qBittorrent 4.2.1

The qBittorrent project aims to provide a Free Software alternative to µtorrent.

22.2 MB
4.5 46 votes
Certified clean download - Tested by TechSpot

As featured in:

qBittorrent is based on Qt4 toolkit and libtorrent-rasterbar. qBittorrent is developed by volunteers on their spare time. If you like this piece of software, please make a donation and help it survive. Additionally, qBittorrent runs and provides the same features on all major platforms (Linux, Mac OS X, Windows, OS/2, FreeBSD).


  • Polished µTorrent-like User Interface
  • Well-integrated and extensible Search Engine
    • Simultaneous search in most famous BitTorrent search sites
    • Per-category-specific search requests (e.g. Books, Music, Movies)
  • All Bittorrent extensions
    • DHT, Peer Exchange, Full encryption, Magnet/BitComet URIs, ...
  • Remote control through a Web user interface
    • Nearly identical to the regular UI, all in Ajax
  • Advanced control over trackers, peers and torrents
    • Torrents queueing and prioritizing
    • Torrent content selection and prioritizing
  • UPnP / NAT-PMP port forwarding support
  • Available in ~25 languages (Unicode support)
  • Torrent creation tool
  • Advanced RSS support with download filters (inc. regex)
  • Bandwidth scheduler
  • IP Filtering (eMule and PeerGuardian compatible)
  • IPv6 compliant
  • Sequential downloading (aka "Download in order")
  • Available on most platforms: Linux, Mac OS X, Windows, OS/2, FreeBSD

What's New:

