Change Audio Volume
Make audio louder, quieter, or normalized.
Turn an audio file up or down, or normalize it to a consistent loudness. It runs entirely in your browser, so your audio never leaves your device. The result is saved as an MP3.
Drag & drop an audio file, or click to browse
MP3, WAV, M4A, and more — up to 100 MB. Runs in your browser, nothing uploaded.
Runs entirely in your browser — nothing is uploaded.
How to use the change audio volume
- 1Choose an audio file.
- 2Pick louder, quieter, or normalize.
- 3Apply and download.
Frequently asked questions
What does normalize do?
Normalize adjusts the whole track toward a standard loudness level — useful when a file is too quiet or uneven.
Is my audio uploaded?
No — processing runs locally in your browser; your audio never leaves your device.