Free Audio Volume Booster
Boost, normalize, or adjust audio volume from 0.1x to 5x. Process locally and download as WAV.
Drop your audio file here or click to browse
Supports MP3, WAV, OGG, M4A
How to Use Audio Volume Booster
- 1
Upload an audio file (MP3, WAV, OGG, M4A).
- 2
Adjust the volume slider or use presets (0.5x–4x).
- 3
Or click Normalize to auto-level the volume.
- 4
Download the processed audio as WAV.
Frequently Asked Questions
What does Normalize do?▾
Normalize analyzes the peak volume and adjusts gain so the loudest point reaches maximum without clipping.
Will boosting cause distortion?▾
The tool clips samples at -1/+1 to prevent digital distortion. For very quiet audio, 2x–3x boost is safe. Higher values may clip loud sections.
What format is the output?▾
Output is always a WAV file for maximum quality.
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