Speedy, efficient, and free. µTorrent is the world’s most popular BitTorrent client for a reason. µTorrent is the world’s most popular BitTorrent client. Most of the features present in other BitTorrent clients are present in µTorrent, including bandwidth prioritization, scheduling, RSS auto-downloading and Mainline DHT (compatible with BitComet). Additionally, µTorrent supports the Protocol Encryption joint specification (compatible with Azureus 2.4.0.0 and above, BitComet 0.63 and above) and peer exchange.
µTorrent was written with efficiency in mind. It does not hog system resources – typically using less than 6MB of memory, allowing you to use the computer as if it weren’t there at all. Additionally, the program itself is contained within a single executable less than 220 KB in size.
Release Notes

• uTP performance and TCP rate control have been greatly improved!
• BEP22 has been fixed
• Access denied problems should be virtually non-existent

Windows NT/2000, XP, 2003, Vista, 7, Wine