A free app for Android, by Highapp Limited.

Are you looking for a free volume booster for Android?

Are you ready to boost the volume of your Android device?

Do you want to improve the music quality?

Do you want to make the music sound better?

If you are ready to experience the best music experience on your Android device, then you should download Volume Booster, Extra Sound. It is one of the best and most free volume boosters for Android devices. It has all the functions that you need to make the music sound better.

The first and most important thing that you need to do is to download and install this app.