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uTorrent is a powerful and efficient BitTorrent client for Windows.

License: FreewarePublisher: uTorrent

OS: Windows 7, Vista, XP

Update: 2014-03-31 03:27:15Latest Version: 3.4.1 Beta 30746

Change Logs

uTorrent 1.8.1
  • Feature: detect IPv4 external IP from Teredo address
  • Change: revert "remaining" bytes to seeding goal change
  • Fix: parsing of IPs with leading zeros, in ipfilter.dat
uTorrent 1.7.7
  • Fix: remote crash bug in WebUI
  • Fix: (potential) remote crash bug with extension protocol
uTorrent 1.7.6
  • Change: do not use adapter subnet to identify local peers
  • Fix: double-clicking to open items in RSS releases tab
  • Fix: remote crash bug (affects all 1.6.x, 1.7.x, and 1.8 builds released to date)
  • Fix: limit local peers if disk is congested
uTorrent 1.9 Alpha/1.8.3

2009-06-24: Version 1.8.3 (build 15728)

  • Change: UAC must be completed to install in Vista or higher
  • Fix: memory leaks in main window, protocol associations, settings dialog, general tab

2009-06-16: Version 1.8.3 (build 15658)

  • Change: Tweaks to Ask toolbar offer

2009-06-13: Version 1.8.3 (build 15638)

  • Fix: make "alternate upload rate when seeding" apply when the seeding is set by the scheduler
  • Fix: align "Web Seeds" in torrent creation dialog
  • Fix: translated strings in uninstaller

2009-06-05: Version 1.8.3 (build 15589)

  • Fix: http seeds would not reconnect after stopping and starting torrent
  • Fix: http seed for multifile torrents

2009-06-01: Version 1.8.3 (build 15571)

  • Fix: regression in 15562 that caused frequent crashes

2009-05-29: Version 1.8.3 (build 15562)

  • Fix: regression of not checking newly added files
  • Fix: crash on Vista

2009-05-22: Version 1.8.3 (build 15520)

  • Feature: New installer with EULA, file association
  • Fix: uTP issue on low-latency high-throughput networks
  • Fix: copying long filenames to the clipboard no longer results in garbage or crash
  • Fix: create torrent layout
  • Fix: fixed web seed support for multi-file torrents
  • Change: torrent whose "Force Recheck" is greyed out will not recheck when asked through multi-torrent selections
  • Fix: when adding torrents through URLs via commandline, we would always open the add torrent dialog
  • Fix: handle multi file torrents with web seed urls that incorrectly don't end with a slash
  • Fix: make sure web seed urls end with a slash for multifile torrents
  • Fix: setup Vista firewall
  • Fix: remove settings on Vista during un-installation

2009-05-05: Version 1.8.3 (build 15358)

  • Fix: uTP packet size fix. Sometimes it would send packets exceeding MTU. Fixes long standing rate oscillations.
  • Change: rss.feed_as_default_label controls whether a torrent added from a feed is given the feed's name as a label

2009-04-28: Version 1.8.3 (build 15289)

  • Fix: fixed crash when receiving a malformed PEX message
  • Fix: evades potential crash when reporting crashdumps
  • Fix: crash when parsing some magnet uri components without values
  • Fix: crash when starting a torrent in super seed mode and connecting to peers before it's completely loaded
  • Change: Scam site warning in installer

2009-04-08: Version 1.8.3 (build 15104)

  • Change: Installer UI checkbox whether to install or run standalone
  • Change: Left align numeric fields in settings
  • Fix: Remember category list selection after adding a torrent
  • Fix: download rate limiter for uTP connections
  • Change: Disabled feed icon has precedence over broken feed icon
  • Fix: DHT bootstrap failures now have an exponential back-off

2009-04-01: Version 1.8.3 (build 14984)

  • Fix: uTP would not ramp up its rate fast enough
  • Change: .torrent association not a factor in displaying the installer
  • Fix: remove file association registry keys on uninstall
  • Fix: invalid encoding of non-ascii urls in web seeds
  • Fix: uTP fix when receiving acks for old packets
  • Fix: uTP variable packet size bug
  • Change: link to EULA in installer
  • Fix: don't wait indefinitely for trackers and UPnP when shutting down (two new advanced options)
  • Change: Enable DEP Compatibility and Image Randomization
  • Fix: default download folder was not used when using the WebUI

2009-03-13: Version 1.8.3 (build 14809)

  • Fix: fixed crash bug when some invalid uTP packets were received
  • Fix: improved TCP/uTP mixed mode
  • Fix: removed limit of 100 running torrents

2009-03-06: Version 1.8.3 (build 14755)

  • Change: support some older skins
  • Fix: .dat file memory leak
  • Fix: Torrent create bug introduced while optimizing file order

2009-03-04: Version 1.8.3 (build 14715)

