Max Volume Booster & Loud Speaker Booster for local music player & online music player can boost volume of your phone and tablet to get louder volume than system default. Useful for listening to music, watching movies, alarm clocks, audiobooks, playing games... Volume booster also works for headphones and bluetooth speakers, 100% free and easy-to-use.

Lightweight and easy-to-use volume booster app is easy to turn, increase headphones volume as well as Bluetooth!