Download BitComet

Version:
1.98
Release Date:
2022-12-8
What's New:
Release Notes
Platform Support:
Windows 11/10/8.1/7/Vista 64bit/32bit
Windows XP/2003/2000 32bit
macOS
macOS
Windows 11/10/8.1/7/Vista 64bit/32bit
Windows XP/2003/2000 32bit
Android
Windows 98/Me (v1.20 Zip package only)
Language Support:
53 Languages [Help Translate]
License:
Freeware for non-commercial use (at home).
Please refer to License for more details.
ZIP/Old Versions:
ZIP releases (no installation required) and old versions are available

Windows (32-bit/64-bit) / macOS / Android macOS / Windows / Android

Alternative Downloads

v1.98 [Windows] [macOS] 2022.12.8
GUI Improve: Remember whether to add to blacklist when remove torrent entries
GUI Bugfix: The status of UDP port in the global statistics is inaccurate
Core Bugfix: When the long-term upload cache is insufficient, the program may crash
v1.97 [Windows] [macOS] 2022.11.22
GUI Improve: RSS automatic download filter supports regular expressions
GUI Improve: The status icon when the task is moving is changed from orange to blue
GUI Improve: Improve the speed of batch adding tasks
GUI Improve: Save torrent list auto refresh option
GUI Improve: When deleting an entry from the torrent list, you can choose to add its infohash to the blocklist
GUI Improve: Settings menu from torrent list toolbar can clear infohash blocklist
GUI Improve: Infohash blocklist can be selected when importing and exporting backup files
GUI Improve: The statistics page shows the length of the torrent list infohash blocklist
GUI Improve: The maximum number of torrent lists supports customization
Core Bugfix: When the long-term upload cache is insufficient, the program may crash
v1.96 [Windows] [macOS] 2022.11.15
GUI Improve: when multiple BT tasks are selected in the task list, the right-click menu adds a command for batch setting long-term seeding
GUI Improve: add cache statistics reset command to the right-click menu of the statistics list
GUI Improve: associate the bc_bak file, double click to display the data import dialog
GUI Improve: new advanced option: ui.file_size_prefix, set unit prefixes of file size to a multiple of 1000 or 1024 (keep 1024 for memory size)
GUI Improve: the maximum length of task tag has been changed from 30 characters to 50 characters
GUI Improve: new advanced option: network.max_connecting_connections_per_tracker with default value 6
GUI Improve: add background tasks icons to the status bar, including torrent list loading, importing, and long-term seed preparation
GUI Improve: exit the program when the background task of torrent list import is not completed, and a prompt dialog box will be displayed
GUI Improve: in expert mode, the statistics page shows the number of HTTP trackers that are initiating connections
GUI Improve: in expert mode, the statistics page displays the message queue length
GUI Improve: add options menu to the search box in task list and torrent list, supports regular expressions
GUI Improve: supports regular expressions in blocklist of Torrent Collection
GUI Improve: updates the packages files of browser extension for Chrome and Edge in tools folder, fixes the problem that the onDeterminingFilename interface may conflict with other extensions
GUI Improve: peer list of BT task no longer shows eMule sources for files that are forbidden to download
GUI Bugfix: input focus should not be set when task completes
GUI Bugfix: when command line parameters --silent --url used together, BC links of HTTP type are not supported
GUI Bugfix: when RSS auto download creates tasks, the function of adding the RSS feed title as a tag fails
GUI Bugfix: after RSS auto download creates tasks, the number of tasks on the left fav bar is not refreshed
GUI Bugfix: when a large number of tasks are started and stopped, the message processing time of UI refresh is long and network transmission is delayed
Core Improve: optimize the long-term seeding disk caching strategy, improve the hit rate, and reduce the number of disk reads
Core Improve: supports filtering and sorting the task list for Remote Connection from Android APP
Core Improve: save the setting file regularly and record the cumulative upload and download amount
Core Improve: when the disk writing buffer of BT task is too large, the download request will no longer be suspended. Instead, the task will automatically limit the speed when the available memory is insufficient.
Core Bugfix: exiting the program when a large number of tasks are running will delay for a long time
Core Bugfix: fix the issue that the uTP initiation mode option when manually adding peer and the advanced option utp_after_holepunch didn't work
Core Bugfix: when separate_sources_for_failed_piece is enabled, after the piece hash verification fails, the entire piece cannot be re-downloaded separately from long-term seeds in some cases
v1.95 [Windows] [macOS] 2022.10.17
GUI Improve: new command in context menu of RSS list: Rename feed
GUI Improve: enhance RSS download filter in Option dialog: rename and set task tag for each feed
GUI Improve: after enable the expert mode, the BT task peer list shows the uTP MTU size
GUI Improve: new advanced option: bittorrent.private_torrent_peer_hole_punch, supports UDP port hole_punch for private torrent without PEX
GUI Improve: CPU usage of long-term seeding thread can be displayed in flow graph
GUI Improve: at program startup, maximized window possibly not restored on the monitor when it was last exited
GUI Improve: the max value of network.max_udp_pkt_per_sec changed to 1000000 from 10000
GUI Improve: display CPU usage and storage usage in Statistics list
GUI Improve: web interface of remote download shows the full statistics list
GUI Improve: change moving files for stopped task to asynchronous operation in background thread
GUI Improve: the BT disk cache and long-term upload cache limit in option window increased to 1TB for 64-bit version
GUI Improve: the peer status in the BT task peer list shows the failure count of TCP, uTP, and UDP hole punching respectively.
GUI Bugfix: main window close button set to minimize to tray sometimes fails
Core Improve: automatically adjust the MTU size after uTP connection established
Core Improve: when connecting to uTP peers, prefer to use the previously connected remote port
Core Improve: BT task sends the PEX message as soon as possible after connecting to a peer
Core Improve: when advanced option bittorrent.utp_after_holepunch is set to auto, initiate uTP connection first, then try UDP hole punching after failure
Core Bugfix: disconnect websocket connections when timeout
Core Bugfix: data verify error for web seed downloading if there are files of the same size in the BT task
v1.94 [Windows] [macOS] 2022.9.11
New Feature: support the cloud service for remote connection, to let BitComet Mobile APP connects to the desktop edition of BitComet behind NAT/Firewall with end-to-end encryption. (requires BitComet Mobile App v1.8.0)
GUI Improve: select direct mode or cloud service mode when bind APP with QR code
GUI Improve: merge devices dialog into bind App dialog
GUI Improve: support multiple selection and rename in devices dialog
GUI Improve: display status icon of cloud service for remote connection in bottom status bar
GUI Improve: add option to enable cloud service for remote connection in Option window
Core Bugfix: websocket disconnect by remote not handled correctly
v1.93 [Windows] [macOS] 2022.8.22
GUI Improve: new advanced option: torrent_share.metadata_log_retention_period
GUI Bugfix: memory usage details display problem in Statistics list
Core Improve: optimize sqlite data loading speed for torrent lists
Core Bugfix: fix the issue of downloading the metadata of a magnet link from RSS torrent list while downloading the metadata of a DHT torrent with the same infohash
Core Bugfix: the torrent list is easy to freeze and crash when sorting by comments, screenshots, or popular
Core Bugfix: enhanced torrent list sqlite database operation stability
Core Bugfix: The operation may fail when creating a long path file
v1.92 [Windows] [macOS] 2022.7.18
GUI Improve: add toolbar to the Graph pane. Add torrent list data to memory usage graph
GUI Improve: set the main window to foreground if BitComet already running when open BitComet from browser extension
GUI Improve: when install Firefox extension in installer, open the plugin web in Firefox even if it's not the default browser
GUI Improve: add task logs, metadata download and reserved regions to memory usage graph
GUI Improve: save the options of flow graphs
GUI Improve: add the size of reserved memory regions to Statistics pane
GUI Improve: new advanced option: bittorrent.multi_peers_same_ip, allow multiple peers connected from same IP by default
GUI Improve: refine the reason why the peer is banned
GUI Improve: optimize the operation of BT tasks with huge number of files
GUI Bugfix: should not show the task finish notification if the tray ballon disabled in the context menu of tray icon
Core Improve: improve program crash error reporting
Core Bugfix: when the number of metadata caches is large, the number of downloaded metadata displayed in the left favorites is inaccurate
Core Bugfix: when DHT is turned off, the task stops early when downloading the metadata of magnet link only from the peers returned from trackers
v1.91 [Windows] [macOS] 2022.7.4
GUI Improve: new option in HTTP task properties dialog: send custom HTTP headers to mirror addresses
GUI Improve: new option in add HTTP task page of Remote Download: send custom HTTP headers to mirror addresses
GUI Improve: add RSS feeds option in export and import dialog
GUI Improve: display metadata cache info in Statistics pane
GUI Improve: supports custom_headers_for_mirrors parameter in BC link
GUI Improve: new peers banned reason in the BT task peer list: connection_limit
GUI Improve: new button in integration page of Option dialog: Install Edge Extension
GUI Bugfix: the file list below the torrent list supports non-utf8 encoded non-standard torrent files
GUI Bugfix: snapshot icon should be displayed in torrent list for all torrents knowing infohash
GUI Bugfix: the metadata status in torrent list is not always accurate
GUI Bugfix: during the sorting of the torrent list, setting search keywords has no effect
GUI Bugfix: after adding a task, the selected status of the task tag in the left favorites bar is lost
Core Improve: remove the passkey parameter in tracker URL when save private torrent from Magnet Link to Torrent History
Core Improve: new BitComet Extension for Edge
Core Improve: update BitComet Extension for Firefox
Core Improve: reduce the waiting time to initiate a connection after receiving a new peer
Core Improve: when copying the magnet link of a private torrent, remove the passkey parameter in the tracker link
Core Bugfix: abnormal data may cause memory access violation in IP2Location module
v1.90 [Windows] [macOS] 2022.6.12
GUI Improve: file names in torrent can be renamed in task properties dialog when task stopped
GUI Improve: file names in torrent can be renamed in file list pane when task stopped
GUI Improve: add advanced option: http.max_mirror_count
GUI Improve: add advanced option: ui.show_all_tasks_after_add_task
GUI Improve: the file list below torrent list supports torrent v2
GUI Improve: when display the files below torrent list, auto update missing information for this torrent
GUI Bugfix: when the peer list is sorted by client type, the banned peers have no effect
GUI Bugfix: there is a a blank line in the save directory drop-down box of BT task properties dialog
Core Improve: limit the length of data received from the HTTP tracker
Core Bugfix: some information not updated for RSS torrents
Core Bugfix: improve stability of downloading from Long-Term Seeds
v1.89 [Windows] [macOS] 2022.6.1
GUI Improve: support multiple update URLs for trackerslist in Tracker page of option window
GUI Improve: torrent size estimation supports torrent v2
GUI Improve: improve the condition to show the enable DHT prompt for magnet URI
GUI Improve: add file switch buttons in snapshot page
GUI Bugfix: should not display the task properties dialog after creating a new torrent file
Core Improve: improve crash report
Core Bugfix: bug when downloading torrent v2 larger than 4GB
Core Bugfix: advanced option bittorrent.enable_v1_upgrade_to_v2 does not work
v1.88 [Windows] [macOS] 2022.5.24
GUI Improve: add format option in torrent maker dialog, including v1, v2 and hybrid format
GUI Improve: display Infohash v1 and Infohash v2 separately in BitTorrent task summary pane
GUI Improve: display the number of piece hashes obtained for torrent v2
GUI Improve: display the protocol version of BitTorrent peers in the peer list of BT task
GUI Improve: add advanced option: bittorrent.enable_v1_upgrade_to_v2, to allow peer protocol upgrade for hybrid torrent
GUI Improve: copy the infohash v1, v2 and name of BT task from context menu
GUI Improve: supports mirror, user_agent and cookie parameters in BC link
GUI Bugfix: always using default save folder for magnet URI if torrent can be found in Torrent History
GUI Bugfix: do not select the URL text when displays the task Properties dialog of HTTP task
GUI Bugfix: the TAB key doesn't works with the save folder edit box in task Properties dialog
GUI Bugfix: handle the case of taskbar on top of screen when restore main window position
GUI Bugfix: the restored main window position is invalid after secondary monitor removed
Core Improve: support creating torrent of v2 format, which includes metadata of v2, and the piece hashes of v2
Core Improve: support creating torrent of hybrid format, which includes metadata of v1 & v2, and the piece hashes of v2
Core Improve: when exporting torrent from BT task of v2 format, a full v2 torrent file will be exported if all piece hashes of v2 are obtained, or a compact torrent file will be exported which only contains metadata
Core Improve: support open torrent of v2 format and hybrid format, in which the piece hashes of v2 are optional
Core Improve: support download the magnet URI of v2 format and hybrid format, whose metadata size are much smaller than magnet URI of v1 format
Core Improve: support hash request commands of BitTorrent v2 protocol in peer connections, to download the piece hashes of v2 format and the leaf hashes of file hash tree
Core Improve: support upgrade the peer connections to BitTorrent v2 protocol for hybrid torrent
Core Improve: when the leaf hashes of file hash tree are obtained, the file data can be verified in 16KB blocks
Core Bugfix: can't handle the Content-Disposition HTTP response header if filename and filename* attributes appear together
Core Bugfix: can not fetch Cookies from Chrome and Edge of new version
v1.87 [Windows] 2022.3.28
GUI Improve: add super seed option to task list right-click menu
GUI Improve: add copy Infohash command to task list right-click menu
GUI Improve: add context menu with copy command to the task summary pane
GUI Improve: added a sequential download mode option to the Download Order page of the BitTorrent task properties dialog
GUI Improve: new proxy server option: enable proxy server for RSS feeds
GUI Improve: when no port listening, the port status in the lower right corner of the main window is changed from "not detected" to "not listening"
GUI Improve: if the task list is sorted, display a prompt to cancel the sorting first when using the shortcut keys to adjust the download order
GUI Improve: add translation of RSS update time
GUI Improve: the language menu item displays the native language name for each language
GUI Improve: after selecting the user group title such as "Connected" in the BT task peer list, you can directly ban or delete all users in the group
GUI Improve: peers which are banned in the BT task peer list will display the reason for the ban
GUI Improve: add advanced option: torrent_share.load_lists_at_startup
GUI Improve: add advanced option: bittorrent.separate_sources_for_failed_piece
GUI Improve: update Chrome extension file in install package
GUI Bugfix: The background color of the input box in some dialog boxes is abnormal
GUI Bugfix: after modifies the save directory in the HTTP task properties dialog several times, the disk space is displayed in the wrong color
GUI Bugfix: zero size file in the file list below torrent list should not be shown as a directory
Core Improve: after the downloaded piece has an error in the hash check, try to re-download the entire piece from different peers
Core Improve: support GBK encoding when parsing RSS XML data
Core Improve: if the parameters submitted from remote download are incomplete, use the default save path and number of connections
Core Bugfix: SNI should not be sent when the HTTPS connection hostname is an IP address
Core Bugfix: In some cases, the magnet URI task fails to complete the metadata download
Core Bugfix: the connections to web seed for HTTP resume detection are not closed in time
v1.86 [Windows] [macOS] 2022.2.28
GUI Improve: display task tags in left favorites bar
GUI Improve: add copy LAN IP command to the context menu of listen port detect light
GUI Improve: new proxy options: use proxy for HTTP, webpage or other network traffic
GUI Improve: specify file save name, User-Agent, Cookie and mirror URLs when adding HTTP task in remote download webpage
GUI Improve: new advanced option: task.stop_task_after_get_metadata
GUI Bugfix: folder choose button not work in BitTorrent task properties dialog while downloading metadata
GUI Bugfix: full URL of mirror servers added by user for HTTP task not displayed in Servers pane
GUI Bugfix: RSS update countdown log info displayed repeatedly
GUI Bugfix: settings of global download/upload speed limit displayed incorrectly in remote download webpage
Core Bugfix: metadata request not sent to incoming peers sometimes when downloading magnet URI
Core Bugfix: program may crash if super seeding enabled
v1.85 [Windows] [macOS] 2022.1.18
GUI Improve: display my download progress as a super seed in peer list if super seeding enabled
GUI Improve: remember the last peer address added to peer list manually
GUI Improve: add web_seed category in the connection detail list in Statistics pane
GUI Improve: add option of sorting for memory detail info in the context menu of Statistics pane
GUI Improve: improve the Dump Memory Info command in help menu if expert mode enabled
GUI Improve: Chrome extension will choose correct main program edition either of x64/x86 from non-install folder
GUI Improve: server list of HTTP/FTP task will display the number of active connections
GUI Improve: add remove button for RSS auto-downloader filters
Core Improve: optimize the super seed piece selection algorithm, transmit the most rare block first
Core Improve: decrease the CPU usage for the DHT network
Core Improve: do not pre-allocate disk cache for HTTP task
Core Bugfix: the size of TCP transfer buffer in Statistics pane is incomplete
Core Bugfix: failed to allocate piece cache for uploading if the disk cache of BT task reaches max value
Core Bugfix: failed to download files from root directory of FTP server
Core Bugfix: HTTP/FTP task should stop only when all connections failed
v1.84 [Windows] [macOS] 2021.11.29
GUI Improve: save the list header width and order of flat list and tree list of files separately
GUI Improve: the cache size of HTTP task in Statistics pane is divided into receiving cache and disk writing cache
GUI Improve: display the TCP transfer buffer size in statistics pane, and sort the memory size list by size
GUI Improve: allow to use the clipboard keyboard shortcuts in embedded web pages
GUI Improve: display the number of opened files of BT task in Summary if expert mode enabled
GUI Improve: rename the Task Statistics dialog in context menu for multiple tasks to Disk Info dialog, also available for single task now
GUI Improve: display the detail info for the number of TCP connections in Statistics pane
GUI Bugfix: sometimes the piece size display in Torrent Maker dialog is incorrect if auto piece size is chosen
Core Improve: the trigger condition of download rate auto-limit for HTTP task changed from the size of disk flushing size to size of available memory size
Core Improve: the redirect URL in remote download web page is changed to relative path, to support reverse proxy
Core Improve: add a new DHT bootstrap node
Core Bugfix: program may crash when downloading metadata
v1.83 [Windows] [macOS] 2021.11.20
GUI Improve: allow to modify download URL of HTTP task when task stopped
GUI Improve: add User-Agent and Cookie settings in HTTP task properties dialog
GUI Improve: new advanced option: http.auto_import_cookie
GUI Improve: the limit of HTTP connection cache size changed to 32MB in Option Dialog
GUI Improve: new Torrent Exchange page in Option Dialog
GUI Improve: new setting of custom save folder for torrent cache files in Torrent Exchange page of Option Dialog
GUI Improve: new setting of save in multi-level directories for torrent cache files in Torrent Exchange page of Option Dialog
GUI Improve: show status indication in toolbar of torrent list when filtering or sorting
GUI Improve: new option for Torrent Collect and RSS Torrents: Only show torrents with metadata
GUI Improve: show the memory size used for file list and metadata download in Statistics pane
GUI Improve: improve check-box display in file list when scaling in unequal multiples of DPI
GUI Improve: tag toolbar supports auto-wrap
GUI Improve: auto resize the width of file-name column in the file list of BT task properties dialog
GUI Improve: the Chrome extension supports capture the file download invoked by JavaScript
GUI Improve: Capture download file option in Chrome extension no longer affected by the main program
GUI Bugfix: the Chrome extension can not get correct referrer URL when download links from Downloads Tab of Chrome
GUI Bugfix: fix refresh issues in task Summary pane
GUI Bugfix: do not show the UDP upload rate limit for long-term seeding if not enabled in Statistics pane
GUI Bugfix: do not reset the size of BT task properties dialog after metadata downloaded
GUI Bugfix: the text in the headers of file list not refreshed after switch UI language
GUI Bugfix: status bar will display incorrect DHT state if DHT disabled while DHT startup delay enabled
Core Improve: offer peer version info with Mac of Android suffix to other BitTorrent peers
Core Improve: try to retrieve cookie info from Chrome/Edge browser when download HTTP URL directly
Core Improve: support the filename* attribute in Content-Disposition info of HTTP response headers
Core Improve: user can suspend all active tasks and manually resumes them after program restart
Core Improve: decrease the CPU usage of torrent list when no sort applied
Core Improve: reduce the UI lag when operate the BT tasks with large number of files
Core Improve: reduce CPU usage for adding torrent records to torrent list
Core Bugfix: disk boost service is not invoked for HTTP task when the setting of allocate space before downloading disabled
Core Bugfix: key word filter for torrent list works incorrectly for non-Latin characters
Core Bugfix: program crash if export backup file while torrent list is loading from database file
Core Bugfix: when search mirror for HTTP task enabled, download may still failed after changing original URL
Core Bugfix: memory not released after metadata download finished in some cases
Core Bugfix: the disk boost service set file size incorrectly in some cases
v1.82 [Windows] [macOS] 2021.10.26
GUI Improve: add HTTP servers pane below the task list
GUI Improve: the Files pane can display the downloaded file of HTTP task now
GUI Improve: improve the switching relationship for panes below the task list when switching between BT task and HTTP task
GUI Improve: display updating status in RSS list pane in the left of main window
GUI Improve: display the size of all files and the size of file boundary padding in tooltip of task size in BT task summary pane
GUI Improve: decode UTF8 failure info received from HTTP tracker
GUI Improve: display icons in menu of macOS edition
GUI Improve: hide notifications automatically after 5 seconds in macOS edition
GUI Bugfix: mistaken of uTP packets recv number in the Statistics pane
GUI Bugfix: the tooltip display incorrectly after the header of peer list reordered
GUI Bugfix: the size of selected files in BT task dialog is incorrect for tree list
GUI Bugfix: failed to load passport pane under Windows 11 in certain case
Core Bugfix: the mirror URL added manually not used when restart HTTP task, if the option of search for mirror is disabled
Core Bugfix: fix error handling for IPv6 UDP trackers
Core Bugfix: improve the stability of DHT modular
Core Bugfix: improve the stability of hash calculating for BitTorrent task
v1.81 [Windows] [macOS] 2021.10.1
GUI Improve: add blocklist for Torrent Collection. Blocking keywords can be added from menu of setting button in toolbar
GUI Improve: display tooltip for headers of peer list
GUI Improve: new setting in Advanced Options: task.add_to_top add new task to the top of download list
GUI Bugfix: program version definition mistake in v1.80
Core Bugfix: fix bugs in task disk space cleanup
Core Bugfix: improve stability of uTP transfer
v1.80 [Windows] [macOS] 2021.9.23
GUI Improve: new setting in Advanced Options: network.dns_query_thread_count and network.dns_query_cache_ttl
GUI Improve: new setting in Advanced Options: bittorrent.peer_dual_ip whether connect to the peer's IPv4/IPv6 address reported by itself
GUI Improve: change the default value of advanced options bittorrent.utp_after_holepunch to auto, initiate uTP directly after try UDP hole punching
GUI Improve: add Connect Pending state for HTTP/UDP/WSS trackers
GUI Improve: display connecting timeout info of UDP trackers
GUI Improve: display the number of received peers from PEX in peer list
GUI Bugfix: the protocol info in peer list is inaccurate sometimes
GUI Bugfix: mistake in help info of NAT type detect dialog
Core Improve: query DNS using multiple threads
Core Improve: support binding IP address for UDP transfer
Core Improve: filter invalid peer IP returned from Tracker
Core Improve: fix reconnect issue of second request packet to UDP tracker
Core Improve: support implied_port parameter in DHT protocol to help improve uTP transport via NAT
Core Improve: use UDP source port instead of listening port for uTP peers when sending peer list through PEX
Core Improve: optimize the number of uTP packet resend to improve UDP hole punching
Core Improve: CPU usage of UDP transfer in graph pane includes DHT and uTP threads
Core Bugfix: improve timeout handle of hole punching
Core Bugfix: improve stability of uTP transfer
Core Bugfix: timeout process missing for stop event of WSS tracker
Core Bugfix: incoming uTP connections should be excluded for TCP listening port forwards status detection
v1.79 [Windows] [macOS] 2021.8.25
GUI Improve: add NAT type detect dialog in Tools menu
GUI Improved: support Windows 11
GUI Bugfix: cached info not cleared when detect port status again in the green light state
GUI Bugfix: can not input IPv6 address in Add Peer dialog due to the length limit
GUI Bugfix: should not display the number of Long-Term Seeds for private task in task list
Core Improve: support NAT type detection for UDP packets
Core Bugfix: should not connect to the peer's IPv4/IPv6 address reported by itself if PEX disabled for the task
Core Bugfix: handle the case of folder name contains tailing space in torrent file
Core Bugfix: handle the case of file name contains emoji characters in torrent file
Core Bugfix: improve stability of uTP transfer
Core Improve: support uTP protocol in macOS edition
Core Bugfix: message handle bug when displaying modal dialog in macOS edition
Core Bugfix: UPnP crash when Remote Download enabled in macOS edition
Core Bugfix: IPv6 TCP port not listening in macOS edition
Core Bugfix: failed to send UDP packet after change listening port in macOS edition
v1.78 [Windows] [macOS] 2021.7.27
GUI Improve: new setting in Options Dialog: enable uTP for peer connection. Disabled by default.
GUI Improve: new setting in Advanced Options: bittorrent.peer_hole_punch. Enabled by default.
GUI Improve: new setting in Advanced Options: bittorrent.utp_after_holepunch. Enabled by default.
GUI Improve: display uTP status, protocol, encryption and flags in peer list of BitTorrent tasks
GUI Improve: add uTP initiation options in Add Peer Dialog
GUI Improve: add sub menu of uTP initiation mode in context menu of peer list of BitTorrent tasks
GUI Improve: display uTP packets info in Statistics pane
GUI Improve: display piece size when auto size selected in torrent maker dialog
GUI Improve: supports Ctrl+A in tracker list of BitTorrent task and Tracker Torrent list
GUI Improve: add command in context menu of tracker list: remove all unreachable trackers
GUI Bugfix: the tracker list of Tracker Torrent list can not sort by status
GUI Bugfix: piece index in file list is incorrect for zero size files
GUI Bugfix: display app exception of Windows Firewall in Statistics pane
Core Improve: supports connecting to other BitTorrent peers using uTP protocol
Core Improve: supports UDP hole punch via other BitTorrent peers to establish uTP connections
Core Improve: prevent Sonic Studio 3 DLL injection, enhance program stability
Core Bugfix: the total size of Long-Tern Seeding not loaded correctly when program starts
v1.77 [Windows] [macOS] 2021.5.3
GUI Improve: add file list to the bottom of torrent list, displaying the content of metadata
GUI Improve: display task remove info in Global Logs when Export mode enabled
GUI Improve: add memory usage details about metadata buffer size
GUI Improve: check Windows firewall rules when program starts, display fix notification if not allowed
GUI Improve: add empty input check for magnet URI dialog
GUI Bugfix: number of tasks in tag toolbar not refreshed after task added or removed
GUI Bugfix: the video preview icon not displayed for HTTP task in certain case
Core Bugfix: fix the UDP sending thread stuck after changing listening port
Core Bugfix: program may crash if torrent containing incorrect piece-alignment padding files
Core Bugfix: program may crash due to unsupported IPv6 address
v1.76 [Windows] [macOS] 2021.4.8
GUI Improve: new Tracker Torrents list displays Magnet URI fetched from tracker scrape
GUI Improve: tracker scrape URL can be added to the tracker list below tracker torrents list with the context menu
GUI Improve: add copy IP and port command to the context menu of peer list
GUI Improve: display loading progress for torrent lists
GUI Improve: display Time Received info in torrent list
GUI Improve: display memory used by torrent list in Statistics page
GUI Improve: do not switch to all task list when add new task from RSS feeds automatically
GUI Improve: display progress of folder in file list of BitTorrent task
GUI Improve: support xs parameter in magnet URI for specifying the URL of torrent file
GUI Improve: display the time left of Long-Term Seeds querying in Tracker list of BitTorrent task
GUI Improve: add "Downloads\BitComet" to default download folders for new installation
GUI Bugfix: the metadata icon not refreshed in time after metadata downloaded
GUI Bugfix: fix sort bug for title column of DHT and Tracker torrent list
GUI Bugfix: do not ask to enable DHT network when batch download torrents with torrent download URL
GUI Bugfix: the option of max item count of torrents list can not set to 100000
GUI Bugfix: when the floating window is enlarged, the ordinate display is abnormal in some cases
Core Improve: support arm64 instruction set for Apple M1 in Mac edition
Core Improve: support fetch torrent infohash list from HTTP/HTTPS tracker scrape URL or stats page
Core Improve: support fetch torrent infohash list from WS/WSS tracker with scrape action
Core Improve: improve parsing speed for JSON data
Core Improve: improve compatibility with MiniUPnPd/2.2.0
Core Improve: upgrade OpenSSL to v1.1.1k
Core Improve: enable BitTorrent encryption protocol by default
Core Bugfix: BitTorrent task can not finish downloading if torrent containing incorrect piece-alignment padding files
Core Bugfix: BitTorrent task will scan files to calculate hash after starting even if Long-Term Seeds and eMule plugin not enabled
Core Bugfix: upnp.exe invoked repeatedly in system with multiple networks
Core Bugfix: can not handle long packet of websocket
Core Bugfix: network.tcp_connection_timeout break long connection of websocket
Core Bugfix: remove .piece_part.bc! when remove tasks without deleting downloaded files
v1.75 [Windows] [macOS] 2021.2.18
GUI Improve: add Display Score History item in CometID menu
GUI Improve: display CometID score update info in Global Log pane if expert mode enabled
GUI Improve: add an icon to the download metadata item in the content menu of torrent list
GUI Improve: support any DPI scale in Windows edition
GUI Improve: support open iso files after task downloaded
GUI Improve: add UDP packets rate info in Statistics page
GUI Improve: improve text in Add Peer dialog of BitTorrent task
GUI Improve: display file count and alignment in summary pane of BitTorrent task
GUI Improve: display piece index of files in file list of BitTorrent task
GUI Improve: support WS/WSS trackers in TrackerList of Option dialog
GUI Improve: support globle hotkey for hide/unhide main window in Mac edition
GUI Improve: improve initial size of Option window in Mac edition
GUI Bugfix: grid line in download list not shown when enabled from View menu
GUI Bugfix: do not create shortcut in start menu in systems other than Windows 10
GUI Bugfix: the prompt of existing in Torrent History not displayed if re-download Magnet link after task deleted
GUI Bugfix: Windows Library folder not handled in task batch download dialog from torrent list
GUI Bugfix: display tracker return 0 peer in status column of tracker list
Core Improve: the CometID score renewal cycle is shortened from one day to no more than one hour
Core Improve: store CometID score daily history in local file
Core Improve: improve database access performance
Core Bugfix: program may crash if error occurs when loading data from database
Core Bugfix: program may crash if force quit when task properties window display in Mac edition
v1.74 [Windows] [macOS] 2021.1.15
GUI Improve: display number of Long-Term Seeds in task list
GUI Improve: add the detection and repair of improper disk boost service permissions
GUI Improve: new advanced option: bittorrent.enable_lsd
GUI Improve: add listening port, remote port and peer source columns in Peer list of BitTorrent task
GUI Improve: display LSD status info in Tracker list of BitTorrent task
GUI Improve: display LSD listening port status in Statistics page
GUI Improve: display listening port forwards status for Remote Download in Statistics page
GUI Improve: display detailed network speed info of protocol payload in Statistics page
GUI Improve: display host name of Web Seed in peer list
GUI Improve: display system notification when task download finish in Mac edition
GUI Bugfix: invalid path prompt when import/export tasks and settings in Mac edition
Core Improve: support Local Service Discovery, to search BT peers in local network using UDP multicast
Core Improve: support ws parameter in Magnet URI, to add web seed
Core Improve: upgrade OpenSSL to v1.1.1i
Core Improve: decrease CPU usage in Mac edition
Core Bugfix: fail to preview video files of huge size
Core Bugfix: fix bugs when auto add a suffix to default saving file/folder name automatically for BitTorrent task
Core Bugfix: fix bug in auto-rename when re-download HTTP tasks
Core Bugfix: When detect UDP listen port forwards status, UDP packets from local network should be ignored
v1.73 [Windows] [macOS] 2020.11.27
GUI Improve: new Replace Trackers command in context menu of task list, when multiple BitTorrent tasks selected
GUI Improve: new Update Tracker command in context menu of tracker list
GUI Improve: advanced option to enable UDP Tracker support: bittorrent.udp_tracker
GUI Improve: display TCP/UDP Upload Speed and Cache Size in Long-Term Seeding list for Export Mode
GUI Improve: support sorting items in Long-Term Seeding list for Export Mode
GUI Improve: display Total Row in Long-Term Seeding list for Export Mode
GUI Improve: auto add a suffix to default saving file/folder name automatically for BitTorrent task only when creating tasks quietly
GUI Improve: display DHT announce list in Export Mode
GUI Improve: add a new limit of MAX 100000 for torrent list
GUI Bugfix: torrent size estimation error in torrent make dialog if only single file selected
GUI Bugfix: when batch download multiple torrents with metadata in torrent list, the task will be created one by one
GUI Bugfix: the listen port setting in Remote Download option page should not be disabled if web interface disabled and APP interface enabled
GUI Bugfix: fix mistake of query file size in HTTP task properties window
GUI Bugfix: fix mistake of torrent list statusbar refresh
Core Improve: support WS/WSS Trackers (WebTorrent is unsupported yet)
Core Improve: use worker thread to read files for Long-Term Seeding to reduce UI lag
Core Improve: use worker thread to read files for video file remote playback in APP
Core Improve: optimization for Long-Term Seeding with torrents containing a lot of files
Core Improve: improve torrent list loading, reduce UI lag
Core Improve: support downloading metadata directly in Add New Task window in Android APP
Core Improve: support selecting part of files in torrent to download in Android APP
Core Improve: support download files from finished task in desktop version in computer to Android APP in mobile phone
Core Improve: improve sqlite save operation, reduce disk drive activity
Core Bugfix: files are not deleted when removing tasks which haven't been started yet
Core Bugfix: avoid send duplicate UDP request to DHT nodes
Core Bugfix: cache not released after disable Long-Term Seeding
Core Bugfix: program crash when creating torrent file, if DHT disabled or pending startup
