Free Justalk guide for Android
JusTalk is one of the free video calling and chatting application introduced into the android market with smart features.
Nowaday you can chat with anyone from anywhere at anytime.This is completely free.
It supports overseas calls also if you are using 3G or 4G.
This is the best guide for Justalk. You can use this guide to learn how to use Video calling on Justalk.