BitComet is a p2p file-sharing freeware fully compatible with Bittorrent, which is one of the most popular p2p protocol designed for high-speed distribution of 100MB or GB sized files. BitComet is a powerful, clean, fast, and easy-to-use bittorrent client. It supports simultaneous downloads, download queue, selected downloads in torrent package, fast-resume, chatting, disk cache, speed limits, port mapping, proxy, ip-filter, etc. Supports 43 Languages.
Features:

Video Download - any video from any site!
- Now able to download any video/mp3/flash files from ANY website.

BitTorrent Download - fast and powerful
- Preview while Downloading: Preview of MP3, rmvb, wmv, and qt is available during downloading process.
- Intelligent Connection Optimization: Configuration is automatically set to match your connection type.
- Intelligent Disk Cache: Memory cache is used to reduce the read/write frequency of your hard drive, therefore increasing service life.
- Quick Resume: The torrents can be seeded or resumed immediately without time consuming scans.

- NAT Traversal: Users behind NAT can now connect with each other by UDP.
- Auto Config ICF (Internet Connection Firewall) and ICS (Internet Connection Sharing) in Windows XP
- Auto Config UPNP port mapping in router (UPnP support is required in router, Windows XP is required).
- Option of Disabling and Setting Priority of Files in any torrent: Files can be disabled, so they are not downloaded, or set to higher or lower priority, allowing you to select which files finish first.
- Trackerless support (Mainline DHT): Torrents can be downloaded when tracker is offline using DHT.
- Support for Multi-tracker, and utf-8 extension, UDP tracker Protocol v2.

HTTP/FTP Download - Innovative P2P Technology
- Preview while Downloading: Preview of mp3, rmvb, wmv, and qt is available during downloading process.
- Ability of Multi-Section Download: Files are split into several sections which are downloaded at the same time to increase the download speed up to 500% or more.
- Ability of Multi-Mirror download: Mirror servers are automatically found for the file being downloaded. Data from these servers are downloaded at the same time to increase download speed 300% or more.
- Ability of Multi-Peer download: BitTorrent technology is integrated into HTTP/FTP protocol, with which BitComet automatically finds other peers and gets data from them to increase your download speed without additional bandwidth usage of the HTTP server.
- Support for Unicode: Multi-language web pages and encoded URLs can be correctly handled.
- Quick Resume: Stopped download tasks can be resumed from where they left off from both HTTP and FTP servers.

Download Management - Customization Available
- Global and Per-Task Speed Limit, for Both Upload and Download.
- Bandwidth Scheduler
- Custom-built Categories Management.

Easy to Use and Free!
- User-friendly and very easy-to-use, we try to hide every complicated terms behind the interface
- BitComet does not contain any adware or spyware.
- You can support us by making a donation.

v1.28 2011.06.28
GUI Improved: move VIP Acceleration window into BitTorrent task properties dialog
GUI Improved: new option in VIP Acceleration tab of BitTorrent task properties dialog: Anonymous Download
GUI Improved: add Anonymous Download state to VIP icon in task list
GUI Improved: bookmark list in left favorites bar recovered
GUI Improved: remember the position and size of task properties dialog
GUI Improved: add Folder and Private columns in task list, hidden by default
GUI Improved: display a balloon tip when accessing network share folder leads to UI no response
GUI Improved: 32/64 bit editions use separate install packages
GUI Improved: auto update identify 32/64 bit editions correctly
GUI Improved: the language list uses the language names provided by Windows
GUI Improved: add icons to the main menu and context menu of floating window
GUI Improved: display a balloon tip when launch a new instance of BitComet while another is exiting
GUI Improved: the default action of minimize button of main window changed to minimize to task bar under Win 7
GUI Improved: remove the AutoRefresh option in Torrent Collection toolbar. new torrents are appended to the bottom directly
GUI Improved: when the display number of Torrent Collection list reaches max value, a info bar will be displayed
GUI Improved: add Remove command to Torrent Collection list
GUI Improved: decrease start-up delay of Torrent Collection by loading torrents information asynchronously
GUI Improved: display a balloon tip when sorting the list of Torrent Collection leads to UI no response
GUI Improved: add a icon for "Properties" in the context menu of task list
GUI Improved: improve the thumbnail task list for system tray icon and floating window when mouse hovering
GUI Improved: add "reset to default layout" the context menu of detailed tabs of Torrent Share and Torrent History
GUI Improved: the option of "show detailed info" in View menu works for Torrent Share and Torrent History
GUI Improved: display free memory of BitComet process in Statistics pane
GUI Bugfix: disable task operation buttons in toolbar when display VIP download list
GUI Bugfix: the setting of show toolbar and show status bar in View menu not remembered
GUI Bugfix: failed to read cookie from Firefox 4 when add HTTP download
GUI Bugfix: support saving files larger than 4G in volume of HFS+/HFSJ/HFSX
GUI Bugfix: v1.27 failed to start under Win2000
GUI Bugfix: the text of weekday in Schedule setting page misplace in certain display setting condition
GUI Bugfix: batch adding torrents have Chinese file name will fail under English Windows XP
Core Improve: support Anonymous Download for tasks enabled VIP Acceleration, preventing any direct connection to trackers or BitTorrent peers
Core Improve: update BitTorrent client identification code
Core Bugfix: memory access violation leading to program crash

Homepage - http://www.bitcomet.com/