In India, Google Duo is however ranked 24 on the top free apps charts. In the US, the app is now ranked 124 in the top free apps chart list. The Duo app is available in all countries where Google Play is available.Īndroid Police points out that Duo despite hitting 10 million downloads has dropped significantly on top charts on Google Play. The new video calling app just four days after its global rollout on Google Play made it to the top of the charts as top free app. ( Also see: Google Duo Is Fast, Simple, and Out Now) Google Product Lead for Communication Amit Fulay announced the milestone in a tweet saying, 'Google Duo is over 10M users on Android, thanks for the love.' Google's month-old video calling app, Duo, has hit 10 million downloads on Google Play - and has 10 million users as well.