Free Volume Booster for Android! A simple, easy but powerful audio amplifier to increase the volume of your phone and tablet, increase the volume of your speakers and headphones. A useful speaker app for movies, audiobooks, music and games. Your mobile will become the epicenter of bass for music! Key features of this free audio app: ★ Super pro audio amplifier - boosts the volume of all media ★ Increase bass volume: Makes the volume of your sound higher clearer and louder ★ Universal High Volum