At this time, Trillian for Blackberry available in Beta version. The Cerulean Studios (developer of Trillian) announced a month ago about this Trilian Mobile Client specially designed for Blackberry Smart Phone (Bold, Storm, etc). Even though it beta edition, you still be able to test it and of course use it. Features available in Trillian [...]

Instant Bird is Multi Protocol Client supports of AIM aka AOL Instant Messenger, MSN Messenger aka Windows Live Messenger, YM aka Yahoo Messenger, GTalk aka Google Talk, Gadu gadu, ICQ, IRC, QQ, XMPP that works for Windows Platform, Mac OS X and also Linux. Features available in InstantBird: Chat Room, Contact List, Tabbed IM Windows, [...]

Whizzper is Multi IM Client for mobile Phone. It supports: WLM, AIM, YM, and GTalk. Multi-Community Chat with MSN, AIM, Yahoo and Google Talk Buddies ANYWHERE! Not only can you IM your Whizzper contacts, but you can also import all of your MSN, Yahoo!, AIM & Google Talk buddies by registering your accounts in the [...]