MP3 Gain - Audio Normalization 5.0.0 | macOS | 18 mb MP3 Gain for mac...
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. Compatibility: OS X 10.10 or later Homepage: