Free Audio Volume Booster
Boost, normalize, or adjust audio volume from 0.1x to 5x. Process locally and download as WAV.
Part of Yoopla's 445+ free browser tools.
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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