February 28, 2014, 2:48 PM — Volume Booster is a free app for Android that will improve the sound on your device. You can use it for phone calls, SMS ringtones, games, apps, MP3 music and lots more.
This application will increase your overall volume and sound quality. It will make your Android phone sound like a professional media player.
Improve sounds for any media that is on your Android phone including:
1. Phone calls and voice messages
2. SMS ringtones
3. MP3 music in all players
4. Video from your favorite sites like youtube or vimeo
5. Alerts and notifications
6. All system and push messages.
7. All games and applications.
Additional resources for Volume Booster for Android
Email Volume Booster Developer