Volume booster
Increase the level of imported audio and video with clear percentage control and instant original-vs-boosted comparison.
VOLUME BOOSTER FOR IPHONE
Increase the volume of imported audio and video beyond a quiet source file. Compare before and after, fine-tune the sound, then export from your iPhone.

BUILT FOR QUIET MEDIA
Volume Boost gives you precise control over quiet media. Import an audio file or video, increase its level, compare the original and boosted versions, then save the result.
Explore volume boostingIncrease the level of imported audio and video with clear percentage control and instant original-vs-boosted comparison.
Add body and low-end impact to music, video, and game clips with a tactile bass dial.
Tune low, mid, and high frequencies or start with Dance, Jazz, Hip-hop, Rock, and R&B presets.
THREE WAYS TO SHAPE SOUND
Volume, bass, and a five-band equalizer work independently, so every track can be tuned for your headphones, speaker, or car.



FROM QUIET TO CLEAR
A focused workflow for the file you already have.
Choose audio from Files or a video from your photo library.
Adjust volume, bass, and EQ while listening to the result.
Export your enhanced version and keep the original untouched.

MADE FOR REAL LISTENING
Listen responsibly. High output levels can damage hearing or cause speaker distortion.
SOUND GUIDES
Practical help for common iPhone volume and sound problems.
FAQ
For audio or video you import into the app, Volume & Bass Booster can process the media and increase its playback level. iOS does not allow third-party apps to globally override the system volume of every other app.
Yes. Import an audio file from Files or a video from your photo library, adjust volume, bass, or EQ, compare the original and boosted versions, then export or share the result.
Large increases can introduce clipping or distortion when the source is already loud. Start with a smaller boost, compare it with the original, and increase gradually. The equalizer can also help improve clarity without relying only on volume.
Volume & Bass Booster requires iOS 14.0 or later and is available for iPhone and iPad.
The app is free to download and includes in-app subscription options for full access to advanced features.