Download BitComet

Version:
1.64
Release Date:
2020-01-15
What's New:
Release Notes
Platform Support:
macOS
Windows 10/8.1/7/Vista 64bit/32bit
Windows XP/2003/2000 32bit
macOS
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

Alternative Downloads

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