Core Bugfix: bug in auto-rename for the task with duplicated save folder when creating BitTorrent task in batch
Core Bugfix: program cannot start in Windows XP
Core Bugfix: task queue operation incorrectly if task progress dropped from 100% due to file missing detection
v1.72 [Windows] [macOS] 2020.10.21
GUI Improve: add a suffix to default saving file/folder name automatically for BitTorrent task if a file/folder has the same name exists
GUI Improve: stop time-out counting when click any option check-box in duplicate files prompt dialog for BitTorrent task
GUI Improve: auto switch unit for upload/download size in peer list of BitTorrent task
GUI Improve: display memory info in graph pane
GUI Improve: auto layout positions of legends in graph pane
GUI Improve: torrent size estimation handle the piece-alignment option in torrent make dialog
GUI Improve: remove advanced option dht.udp_sessions_threshold, add new advanced option dht.udp_send_queue_threshold
GUI Improve: display number of dropped DHT requires
GUI Improve: show CPU usage in flow graph in macOS version
GUI Bugfix: fix crash when click download eMule plugin button in Option window
GUI Bugfix: creation date in task summary not refreshed after metadata downloaded for BitTorrent task
GUI Bugfix: metadata icon in torrent list not refreshed after metadata downloaded
Core Improve: use worker thread for Long-Term Seeding to reduce UI lag
Core Improve: add support of Long-Term Seeding for files smaller than 1MB
Core Improve: when UDP send queue threshold of DHT reached, incoming DHT requires are dropped
Core Improve: able to identify Shareaza client
Core Bugfix: task queue operation incorrectly if choose seeding directly using exist files after opening torrent
Core Bugfix: if the DHT network startup delay is enabled, the auto-started tasks will not announce to DHT any more
Core Bugfix: crash when DNS querying
v1.71 [Windows] [macOS] 2020.9.7
GUI Improve: add new advanced option: ui.copy_magnet_with_tracker
GUI Improve: add new advanced option: dht.startup_delay_sec
GUI Improve: add new advanced option: dht.udp_sessions_threshold
GUI Improve: add Long-Term Seeding list to left channel list when expert_mode enabled
GUI Improve: display number of files for Long-Term Seeding in flow graph
GUI Improve: display number of DHT nodes and sessions by type in flow graph
GUI Improve: display CPU usage in flow graph
GUI Improve: display flow graph pane under torrent list also
GUI Improve: display UDP sending queue length for separate category in Statistics pane
GUI Improve: display number of DNS cache in Statistics pane
GUI Improve: tracker list supports sorting
GUI Improve: do not switch to download list after add new BitTorrent task from RSS page
GUI Improve: display banned peers of BitTorrent task in separate group
GUI Bugfix: binding IP address in advanced option can not be modified
GUI Bugfix: update time of RSS feeds not changed after manual refresh
GUI Bugfix: tooltip displayed incorrectly when the column order of peer list adjusted
Core Improve: UDP sending queue changed to multiple queues
Core Improve: prevent Sonic Studio 3 DLL injection, enhance program stability
Core Improve: BitTorrent task start Long-Term Seeding automatically if become 100% completed after hash checking
Core Improve: add cache for DNS query
Core Improve: UDP Tracker connect will retry later if length of sending queue reached limit
Core Improve: reduce unnecessary DHT transmission if reached the threshold of UDP sessions
Core Improve: increase the priority of connection for passport login
Core Bugfix: empty folder left after moving downloaded files for finished task
v1.70 [Windows] [macOS] 2020.8.9
GUI Improve: add option to start seeding after generating torrent file
GUI Improve: advanced option system.show_debug_info renamed to system.enable_expert_mode
GUI Improve: add DHT network node list to left channel list when expert_mode enabled
GUI Improve: add flow graph for download speed, upload speed, DHT transfer
GUI Improve: display location code if no location image in peer list
GUI Improve: Add HTTP download in batch window support paste HTTP URL list
GUI Improve: "Remember my settings" in Auto Shutdown menu changed to "Remember Shutdown Condition"
GUI Bugfix: number of Torrent History not refreshed after generating torrent file
GUI Bugfix: peer download progress not displayed in peer list
GUI Bugfix: IP location icon display bug when using 150% DPI
GUI Bugfix: download speed display bug in floating window
GUI Bugfix: binding IP address in advanced option can not be set to unassigned
Core Bugfix: data save failure due to zero-size file in torrent
Core Bugfix: program may crash when downloading pieces containing file boundary in v1.69
Core Bugfix: initial seeding option can not be saved due to asynchronous modification operation of BT task properties (v1.68 - 1.69)
v1.69 [Windows] [macOS] 2020.7.8
GUI Improve: display Mobile APP traffic in the info-tips of upload size and upload speed in task summary pane
GUI Improve: display detailed failure info of download torrent in BT task log pane
GUI Improve: display IP location in peer list of BitTorrent task
GUI Bugfix: the main window should not be restored by relaunch program if entered lock mode while the main window minimized
GUI Bugfix: can't change the default download directory for a task tag in the Option window
GUI Bugfix: handle the situation of LAN IP is the same with WAN IP in Remote Download page of Options window
Core Improve: improve error handling after piece hash check failure of BT task
Core Improve: part of the file operation is moved to the worker thread to reduce UI freeze
Core Improve: improve torrent share data processing and reduce UI freeze
Core Improve: supports brotli compress for HTTP Tracker, torrent download and visit RSS feeds
Core Improve: apply advanced option http.user_agent to all HTTP connections besides HTTP file download
Core Improve: remove HTTP request header: Pragma/Cache-Control: no-cache
Core Bugfix: occasionally crash when starting BT task asynchronously
v1.68.1 [macOS] 2020.6.28
GUI Bugfix: disk space display error in task properties dialog in Mac edition
GUI Bugfix: check box display error in file list of BT tasks in Mac edition
v1.68 [Windows] [macOS] 2020.6.15
GUI Improve: add Bind App button for BitComet Android edition in toolbar and tools menu
GUI Improve: add enable BitComet App option in Remote Download page of Options window
GUI Improve: add Bind App button in Remote Download page of Options window
GUI Improve: add Devices button in Remote Download page of Options window
GUI Improve: add force HTTPS option in Remote Download page of Options window
GUI Improve: display Remote Download info in Statistics pane
GUI Improve: allow piece alignment option when creating private torrent file
GUI Improve: new advanced option: system.process_io_priority
GUI Improve: display long-term seeds info in Tracker list
GUI Improve: add auto refresh option in torrent list toolbar
GUI Improve: add refresh button in torrent list toolbar
GUI Improve: keep selection state of focused item in torrent list when auto refresh
GUI Improve: filter RSS torrent list by RSS feed name
GUI Improve: new option in RSS torrent list: auto download meta-data
GUI Improve: new option in torrent collect list: auto download meta-data
GUI Improve: keep multiple selection in torrent list when auto-refresh disabled
GUI Improve: new column in torrent list: has metadata
GUI Improve: display Long-Term Seeding info in Summary pane when system.show_debug_info turned on
GUI Improve: remember show/hide state of task tags toolbar when program restart
GUI Improve: display UDP transfer info in Statistics pane
GUI Improve: display DNS failure info of UDP transfer in Statistics pane
GUI Bugfix: sort bug for first column of torrent list
GUI Bugfix: the downloaded icon in torrent list does not refresh in time
GUI Bugfix: Option window may display incorrectly when opened for second time in Mac edition
GUI Bugfix: program may crash when drag and drop multiple HTTP links to main windows or floating window
Core Improve: selecting files to download for BitTorrent task changes to asynchronous operation, to reduce the UI lag
Core Improve: clean up unfinished files for BitTorrent task changes to asynchronous operation, to reduce the UI lag
Core Improve: when sharing torrents in Torrent Exchange, give higher priority to the torrents whose content have been downloaded
Core Improve: assign padding attribute to padding files according to BEP47 when creating torrent file
Core Improve: handling padding file attribute when opening torrent file
Core Improve: enhance security for Remote Download
Core Improve: supports view task info from BitComet Android edition
Core Improve: supports add, start, stop task from BitComet Android edition
Core Improve: supports play completed mp4, mkv video files from BitComet Android edition
Core Improve: do not retry within 1 minute after DNS failure for UDP transfer
Core Bugfix: the piece containing file boundary can not be downloaded in individual cases
v1.67 [Windows] [macOS] 2020.5.6
GUI Improve: new command in context menu of task list: search online for the task name
GUI Improve: new global option: save the torrent file to download folder
GUI Improve: display the number of DHT torrents with metadata in left channel pane if show torrents with metadata option enabled
GUI Improve: reduce UI lag of BitTorrent task properties dialog when use network folder as download folder
GUI Improve: new command in context menu of torrent list: search online for the torrent name
GUI Improve: new advanced option: system.check_bcagent, disable check OCX control status for browser extensions at startup
GUI Improve: new settings in tasks page of option window: start queued task if the download speed of slowest task is lower than
