HakaVoip

HakaVoip is Premium Voip service application that allows to make VoIP calls from any of the Android devices and it uses 3G/Edge/Wi-Fi Internet connectivity.its crystal clear voice quality will feel you the difference of the service.
Main Features :-
Crystal clear Voice.
Real time Balance Display
Simple and Friendly Interface.
Fast Call History.
Address book integration.
And many more ...