Super Loud Speaker Booster is a volume up app which can boost the sound volume louder than the system defaults. Simple, lite, and secure free to download android application to boost your speaker or headphone sound. Features of Speaker Booster ♫ Increase Volume Up To 200% ♫ Quick boost volume with one tap on the button ♫ Both sound volume booster for headphones and loudspeaker ♫ Attractive graphics and design ♫ Simple, Fast, Easy to use ♫ No need to root to increase volume louder speaker ♫ Sys