GUI Improve: display UPNP port mapping info in global log
GUI Bugfix: the upload limit can not be set to 1, 2, 3...9MB/s in Option dialog
GUI Bugfix: magnet URI tasks not displayed in Uncompleted task list after program restart
Core Improve: the format of data file of torrent history list changed from xml to sqlite, conversation will be performed automatically when program launch
Core Improve: improve algorithm of removing items in torrent list, reduce UI lag
Core Improve: increase sorting speed for snapshot and post column in torrent list
Core Improve: improve algorithm of long-term seeding, reduce UI lag
Core Improve: starting BT task changes to asynchronous operation, to reduce the UI lag
Core Improve: reduce process time for stopping BT task
Core Improve: reduce process time for removing BT tasks without deleting downloaded files
Core Improve: reduce UI lag due to long-term seeding
Core Bugfix: BT task may stop unexpectedly due to file not found if yellow blocks appear in piece map
Core Bugfix: program may crash when sorting torrent list
Core Bugfix: disk boost service not utilized when allocate disk space before downloading option disabled
Core Bugfix: metadata download task not removed when removing items in torrent list
v1.66 [Windows] [macOS] 2020.4.13
GUI Improve: improve icons in toolbar and download list for HiDPI display
GUI Improve: add settings button in toolbar of torrent list
GUI Improve: new option for DHT torrents: Only show torrents with metadata
GUI Improve: add Feed Name in RSS torrent list
GUI Improve: display number of piece in torrent maker dialog
GUI Improve: display metadata downloading info in Statistics pane
GUI Improve: do not display listen port of peer if unknown for BT peers
GUI Improve: "Preview Download Mode" renamed to "Sequential Download Mode" in context menu of BT task
GUI Improve: add Compact Database command in settings menu of torrent list
GUI Improve: new advanced option: bittorrent.dht_torrent_refresh_interval, 5 sec as default to decrease disk activity time
GUI Improve: new advanced option: system.compact_memory_interval
GUI Improve: display configuration file folder in Global Log pane
GUI Improve: display Long-Term Seeding status in Statistics Pane
GUI Improve: add copy command to context menu of settings list in advanced option page
GUI Improve: improve HiDPI support for Batch download dialog
GUI Improve: new option in Proxy setting page: DNS query using proxy server
GUI Improve: add unit choice for Speed limit in Option dialog
GUI Improve: support add batch-download by drag and drop multiple URL links to floating window or main window
GUI Improve: support add batch-download by clipboard monitor
GUI Improve: new advanced option: bittorrent.hash_check_for_ltseed
GUI Improve: add memory usage details about process heap size and disk write buffer size
GUI Improve: new settings in advanced option page to select IP address to bind to when initiate a connection
GUI Improve: show pending DNS number in Statistics pane
GUI Bugfix: the number of torrents in the left channel list is not refreshed in time
GUI Bugfix: sort bug for first column of Torrent History list
GUI Bugfix: task summary panel text alignment
GUI Bugfix: level progress display error when progress is 0% in the lower left corner
GUI Bugfix: incorrect configuration file folder used in certain case
GUI Bugfix: UI lag when select all by Ctrl+A in torrent list
Core Improve: DHT Tracker use worker thread to reduce the UI lag
Core Improve: support initiate a connection using preferred network adapter if multiple network adapters exist in system
Core Improve: support IPv6 connection through SOCKS5 proxy server
Core Improve: support UTF8 BOM when improve URL list from text file in Batch download dialog
Core Improve: support extract URL links containing Chinese characters from html page segment dropped to BitComet from web page
Core Improve: improve memory allocation, decrease memory usage for UDP buffer and log buffer
Core Improve: optimize UDP packet sending efficiency，default value of network.max_udp_pkt_per_sec changed to 1000 from 500
Core Improve: avoid program crash caused by IE component damage
Core Improve: improve Preview download mode for BT task
Core Improve: reduce memory usage when downloading metadata for DHT torrent list
Core Bugfix: the global option "allocation disk space before download" works even when disabled
Core Bugfix: empty files should not be created when performs hash-check
Core Bugfix: connection error retry issue when download from long-term seed
Core Bugfix: fix speed limit deviation
Core Bugfix: "Sequential Download Mode" does not work if "Optimize download strategy for preview" disabled in Option dialog
v1.65 [Windows] [macOS] 2020.3.17
GUI Improve: Display left time in torrent making dialog
GUI Improve: add more items to backup in Import/Export dialog from File menu
GUI Improve: display torrent creation time and RSS article publication time in Summary page of torrent list separately
GUI Improve: the publish time in torrent list changed from torrent creation time to RSS article publication time
GUI Improve: add new commands to context menu of RSS list: Copy title
GUI Improve: the publish time in torrent list can be updated by click Reload command in context menu of RSS torrent node in Channel list
GUI Improve: improve port mapping error message
GUI Improve: the start time of task renamed to added time
GUI Improve: LT Seed number in file list of BT task changed to "connected/total"
GUI Improve: new advanced option to set HTTP retry max number and interval for downloading torrent in BT task
GUI Improve: new advanced option: network.tcp_connection_timeout
GUI Improve: new advanced option: bittorrent.max_connections_per_ltseed
GUI Improve: default setting of UDP packets sent per second changed from 100 to 500 in advanced option page
GUI Improve: display task logs about downloading torrent file from HTTP link for BT task
GUI Improve: add memory usage details in Statistics pane
GUI Bugfix: task delete button in toolbar should not be grayed out when task is running
Core Improve: support import and export Torrent History, Torrent Exchange, RSS Torrents, DHT Torrents via backup file
Core Improve: improve DNS resolution for UDP packet to prevent sending congestion
Core Improve: add error retry for BT task when downloading torrent file from HTTP link
Core Improve: add TCP connecting timeout for automatic disconnection
Core Bugfix: after one file downloaded from a LT Seed, no requests for downloading other file are sent
Core Bugfix: out of memory due to huge number of peer requests to running BT task
Core Bugfix: while proxy server enabled, the program may crash when exiting
Core Bugfix: the max TCP connection setting should be cons considered when initiating a long-term download connection
Core Bugfix: fix improper operation in executable file name safety checking
v1.64 [Windows] 2020.1.15
GUI Improve: add new advanced option: Use toast notifications in action center under Windows 10 (Need to create shortcut in start menu)
GUI Improve: the max connection number for HTTP download task changed from 20 to 200 in HTTP task properties window
GUI Improve: the max default connection number for HTTP download task changed from 20 to 200 in option window
GUI Improve: show notification when the paging file is too small for memory allocation
GUI Improve: add info-tip for peer count, health and share ratio column in task download list
GUI Improve: improve display for HiDPI
GUI Bugfix: the display name parameter in the magnetic link caused the default save name of the downloaded file to be incorrect
GUI Bugfix: issues on sorting torrent list by snapshot or comments
GUI Bugfix: the speed graph not cleared after perform disk cleanup for HTTP task
GUI Bugfix: the queuing state icon not displayed if the task is in error state
GUI Bugfix: the function of sorting by task state not working for queuing tasks
Core Improve: enhanced the ability of HTTP download tasks to detect server support for download resume
Core Improve: reduce memory usage for torrent metadata download
Core Improve: improve video file snapshot, support thumbnail, decrease loading time
Core Improve: disable extra disk writing verify to decrease disk usage
Core Bugfix: if auto file moving launched after hash check when BitTorrent download finished, the files been moved will bot be removed
Core Bugfix: HTTP download should stop immediately after failure of creating file
Core Bugfix: program may crash at exit
v1.63 [Windows] [macOS] 2019.12.20
GUI Improve: new RSS Torrents list in Torrent Exchange, to collect torrent info from RSS feeds
GUI Improve: new DHT Torrents list in Torrent Exchange, to collect torrent info in peer request from DHT network
GUI Improve: add Download Metadata command to context menu of torrent list, to obtain torrent meta-data without creating download task
GUI Improve: add Logs pane to torrent list, to display logs when obtaining torrent meta-data
GUI Improve: decrease displaying time of waiting state when loading web page of task comments and snapshots
GUI Improve: new settings in Proxy option page: do not use proxy for long-term seeding and port forward detection
GUI Improve: display RSS update logs when advanced option system.show_debug_info enabled
GUI Improve: new option in context menu of DHT torrents in left channel pane: auto download meta-data
GUI Improve: new advanced options: Max number of concurrent downloading meta-data, Timeout seconds of downloading meta-data
GUI Bugfix: the default connection number in HTTP batch download window changed from 1 to the setting value in Option window
GUI Bugfix: the speed graph not cleared after perform disk cleanup for BitTorrent task
GUI Bugfix: when click the blank area in piece map scroll bar out of the thumb, page up or page down not triggered.
