. Most modern high-fidelity players (like Foobar2000, Plex, VLC, and power-user Android music players like PowerAmp) have native support for reading ReplayGain tags. You will just need to go into your player's audio or playback settings and ensure that "Use ReplayGain" or "Volume Leveling" is checked. mobile music players that properly support ReplayGain tags for your FLAC files?
ffmpeg -i input.flac -af loudnessnorm -f null - will analyze the file. You can then use the volume filter to apply a permanent fix if you absolutely must "bake" the gain into the file. The "Destructive" Fix: Should You Use It? flac gain fix
. This method doesn't actually change your audio data; instead, it adds a small piece of metadata (a tag) that tells your player exactly how much to turn the volume up or down. How it works: mobile music players that properly support ReplayGain tags
: Right-click your files, select ReplayGain , and then Scan as albums or Scan as tracks . This calculates the loudness and writes it to the metadata tags. The "Destructive" Fix: Should You Use It