iTunes Sound Check vs MP3Gain: Tag-Based vs File-Based Volume Fixes Both promise the same thing — no more lunging for the volume knob between songs — but they are built on opposite mechanics, and using them together on the same library is a classic way to make things worse. Sound Check stores a volume adjustment…
How to Normalize OGG Vorbis Files with VorbisGain MP3Gain refuses .ogg files, and there is a principled reason why: the OGG Vorbis world solved the loudness problem the opposite way. Where MP3Gain bakes the adjustment into the audio frames so that any player plays the file at the right volume, VorbisGain writes the ReplayGain values…
How to Normalize WAV Files: WaveGain and Editor Workflows WAV is the awkward format in the ReplayGain family. It has no per-frame gain field for an MP3Gain-style tool to rewrite, and — unlike FLAC or OGG — no standardized place to store ReplayGain tags either. So leveling a WAV file means doing the one thing…
How to Normalize FLAC Files: ReplayGain Tags, Done Right Sooner or later every MP3Gain user asks the same question about their lossless shelf: can I do that to my FLAC files? The honest answer is not the same way — and that is fine. FLAC normalization works by writing ReplayGain tags into the files and…
AACGain: Normalize M4A and AAC Files the Lossless Way MP3Gain stops at the edge of the MP3 format — but its engine has a sibling. AACGain, written by Dave Lasker, is a modified version of the MP3Gain command-line engine that applies the exact same lossless trick to AAC audio: the files inside your iTunes-era library,…