GUI Bugfix: the status bar of main window flickers when refresh
Core Improve: improve identification code of BitTorrent client name and version
Core Improve: do not detect IPv6 port forward status if global IPv6 address not found in system
Core Bugfix: fix moving operations of configuration files when switch use_app_data advanced option
Core Bugfix: program may crash when force stop tasks in stopping state
Core Bugfix: the option of clear Torrent Collection list at program exit does not work
Core Bugfix: the passkey parameter in tracker URL for private torrent should not be removed for non-MagnetURI torrents received from RSS feed
Core Bugfix: if no data received from RSS feed, the reconnection will not be preformed in certain case
Core Bugfix: if the torrent turned out private after meta-data received, no trackers should be added automatically from trackers-list
v1.62 [Windows] 2019.11.26
GUI Improve: a new option to seed using existing files when create task by torrent file, check piece hash until uploading the piece
GUI Improve: improve refresh algorithm of piece map to decrease CPU usage
GUI Improve: display a piece in yellow if the piece is unchecked in the piece map pane of BitTorrent task
GUI Improve: improve display refreshing code of torrent share list, reduce the UI lag when display large amounts of torrents
GUI Improve: a new prompt to choose download one by one or in batches when select multiple magnet links in torrent share list
GUI Improve: add tooltip to display peer_id when mouse hover on client name of peer list
GUI Improve: the default allowed max size of torrent file changed from 10MB to 20MB, and a new advanced option added: bittorrent.max_torrent_size_mb
GUI Improve: boss key renamed to lock / unlock main window hot-key. password will be needed when unlock if startup password is set.
GUI Improve: new advanced option: bittorrent.anti_leech_banned_peer_ids
GUI Improve: new advanced option: bittorrent.anti_leech_private_torrent, disabled by default
GUI Improve: show notification when out of memory
GUI Improve: Task disk space cleanup can only be invoked when task stopped
Core Improve: BT stop changes to asynchronous operation with new task Stopping state, to reduce the UI lag when stopping tasks
Core Improve: improve processing flow to reduce the UI lag when task finishes downloading
Core Improve: improve processing flow to reduce the UI lag when deleting running tasks
Core Improve: discard cache data in running BitTorrent tasks when quit BitComet to reduce the UI lag
Core Improve: improve processing flow of task start to reduce the UI lag
Core Improve: improve processing flow of task progress auto save to reduce the UI lag
Core Improve: the format of data file of torrent share list changed from xml to sqlite, conversation will be performed automatically when program launch
Core Improve: reduce the memory consume for loading torrent share list, to avoid program crash due to large amounts of torrents
Core Improve: use worker thread to save data file of torrent share list incrementally, to avoid UI lag caused by saving data file at program exit
Core Improve: decrease CPU usage when uploading in high speed
Core Improve: increase the max allowed length of request queue for BitTorrent task
Core Improve: update BitTorrent client identification code for Tixati
Core Improve: support retrieve peer client name and version from extension protocol, on the basis of the identification from peer_id
Core Improve: auto fix mistaken creation date format in torrent file
Core Bugfix: when completed task list selected in left pane, Magnet tasks downloading meta data should not be displayed
Core Bugfix: fix data error from uploading disk cache in rare cases
v1.61 [Windows] 2019.11.4
GUI Improve: improve filter for auto torrent download from RSS feed
GUI Improve: do not display unknown as name for tasks created from HTTP URL of torrent file
GUI Improve: new command in context menu of RSS article list: copy torrent link
GUI Improve: show tooltip when mouse hover on status column of peer list
GUI Improve: check disk boost service when program starts, display fix notification if not installed
GUI Improve: task finish popup changed to toast notification of Action Center in Windows 10
GUI Improve: auto update interval of RSS feed changed to the shorter one of user setting and feed setting
GUI Improve: add new setting bittorrent.anti_leech_banned_ports in Advanced page of Options window
GUI Improve: The option window automatically adjusts the window size according to the minimum size of the page when switching pages
GUI Improve: add search options box in Advanced page of Options window
GUI Bugfix: the setting of max number of RSS article works incorrectly
GUI Bugfix: refresh task properties dialog after meta-data downloaded right away
GUI Bugfix: fix display problem of floating window with HiDPI scale
GUI Bugfix: remove obsoleted option: display task properties dialog after meta-data downloaded for Magnet link
GUI Bugfix: publisher info not displayed in BitTorrent task properties dialog
GUI Bugfix: copy RSS feed URL will get RSS feed web-page URL
Core Improve: Improve compatibility with XML file formats returned by RSS feeds
Core Improve: for the option that start a new task from waiting queue when total download speed lower than setting value, also stop a slowest task at the same time
Core Improve: switch to IE11 render mode for RSS web-page in Window 10
Core Bugfix: The Magnet link task addition time is changed from the time of torrent file downloaded to the time of task created.
Core Bugfix: problem about the auto refresh interval for RSS feeds
v1.60 [Windows] 2019.10.17
GUI Improve: add new command to File menu: add torrents from RSS feed
GUI Improve: add RSS page in Option window, to configure RSS feed auto refresh and RSS torrent auto download
GUI Improve: new setting in RSS page of Option window: add tag to task using feed title when auto download torrent from RSS feed
GUI Improve: new setting in RSS page of Option window: pause download when auto download torrent from RSS feed
GUI Improve: new setting in RSS page of Option window: filters for RSS torrent auto download
GUI Improve: add new commands to context menu of RSS list: Copy RSS feed URL, Open page in Browser
GUI Improve: able to download torrents using multiple-selection in RSS article list
GUI Improve: add toolbar to web page pane of RSS article
GUI Improve: new column in task list: number of task files
GUI Improve: improve display speed of opening Option windows
GUI Improve: support copy text in multiple lines of Statistics pane
Core Improve: add RSS feed auto refresh and RSS torrent auto download function
Core Improve: display corresponding RSS article title in task log when add torrent from RSS feed
Core Improve: improve disk reading cache for BitTorrent uploading, decrease UI lag
Core Bugfix: fix memory leakage when connecting to trackers using HTTPS protocol
Core Bugfix: fix bug in task merging when one task downloaded a torrent from HTTP having the same infohash as another task
v1.59 [Windows] [macOS] 2019.9.17
GUI Improved: revert task remove window, add Cleanup command to task context menu
GUI Improved: improve Torrent Share list refresh
GUI Improved: the max value of advanced setting network.max_connecting_connections changed from 1000 to 10000
GUI Improved: add advanced option log.tracker_limit to set the max number of logs for tracker
GUI Improved: add advanced option log.task_limit to set the max number of logs for task
GUI Improved: add Clear Log command to context menu of Tracker list, available when system.show_debug_info enabled
GUI Improved: add Clear Log command to context menu of task log list, available when system.show_debug_info enabled
GUI Improved: display number of pending TCP connections in Statistics pane
GUI Improved: add indicator for private torrent in summary pane of BitTorrent task
Core Improve: improve memory allocation strategy, decrease memory fragment
Core Improve: decrease interval of creating new TCP connections, and increase network throughput
Core Improve: remove passkey parameter from tracker URL for private torrent received from Magnet Link
Core Improve: active Long-Term seeding after task downloading finished immediately
Core Improve: do not retry when failed to send STOP action to tracker
Core Bugfix: improve peer connection request algorithm, avoid new added peers not been connected for a long time
v1.58 [Windows] [macOS] 2019.7.6
GUI Improved: support 32MB piece size when creating torrent file, and show estimated size of torrent
GUI Improved: add fit column size command in context menu of list view header
GUI Improved: add 2 new options in task remove window: delete unfinished download files only, delete all downloaded files
GUI Improved: display torrent creator info in task summary page
GUI Improved: improve floating window display for HiDPI
GUI Improved: allow up to 10 new task windows to be displayed simultaneously
GUI Improved: display flag for registered BitComet users of IPv6 in peers list of BitTorrent task
GUI Improved: display tracker returned leechers amount in tracker list of BitTorrent task
GUI Bugfix: display issue of item group fold/unfold in Statistics pane
GUI Bugfix: max upload rate per BitTorrent task in Option window does not take effect immediately when changed
GUI Bugfix: Long-Term seeding upload speed not displayed in tooltip of BitTorrent task summary pane when task stopped
