MO-Call offers savings on international calls made from your mobile device. Use the MO-Call app to make cheap calls through Callback calls to avoid roaming rates wherever you are.

3CXPhone for Android is a free VoIP Softphone that works with SIP based IP PBXs such as 3CX or Asterisk and popular VoIP providers. 3CXPhone is not locked to a particular provider so you can switch easily. NOW with support for Android 2.3!

More information on http://www.3cx.com/VOIP/voip-phone.html

Download Sync.ME today and Identify unknown incoming calls, block spam calls and text messages from spammers from all around the world.

PhonEko allows usres:
Voip communcation
compose record messages view call histories
Add contacts