Volume booster sound booster for android is a simple, small but powerful app to boost volume of your phone and tablet to extra volume. Useful for movies, audio books, music and games. -Do you always feel that the default system volume is very low? -Do you always feel that the headphones volume is not loud enough? -Do you always feel that listening to music can’t excite you? It's all because you lack a powerful Volume-Booster free & Bass-Booster free Equalizer! 👂Volume booster free & Bass-boo