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 ♫ System volume and music amplifier ♫ Boost volume for video, media, notify, and alarm ♫ Super Loud Speaker Booster is Free 100% Now you can install Super Loud Speaker Booster with few seconds - the best sound booster, sound louder app for your phone. If you have any question or suggestion about our Volume Booster app, please leave comment below. Rate 5* to support us! Thank you so much.