It will be of great help for those days of maximum fatigue. Enjoy and feel the pleasure in areas such as shoulders, back, arms... App Feature: - Control the vibrator of your mobile phone. Slow, Medium and Hard vibration with many patterns: Breeze, Impulse, Heartbeat, Depth, Rain, Beat, Universe, Tornado, Tsunami ... and more will be added frequently. - Control speed between vibrations - Control the power of vibrations - Nice User Interface. By purchasing "Unlock All Features", you’ll have access to all the different vibration patterns and strength levels, alongside all future upgrades and new patterns. For a one-time small price of just $3.99, you’ll fully understand what makes this vibrating app so unique and effective.