Free Online Mastering — master your track for free
Upload your track and get a release-ready master in seconds — for free. Professional loudness for Spotify, Apple Music and YouTube, True Peak limiting, no signup to try and no DAW.
Master your track free →What you get for free
- Free masters every month — no card, no signup required to try.
- Same engine as paid — 23 presets, True Peak per ITU-R BS.1770-5.
- Platform-correct loudness — Spotify, Apple Music, YouTube and more.
- In your browser — nothing to install, no DAW.
How it works — 3 steps
1. Upload
Drop a WAV, FLAC or MP3. No signup to try.
2. Master free
Loudness, dynamics, tone and True Peak — automatically.
3. Download
A release-ready file at platform-correct LUFS. Instant.
Pro quality, even on the free tier
The free tier uses the same mastering engine as paid: 23 genre- and character-aware presets, True Peak limiting per ITU-R BS.1770-5, LRA control and 16 platform LUFS targets. Need more masters or advanced processing? Paid packs unlock them — but you can get a great result for free first.
FAQ — free online mastering
Is online mastering really free?
Yes. You can master tracks for free every month with no card required, and try it with no signup. Paid packs unlock more masters and Pro processing.
Do I need to install anything or use a DAW?
No. Everything runs in your browser — upload, master and download. No DAW, no plugins, no installation.
What quality do I get on the free tier?
The same engine as paid: 23 presets, True Peak limiting per ITU-R BS.1770-5, and platform-correct LUFS for Spotify, Apple Music, YouTube and more.
Which formats are supported?
Upload WAV, FLAC or MP3 and download a high-quality mastered file ready for release.
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