Core Improve: improve peer connection request algorithm: assign high priority for new added peers, and cleanup dead peers with failures
Core Improve: enable Long-Term seeding immediately after new torrent created
Core Improve: max allowed connection interval of tracker changed to 120 minutes
Core Improve: add advanced option: bittorrent.save_connected_peers_only
Core Bugfix: when select part of files in torrent to download, the left size sent to tracker should include all uncompleted files
Core Bugfix: the upload, download size in first announce to tracker is incorrect when task restart after stop
Core Bugfix: announcement not sent to tracker when task restart immediately after stop
Core Bugfix: no DHT nodes should be written into torrent when DHT Network option unselected in torrent maker window
Core Bugfix: connection error after first announce to HTTPS tracker
Core Bugfix: HTTP download fails when URL contains IPv6 address host
Core Bugfix: improve stability of Long-Term Seeding disk cache
v1.57 [Windows] [macOS] 2019.5.8
GUI Improved: choose only KB/s or MB/s as speed unit automatically, excluding B/s
GUI Improved: do not allow reentrancy of new task creating window to avoid stack overflow
GUI Bugfix: program may crash at exit triggered by Windows shutdown/restart/logoff
Core Improve: support TLS v1.3 for HTTPS
Core Improve: support Server Name Indication for multiple domains hosted HTTPS sever
Core Bugfix: Long-Term Seeding does not work for certain torrents
v1.56.0 [macOS] 2019.3.20
Core Improve: synchronize with Windows version
v1.56 [Windows] 2019.3.13
GUI Bugfix: mistake in UI translations
Core Bugfix: disk cache setting for Long-Term Seeding does not take effect
Core Bugfix: improve stability of Long-Term Seeding
Core Bugfix: Long-Term Seeding does not work in pure IPv6 network
Core Bugfix: after all trackers in private torrent been replaced, no tracker will be connected when task downloading
v1.55 [Windows] 2019.1.14
GUI Improved: add new task categories "Uncompleted" and more in left Channel pane, which can be switch by context menu
GUI Improved: add RSS feeds in left Channel pane
GUI Improved: Statistics pane displays listening port status of IPv4, IPv6, TCP, UDP separately
GUI Improved: Trackers pane displays peer number from PEX
GUI Improved: Peers pane displays downloaded and uploaded size of disconnected peers
GUI Improved: new Long-Term Seeding disk cache setting in Option window
GUI Improved: Statistics pane displays disk cache info of BitTorrent transfer, HTTP download and Long-Term Seeding separately
GUI Improved: choose KB/s or MB/s as speed unit automatically
GUI Improved: when sort task by time, display tasks of unknown time as earliest
GUI Improved: identify video file type of .webm and .ogv
GUI Bugfix: toolbar display incorrectly after change Windows UI theme
GUI Bugfix: tooltip of task summary will show up even when window not in foreground
GUI Bugfix: occasionally crash when display popup window of task download progress
Core Improve: support Long-Term Seeding in IPv6 network
Core Improve: optimize the disk cache for Long-Term Seeding
Core Improve: add UDP incoming status detect for listening port
Core Improve: report IPv4, IPv6 address to other peer in dual-stack network, to establish double way connections
Core Bugfix: decrease UI lag when executable file download finished
Core Bugfix: too many tracker connections when multiple BitTorrent tasks download at the same time
Core Bugfix: improve stability of Long-Term Seeding
v1.54.0 [macOS] 2018.12.12
GUI Improved: update translations
Core Improve: synchronize with Windows version
v1.54 [Windows] 2018.12.6
GUI Improved: add log out action when all task finished
GUI Improved: increase disk cache max limit for 64 bits system
GUI Improved: add option to disable peer exchange globally in advanced page of Option window
GUI Improved: update translations
GUI Bugfix: crash when remove task if file list pane tab reordered
GUI Bugfix: should not use index.html as default file name if no name found in Magnet URI dragged from web page
Core Improve: decrease disk cache size when page file insufficient
Core Bugfix: incoming connection should be disconnected immediately when invalid encryption BitTorrent protocol detected
v1.53.11 [macOS] 2018.11.25
Core Bugfix: program crash occasionally
v1.53.10 [macOS] 2018.11.23
Core Improve: enhance crash report ability
v1.53.9 [macOS] 2018.11.22
GUI Bugfix: minor UI bugs
v1.53.8 [macOS] 2018.11.16
GUI Bugfix: support UPnP NAT port mapping
GUI Bugfix: minor UI bugs
v1.53.7 [macOS] 2018.11.13
GUI Bugfix: the scroll bar in task list not shown
GUI Bugfix: the tooltip for detailed info in summary pane not shown
v1.53.6 [macOS] 2018.11.12
GUI Bugfix: the Auto Shutdown functions in Tools menu does not work
v1.53.5 [macOS] 2018.11.6
GUI Bugfix: the option of prevent system from sleep when task running does not work
v1.53.4 [macOS] 2018.11.5
GUI Bugfix: program may crash when input numbers text field
GUI Bugfix: Piece Map displays empty pane
v1.53.3 [macOS] 2018.11.4
GUI Bugfix: program may crash when displaying tooltip
Core Bugfix: program may crash when detecting listening port status
v1.53.2 [macOS] 2018.11.3
GUI Bugfix: crash when change proxy settings in options window
v1.53.1 [macOS] 2018.11.2
GUI Improved: add update check for mac version
GUI Bugfix: crash when change connection settings in options window
v1.53.0 [macOS] 2018.11.1
first published version for macOS
v1.53 [Windows] 2018.10.26
GUI Improved: support add BitTorrent task using 32-byte Base32 encoded infohash of magnet link directly in "Open torrent from URL" dialaog
GUI Improved: increase maximum text length of input box in "Open torrent from URL" dialaog
GUI Improved: add resize ability to "Open torrent from URL" dialaog
GUI Improved: improve support for high-DPI monitor of statistic information dialog of multiple tasks
GUI Changed: remove VIP Acceleration page from Channels in left pane
GUI Changed: remove VIP Acceleration tab from BitTorrent task properties dialog
GUI Bugfix: dialog display will be deferred while high-speed downloading
Core Improve: the max value of network.max_connecting_connections in advanced options changed from 200 to 1000
Core Bugfix: the default value of network.start_connect_interval_ms in advanced options changed from 200 to 100
Core Improve: support IPv6 address when detecting listening port status
Core Changed: remove VIP Acceleration and Anonymous Download for BitTorrent task
v1.52 2018.7.18
GUI Improved: HTTP(S)/FTP download support IPv6 URL link
GUI Improved: Peer list and Tracker list support display IPv6 address
GUI Improved: IPv6 address of LAN/WAN displayed in Statistics pane
GUI Improved: DHT network node info of IPv4 and IPv6 displayed in Statistics pane
GUI Improved: add SHA256 checksum verification to HTTP task properties dialog
GUI Improved: add DNS resolve error info for UDP Tracker
GUI Improved: upgrade UI text translation website https://bbcomet.com/projects/bitcomet/
GUI Bugfix: unable to add HTTPS URL as Web Seed in torrent file maker window
GUI Bugfix: errors when displaying new version upgrade window
Core Improve: support IPv6 network (Windows XP SP1 or later required)
Core Improve: support IPv6 HTTP Tracker
Core Improve: support IPv6 UDP Tracker
Core Improve: support IPv6 DHT Tracker
Core Improve: allow upload pieces containing file boundary when part of files in torrent selected for download
Core Bugfix: data not saved into piece_part file correctly in a few particular situations when part of files in torrent selected for download
v1.51 2018.6.12
GUI Improved: new settings in Tracker page of option window, automatically add trackers when start BitTorrent download
GUI Improved: new settings in Tracker page of option window, automatically update trackers list every day
GUI Improved: increase max value for global rate limit, task rate limit and scheduler rate limit from 9999kB/s to 100MB/s
GUI Improved: improve support for high-DPI monitor
GUI Bugfix: unsupport download torrent file from HTTPS link
GUI Bugfix: remove P2PCache function from Advanced page of Option window, which was out-of-service for a long time
Core Improve: improve download speed stability of BitTorrent downloading
Core Improve: increase max download speed of single connection of BitTorrent downloading
Core Improve: refine Crash Report program
Core Bugfix: fix problems when exit program while high-speed downloading
v1.50 2018.5.3
GUI Improved: the file list in BitTorrent task properties dialog can switch between simple list and tree list
GUI Bugfix: background color of URL input box displayed incorrectly when create new HTTP task
GUI Bugfix: speed graph displayed incorrectly when high speed downloading
Core Improve: refine Crash Report program
Core Improve: update BitTorrent client identification code
Core Bugfix: certain file name displayed incorrectly in BitTorrent task
v1.49 2018.2.6
GUI Improved: improve context menu of Torrent History list, Torrent Share list and Torrent Collection list
GUI Improved: add Transmission to allowed client list in Option window
GUI Improved: improve support for high-DPI monitor
GUI Bugfix: order disordered when collapse or expand sorted file list of BitTorrent task
GUI Bugfix: when open directory of a file in sub-directory from the file list of BitTorrent task, incorrect directory opened
Core Improve: update BitTorrent client identification code
Core Improve: decrease piece_part file size for BitTorrent task with only part files selected to download