  • Feature: Libtorrent 1.2.x series are supported now (glassez)
  • Feature: Add OpenSSL version to GUI and stackdump (Chocobo1)
  • Feature: Add zlib version to GUI & stackdump (silverqx)
  • Feature: Use PBKDF2 for the GUI lock. You will need to set your password again. (Chocobo1)
  • Feature: Rename "#" column to "Tier" in the tracker list (thalieht)
  • Feature: Allow setting larger checking memory usage in GUI (airium)
  • Feature: Converted remaining icons to svg (Bert Verhelst)
  • Feature: Replace CheckBox with Arrow in the side panel (Prince Gupta)
  • Feature: Log Performance alerts from libtorrent (Chocobo1)
  • Feature: Use native folder icon in content tree (Chocobo1)
  • Feature: Move copy actions under a submenu (Chocobo1)
  • Feature: Add "Socket backlog size" option (Chocobo1)
  • Feature: Add "File pool size" option (Chocobo1)
  • Feature: Allow styling with QSS stylesheets (Prince Gupta)
  • Feature: Add "Tracker entries" dialog (Chocobo1)
  • Feature: Add availability column (Chocobo1)
  • Feature: Use a randomized port number for the first run (Chocobo1)
  • Feature: Enable Super Seeding mode once ratio/time limit is reached (thalieht)
  • Feature: Improve embedded tracker. Now it conforms to BEPs more closely. (Chocobo1)
  • Feature: Add option to align file to piece boundary when creating new torrent (Chocobo1)
  • Feature: Ability to open file or trigger torrect action via keypad Enter (Chocobo1)
  • Feature: Add "Remove torrent and its files" option to share ratio limiting (thalieht)
  • Feature: Allow to select multiple entries in "banned IP" dialog (Chocobo1)
  • Feature: Reallow to pause checking torrents (thalieht)
  • Feature: Reallow to force recheck torrents that aren't fully started (thalieht)
  • Feature: Add "Preview file" double-click action (warren)
  • Bugfix: Avoid Performance penalty when logger is full (Chocobo1)
  • Bugfix: Remove the max half-open connections option (thalieht)
  • Bugfix: Center align the section labels in advanced settings (thalieht)
  • Bugfix: Add documentation links to some advanced settings (thalieht)
  • Bugfix: Impove DownloadManager code (glassez)
  • Bugfix: Limit DownloadHandler max redirection to 20 (Chocobo1)
  • Bugfix: Log DownloadManager SSL errors (Chocobo1)
  • Bugfix: Force recheck multiple torrents one by one (glassez)
  • Bugfix: Close context menu when content model is reset (glassez)
  • Bugfix: Improve Properties widget (glassez)
  • Bugfix: Prevent flickering preview dialog (silver)
  • Bugfix: Rename "Prefer encryption" to "Allow encryption" (thalieht)
  • Bugfix: Fix Search icon placement when using RTL languages (Chocobo1)
  • Bugfix: Avoid combo boxes extending to the right in Options dialog (Chocobo1)
  • Bugfix: Fix speed limit not applying to IPv6 peers (Chocobo1)
  • Bugfix: Log failed file rename errors (Chocobo1)
  • Bugfix: Fix wrong "Time Active" value displayed (Chocobo1)
  • Bugfix: Rename priority to queue in the context of torrents (thalieht)
  • Bugfix: Update remaining size of ignored files to 0 (Thomas Piccirello)
  • Bugfix: Move "Check for program updates" checkbox to the Behavior settings (Chocobo1)
  • Bugfix: Improve error messages for URL seed (Chocobo1)
  • Bugfix: Rename share ratio limiting options (thalieht)
  • Bugfix: Fix country name misspelling (horgan)
  • Performance: Faster/efficient way of handling updates in the Transfer list (Chocobo1)
  • WebUI: Bump Web API version
  • WebUI: Use PBKDF2 for the WebUI password. You will need to set your password again. (Chocobo1)
  • WebUI: Use Javascript strict mode (Chocobo1)
  • WebUI: Remove autocorrect/autocapitalise from filepaths on WebUI (AceLewis)
  • WebUI: Display warning when Javascript is disabled (Chocobo1)
  • WebUI: Remove mootools lib from login page (Chocobo1)
  • WebUI: Prevent login credential appearing in URL (Chocobo1)
  • WebUI: Load WebUI certificate & key from file path (Chocobo1)
  • WebUI: Add migration code for WebUI https related change (Chocobo1)
  • WebUI: Fix wrong element id being used (Thomas Piccirello)
  • WebUI: Fix direction of Web UI sorted column icon (Thomas Piccirello)
  • WebUI: Match WebUI About page to GUI (Thomas Piccirello)
  • WebUI: Simplify tab logic (Thomas Piccirello)
  • WebUI: Separate URL components before percent-decoding (glassez)
  • WebUI: Capitalize event name (Thomas Piccirello)
  • WebUI: Fix bug where input wouldn't always be focused (Thomas Piccirello)
  • WebUI: Add Web UI support for escape key (Thomas Piccirello)
  • WebUI: Fix broken image link (Tom Piccirello)
