With the Reliance Jio 4G launch around the corner, the data strength to make video calls is going to get much better. Then there are video calls over Wi-Fi ... It will open up the chat window; press the video icon on top right of this window.This is another good free video calling service that doubles up as a social networking app. This means you can video chat with whoever is on your phone's contact list. The only stipulation is that the person you want to chat with should also have the Duo app.

Source: Times of India September 04, 2016 05:56 UTC