MP3 Gain for mac is a simple tool designed specifically to adjust and normalize the volume of audio(mp3, wma, etc) files. It automatically normalize the volume of audio files and adjust the loudness of audio tracks without lossy. It performs statistical analysis to determine how loud the file actually sounds to the human ear.
Key feature
-Support many audio formats(mp3, wma, wav, flac, m4a, ac3, mp2, ogg)
-Comply with the EBU R128 loudness standardization specification
-Support batch increase the volume
Note: NOT support DRM protected audio files.

Release Notes

What's new in version 5.1.0
Updated on Feb 09 2022
Improve compatibility with macOS Monterey
Fixed some bugs

Supported Operation Systems
macOS 10.10 or later

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