This Video Calling Guide Free for Tango Application is the best tutorial & Tips/tricks for you.
We create this guide because Tango Video Calling is a cross platform app with a wide range of communication features including free messaging, file transfer, push notifications, audio/video calls. Use instant messaging, voice or video calls features to keep in touch with friends and family.
So this app is guide to make Video Call with Tango that can be use instead facetime call on mobile.
Hope this guide is useful - And this guide is not concern with Tango Official.