Sound booster that works to amplify phone audio in just one change. In Advance part of sound booster, you can amplify a specific frequency, 3D surround sound, bass booster and equalizer.
When watching movies or listening to music using headphones or handsfree, it can works as headphone sound booster, music sound increaser, bluetooth volume booster and movie sound booster.
By using this app, you agree that the developer is not responsible for any damage to the device or to your hearing. Use at your own risk.
Android 11 support, bug fix to speed up volume increase.
9Apps 4.9
