Google is upcoming  with many exciting apps .Now know about one of the apps of the Google I.e Google Duo .




Google Duo is a smart video calling app launched by the Google on August 16,2016.It has the simple interface through which users can be connected easily .It is available in android and ios operating systems.This has a unique exciting android feature called ” knock knock” .A call receiver can see the live picture of the caller even before answering the call. So that receiver can make himself prepared for the calls and how he should be. This is the knock knock feature. This is optional one .This is to make the recipient feel as the invititation rather than disruption.It can also be turned off,so that others cannot see your live image if you call.

Call can be connected only to the app users. End to End encryption is enabled by default. Duo users can call to the people in the contact list only .The app automatically switches between WiFi and cellular networks.It reduces the resolution to continue the call smoothly when the bandwidth is limited.Call quality adjusts to changing networks. It works even better in slower networks also as it is fast and reliable.Later on Google has updated it to make the audio calls also.So that users can make audio calls if you don’t have video call.

In this app ,it has also the options of    -unregistering users number,
-blocking of spam calls
-to give the notifications if any of your friends joined in duo
-to get updates on new features.

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