BitTorrent vs. uTorrent – Are they different?

BitTorrent and uTorrent are both proprietary (closed-source software) BitTorrent clients supported by ads (adware). Both belong to the same company, Rainberry, Inc. (former BitTorrent, Inc.), responsible for the continuous development of the one and only BitTorrent P2P protocol and the two torrent clients, uTorrent and BitTorrent, along with many other products.  The difference between BitTorrent