  • Change: Preserve file order text
  • Fix: Prompt for .torrent association with new installs
  • Change: Default bt.graceful_shutdown=true and diskio.no_zero=true
  • Fix: Integrity check .dat files after saving. Do not overwrite file.dat.old with a bad file.dat
  • Change: added code for handing bundles with the bundle type encoded in the bundle
  • Change: modified the bundle code to unconditionally pop up dialog box
  • Change: modified installer to remove the extra 32 bytes for the bundle type when installing from bundle
  • Fix: no longer shows "make this your default .torrent handler" when running a bundle
  • Change: added checkbox to the build torrent dialog so the user has the option not to rearrange the file order.
  • Change: Modified the string for the "Start Seeding" checkbox to use 't' as the shortcut since 's' was being used by "Create and Save As..."
  • Change: lengthen "About" dialog
  • Feature: language selector and downloader before installer
uTorrent 2.0.1608 Beta/1.8.3

µTorrent 2.0 Build 16081 Beta is available with the following obvious improvements and bugs fixed:

  • Change: disable toolbar offers for Wine installs
  • Feature: New Setup guide & Speedtest.
  • Change: uninstaller is added to all user profiles
  • Fix: crash when assigning new label to torrents from RSS
  • Change: Incomplete downloads sort after completed downloads if sorting by "Completed On"
  • Feature: Add Moldova to peer flags
  • Change: Added upnp host cache to speed up upnp nat resolution on misbehaving routers
  • Fix: maintain category list selection on update for some edge cases
  • Change: if selected, install start menu and desktop shortcuts to all users instead of only current user
  • Feature: Grayscale disabled toolbar buttons
  • Fix: fixed uTP selective ack bug (would cause connections to stall and time out)
  • Fix: fixed uTP fast re-send bug (would sometimes re-send packets that shouldn't be re-sent)
  • Change: prompt to take associations in installer only if any others exist
  • Fix: buffer overrun vulnerability in create torrent dialog
  • Fix: uTP recovers faster after timeout
uTorrent 2.0.1608 Beta/1.8.4
  • Feature: Enabled magnet bundles.
  • Change: run the 64 bit version of explorer when running as a 32 bit app in a 64 bit windows os.
  • Change: disable toolbar offers for Wine installs
  • Change: uninstaller is added to all user profiles
  • Fix: crash when assigning new label to torrents from RSS
  • Change: Incomplete downloads sort after completed downloads if sorting by "Completed On"
  • Fix: maintain category list selection on update for some edge cases
  • Change: if selected, install start menu and desktop shortcuts to all users instead of only current user
  • Fix: buffer overrun vulnerability in create torrent dialog
  • Fix: Check at startup for incompatible versions of NVIDIA nForce firewall
uTorrent 2.0.16222 Beta/1.8.4
  • Feature: Added versioned help files.
  • Fix: Setup guide fixes
  • Fix: installer with UAC
  • Fix: Allow UDP trackers in the first tier when creating torrents
  • Fix: UDP Tracker retries three times instead of two
  • Fix: potential crash in installer
  • Fix: Crashes when removing labels
  • Fix: selection of labels over 256 characters in length
  • Fix: multiple HTTP download crashes
  • Fix: http seed fix for multifile torrents
  • Fix: uTP connections that are upload rate limited will not have their max window size grow indefinitely
  • Fix: Vista and Windows 7 FW rules are created for all profiles
uTorrent 2.0.16394 Beta/1.8.4
  • Fix: bugs where have messages would not be remebered for magnet link downloads
  • Fix: Buffer overrun vulnerability
  • Change: Conservative network locking in installer
  • Fix: rare crash in low level network read and write
  • Fix: fixed crash in udp tracker connection with unresponsive DNS
  • Fix: improved out-of-memory error handling in disk thread
  • Fix: Installer crash after download
  • Feature: Stop setup guide tests without exiting dialog
  • Fix: Crash when peers disconnect from a magnet-link torrent right as we received the metadata
  • Fix: Fixes bug where magnet links wouldn't work if PEX was disabled
  • Feature: added ability to re-run setup tests
  • Fix: Fix crash when using magnet links and a peer is failing at a particular point
  • Fix: Fixed negative allocation in RequestChunks() for web seeds
  • Change: Updated bandwidth presets in Setup guide
  • Fix: Fix startup race condition between network and disk I/O thread
  • Change: Optimization added to speed up torrent creation
uTorrent 2.0.16515 Beta/1.8.4

Fix: fixed crash in setup guide
Fix: fixed UDP-tracker crash when dns resolution would fail
Change: Use user-supplied port in Setup Guide, save auto-portmap prefs.
Change: Added European Servers in Setup Guide
Change: New Icons in Setup Guide
Fix: Improper mutex accounting in hang detector
Fix: crash when creating torrents

uTorrent 2.0.16546 Beta/1.8.4
  • Fix: fixed crashes in setup guide
  • Fix: graying out custom toolbars with transparency
  • Change: Disable Ask for unsupported 64-bit Windows

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