Vippie is a fresh mobile app for free communication between users
Join Express is a VoIP client for Android. It works over Wi-Fi, 3G or EDGE. Support for high quality g729 and g722 codecs. Join Express pass trough mechanism delivers VoIP services even in blocked areas. NOTE: AN OPERATOR CODE IS REQUIRED, THE APPLICATION WORKS ONLY WITH ASSOCIATED PROVIDERS....
Generic SIP video client, can work with any SIP server. AMR WB/NB, g729, g722, Speex, h264 (up to VGA), h263 codecs included. Support for WIFI and Edge/3G. 3 way call conference, blind and attended call transfer. Integrated contacts. XMPP instant messaging. Facebook and Gmail chat. HD audio...