VolumeUp - Volume Booster is able to push the phone volume up higher than the system defaults. Simple, small, colorful, free app to boost your speaker or headphone sound volume. Useful for video/movies, music/audio and all media sound. 🔊 Powerful features of Volume Booster: ☆ Increase all media volume, useful for video sound, audio sound and game sound. ☆ Increase all system volume, including notification volume, alarm volume and ringtone volume. ☆ Volume boost for headphones, external sp