  • WebUI: Include application version in css/js url for cache busting (Thomas Piccirello)
  • WebUI: Update WebUI img to use svg images (Chocobo1)
  • WebUI: Fix speed limit icon too large on WebUI (Chocobo1)
  • WebUI: Fix misaligned icons in STATUS list in GUI (Chocobo1)
  • WebUI: Drop legacy WebAPI support (glassez)
  • WebUI: Allow WebUI Content tab to be sorted (Thomas Piccirello)
  • WebUI: Encode torrent name before passing in URL (Thomas Piccirello)
  • WebUI: Move WebUI Peers code to separate file (Thomas Piccirello)
  • WebUI: Prevent WebUI tables from being highlighted (Thomas Piccirello)
  • WebUI: Allow WebUI Trackers table to be manipulated (Thomas Piccirello)
  • WebUI: Fix only the first newline char is replaced (Chocobo1)
  • WebUI: Fix missing semicolon in WebUI (Chocobo1)
  • WebUI: Add autocomplete attribute to WebUI (Chocobo1)
  • WebUI: Always use index.html as default page (CzBiX)
  • WebUI: Set title attribute for all WebUI table cells (Thomas Piccirello)
  • WebUI: Align WebUI login button to the right (Chocobo1)
  • WebUI: Use force refresh on WebUI logout (Chocobo1)
  • WebUI: Use a random number for WebUI cache busting (Chocobo1)
  • WebUI: Register protocol handler in WebUI for magnet links (Cory)
  • WebUI: Add WebAPI session timeout settings (Chocobo1)
  • WebUI: Fix encoding of special characters (Tom Piccirello)
  • WebUI: Avoid word wrap in WebUI footer (airium)
  • WebUI: Add advanced options in WebUI (Zhaoyu Gan)
  • WebUI: Move WebUI copy actions under a submenu (Thomas Piccirello)
  • WebUI: Add WebUI support for triggering context menus on mobile (Thomas Piccirello)
  • WebUI: Implement tag management for WebUI (Vasiliy Halimonchuk)
  • WebUI: Fix WebUI removing parameters from magnet links (Thomas Piccirello)
  • WebUI: Enable by default the Search tab (Thomas Piccirello)
  • WebUI: Add context menu to Web UI Search table (Thomas Piccirello)
  • WebUI: Display files hierarchically in Web UI content tab (Thomas Piccirello)
  • WebUI: Add ability to add and ban a peer from the Web UI (Thomas Piccirello)
  • WebUI: Increase WebUI window heights (Thomas Piccirello)
  • WebUI: Sort torrent names case-insensitively in WebUI (airium)
  • WebUI: Support exclusions in WebUI table filters (Thomas Piccirello)
  • WebUI: Don't save preferences until all options are processed (Tom Piccirello)
  • WebUI: Disable port selection when "Use different port on each startup" is selected (Chocobo1)
  • WebUI: Remove max character limit of location path (Clément Pera)
  • RSS: Better widget for choosing file path in automated downloader (thalieht)
  • RSS: Allow to cancel/retry the fetching of feeds (glassez)
  • RSS: Add create subfolder option to RSS auto-download rules (Xegor)
  • RSS: Log "RSS Feed successfully downloaded" event (glassez)
  • Search: Add default tooltip "Searching..." on tab creation. (paolo-sz)
  • Search: Avoid crashes on torrent Search (paolo-sz)
  • Search: Add right click menu to SearchJobWidget (Chocobo1)
  • Search: Rename label in Search widget (Chocobo1)
  • Search: Add more copy field actions to Search widget (Chocobo1)
  • Search: Remove buttons from Search widget (Chocobo1)
  • Search: Update python installer URL (Chocobo1)
  • Windows: Drop support for < Windows 7
  • Windows: Allow headless builds on Windows (knackebrot)
  • Windows: Add option to control qBittorrent process memory priority (Chocobo1)
  • Linux: Add content_rating, release tags to appdata (Peter Eszlari)
  • Linux: Update .appdata descriptions (Chocobo1)
  • Linux: Use reverse DNS convention for metadata files naming (Chocobo1)
  • Linux: Adjust open file descriptor limit on startup to max (Chocobo1)
  • MacOS: Drop support for < macOS 10.10 (Yosemite)
  • MacOS: Replace deprecated qt_mac_set_dock_menu() (Chocobo1)
  • MacOS: Add some padding to macOS app icon (Nick Korotysh)
  • Other: Raise minimum C++ version to C++14 (Chocobo1)
  • Other: Raise minimum Qt version to 5.9.0 (sledgehammer999)
  • Other: Drop support of libtorrent < 1.1.10 (glassez)
  • Other: Drop upgrade code from older saving systems (sledgehammer999)
  • Other: Update INSTALL dependencies (Chocobo1)
  • Other: Optimize PNG images losslessly with zopflipng (Peter Dave Hello)
  • Other: Optimize svg files using SVGO (sledgehammer999)
  • Other: QMake: Compile translations at build time (glassez)
  • Other: Drop support for "BC Link" format (Chocobo1)
  • Other: Lots of code refactorings, cleanups, improvements and optimizations (Chocobo1, glassez, thalieht)

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