Google Duo climbs on the top of Google Play Store

Google Duo, the latest app by Google has topped the Google Play Store "Top Free" ranks within 3 days of the launch. Currently, the video-calling app is number one in Google Play Store in the USA region while number six in the Indian region as reported by Android Police.The app goes toe-to-toe with other video calling platforms like Skype, Facebook Messenger, Viber, and BBM. It uses your mobile number to sign in and does not require a Google account to log in and use. This was announced at Google IO 2016 along with Google Allo, the standalone chat app from the company.Google Allo will soon join Duo in the play store to make a comprehensive communication solution. An early confidential APK was leaked after Google IO which gave a brief idea about the general interface of the app. The unique selling point of the app is the simplicity of the UI and ease of use. The quality of the video calling as the first release is quite impressive.Duo is still catching on and being installed by users all across the world. The app has crossed 500 thousand downloads after the staged rollout. The app was rolled out in North America on 16 August while India saw the rollout on 17 August 2016.