How to use Google Duo, the video chat app that works like FaceTime for iOS and Android

Google Duo is a free video chat app that lets you make video or voice calls and send messages from any device. Here's how to ...
Android Authority

(Update: available now for some users) Video calling app Duo is finally arriving on Android ...

Update, 08:50 AM ET: Duo is now available for some users in the Play Store. Click on the download button bellow to check the availability on your device. Original post, 2:53 AM ET: One half of the ...