Boost your phone volume with Volume Booster. Volume Booster is a volume control app which allow to maximize your device music volume, alarm, ringtone, notification, voice and system. Just need one tap to easily boost your phone sound. This app will increase your phone volume by 18% - 30%. Increase music volume, voice volume, system volume and alarm volume in one tap. -Increase to maximum all sound stream. -Unboost volume to undo the volume changes when you need silence. -Restore the original sound settings before installing volume booster. -Compatible with headset, phone speakers and headphone. Download for free and share with your friends.