FREE AUDIO TOOL / NO ACCOUNT

LUFS meter

Measure integrated loudness and true peak with FFmpeg's EBU R128 loudness analysis.

Files are processed on our server and deleted immediately after this tool finishes. WAV/MP3/FLAC, up to 80 MiB and 10 minutes. Ten tool requests per hour per IP.

How to use this tool

Upload a complete mix to measure its integrated loudness. LUFS describes perceived program loudness; true peak estimates peaks between samples. Silence does not have a finite loudness value.

Ready for the final pass?

Use these measurements to understand your mix, then compare a free reference-mastered preview. Your ears remain the final judge.

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