It’s a good application to spy on girl friend’s whatapp account but it have lots of bugs. It requires strong connection and if error comes one time than it will continue come if you have strong connection than also this error comes. It’s QR code changes every times so your friend phone should be in your hand for long time if you don’t have strong internet connection or some times strong connection also takes long time. This app takes time to generate QR code and show lots of ads. Many ads comes in this remaining space is used for ads.