Talkonaut is freely available, VoIP enabled, Google Talk like application for your mobile phone. Talkonaut supports Jabber, Google Talk, ICQ, MSN, AIM and Yahoo networks for chatting and voice calling.

Thanks to http://forum.xda-developers.com/showthread.php?t=494537 for the news.

http://www.talkonaut.com/release-5.0.shtml