AI online mastering engine built by Grammy-winning engineers, with a free first master.
VST3not supportedAUnot supportedAAXnot supportedCLAPnot supportedWINnot supportedMACnot supportedLNXnot supported+ Web
Checked September 2026
eMastered is best for producers who want a free instant AI master before committing to a paid plan; Ozone 12 Standard is best for producers and engineers who want a full-featured mastering plugin inside their daw. eMastered starts at an unpublished price and Ozone 12 Standard at $219 one-time.

AI online mastering engine built by Grammy-winning engineers, with a free first master.

All-in-one mastering plugin with 14 pro modules and AI-powered mastering assistant.
| eMastered | Ozone 12 Standard | |
|---|---|---|
| Best for | producers who want a free instant AI master before committing to a paid plan | producers and engineers who want a full-featured mastering plugin inside their daw |
| Starting price | Not public | $219 one-time |
| Free version | No | No |
| Free trial | Yes | Yes |
| Formats | Web app | VST3, AAX, AU, Standalone |
| OS | Web | macOS, Windows |
| Key features | Free first master to try the engine, eMastered Studio subscription bundling mastering, distribution, and stem separation, AI-powered mastering engine created by Grammy-winning engineers, Used to master 30M+ tracks by 3M+ artists (per vendor) | AI-powered Master Assistant with genre targets, 14 editable mastering modules (EQ, