MP3 Gain is a simple tool to adjust the volume of mp3/m4a/mp4/mov/m4v files.It analyzes and losslessly adjusts audio files to a specified target volume. Instead of simply peak amplitude normalization, it performs statistical analysis to determine how loud the file actually sounds to the human ear.


Key feature:

-Volume adjustment is completely lossless

-Without re-encoding

-Support batch adjustment

-Easy to use, no professional knowledge


Note: NOT support DRM protected M4A file.

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MP3 Gain

  • Category: MP3 Gain
  • Released: 2017-05-06
  • Version: 3.0.0
  • Size: 2.5MB
  • Compatibility: OS X 10.7 or later, 64-bit processor
  • $2.99