This free Application gives you the possibility to know everything about Google Duo. This is a must have for every one have Google Duo community. It's not easy to know everything at first , but this App is going to help you out and give you extraordinary tips! It is a guide . This App gives you every perspective of Google Duo. **** Note: **** Legal warning: This is not an official application google duo and contains all relevant activities or belongs to the creator of the content of the original application. Note that this application must provide information about the user's application.