You can use Extreme Vibration App as a real massager for relaxation when you want break. This app can also work as Girls Vibrator. Vibrator for Girls has different modes to choose: 1) Constant vibration 2) Fast and light Vibration 3) Meadium Vibration 4) More powerful Vibration 5) Low to High Vibration 6) High to Low Vibration All modes are automatic.... Extreme vibration Simulater is will be completely free in future Please enjoy this Extreme vibration App and have much fun. vibrates is now easy and fun - just for relaxing..... NOTE: Vibration strength may depend on your device. Thank You...