LUFS measures perceived loudness and is more useful than looking at peak level alone.

True peak estimates inter-sample peaks that can distort on playback or conversion.

Do I need an account to measure?

Analysis tools are meant to be tried right away.

Online audio tool

LUFS meter online

Before distributing or comparing masters, measure real loudness. LUFS tells you how loud it feels, not just the maximum peak.

Target search: lufs meter online

Upload your audio file.

Analyze loudness and peaks.

Check whether the level suits streaming.

Use the result to adjust your master.