Tag Archives: Free Video Calling Apps

Google Duo a new Video Calling App with Knock Knock feature Announced

Along with smart messaging app Google Allo, Google also launched a new free video calling app titled Duo. This Google Duo application is designed simply to allow quick video calling even in the poor network connection. Similar to Allo, Duo also uses the phone number to sign up and will be available on both Android and iOS. The interface of …

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