Google introduced Google Duo Face To Face Video Calling With Front And Rear Cam. I have downloaded and tested this application on my android phone and found best ever application to talk face to face. this app allow you to use both front and rear cameras on one a single tape. so guys just download and enjoy this best free video calling app from Google Inc, just have look on this application,s official page.
in the moment.
Get closer to everyone you love with simple, high-quality video calling on iOS and Android.