Simple, convenient, intense vibrator - massager for your pleasure and relaxation. Vibration app An excellent massage will help with cramps. You can very precisely adjust the intensity of vibration, just the way you like. The application has the ability to create any vibration pattern. Vibration works great if you minimize the application! Enjoy it! For the application to work, you need to enable vibration in your device! The strength of the vibration depends on the vibrator in your device!