Duet Pro VPN is very fast and secure VPN app have lot of secure servers in this VPN app when you will click on Select Server icon in home Page you will see the Server List. In this VPN app you can connect any country server on only one click. we are using OneConnect SDK https://developer.oneconnect.top . Now you can easily unblock those geo-restricted websites and gain access. In this app have 3 Type’s Ads Sdk Integrated for Reward Video Ads For Unlock Premium Servers. You will get the Revenue By Subscription & Reward Video ads, Interstitial ads, Banner ads. We have Integrated Facebook and Admob Ads and Also StartApp Ads. And also have Google In App Update and In App Review. And Also have Accept privacy Policy for User Before Using the App. And Also You can Disable Premium Feature in one Click From Firebase. And Also You can Disabled All Ads in One Click Via Firebase. Need OneConnect Api Key for Servers.