Free Online Loudness Normalizer

Normalize audio to -14 LUFS (YouTube) or -23 LUFS (EBU R128) — free, instant, right in your browser. Perfect for podcasts and video. No upload, no sign-up.

Frequently asked questions

What is LUFS?

LUFS (Loudness Units Full Scale) measures perceived loudness. Lower values = quieter audio.

Which preset should I use?

Podcast for podcasts, YouTube for videos, Broadcast for TV/radio.

Will this change my audio quality?

No quality loss. Normalization only adjusts volume levels.

Can I normalize video files?

Yes, we process the audio track of video files.

What's the difference between presets?

Different LUFS targets for different platforms' standards.

What input formats are supported?

Most common audio and video formats should work.