MP3WAVOGGVolume

Audio Volume Normalizer

Batch-adjust audio file volume in your browser. Supports folder loading and ZIP download.

Drag & drop audio files

or click to select a file

Supports: MP3 / WAV / AAC / M4A / OGG / FLAC, etc.

Audio Volume Normalizer Features and How to Use

This tool adjusts the volume of multiple audio files at once. You can specify a target volume or set the gain manually.

Key features

Supports MP3, WAV, OGG, M4A, and more.

Auto-adjust to target volume or manual gain.

Load folders and save as ZIP.

How to use

Add audio files or a folder.

Choose an adjustment mode and settings.

Download individually or as a ZIP.

Frequently Asked Questions

Q. Does the audio quality change?
A. Only the volume is changed while preserving the original codec as much as possible.
Q. Is it converted to WAV?
A. WAV output is also available if needed.
Q. Can I load all files in a folder?
A. Yes, folder selection is supported in compatible browsers.