Trillian for Mac has fixed a lot of issues in the alpha release and now they have Facebook and Twitter integration. Trillian for Mac also has growl notifications and a better chat history layout. Below is a list of additional features:

Popular instant messaging service Trillian is developing an application for the Android operating system. Trillian for Android will be able to connect to Facebook Chat, Windows Live, Yahoo!, AIM, ICQ, Google Talk, Jabber/XMPP, and MySpaceIM. You can also sync contacts, avatars, status messages, and accounts from your desktop. Another nifty feature is tabbed chat windows with bubble view with emoticon support and photo transfer. Trillian will be supported on versions of Android 1.6 and above. Check out some screenshots below.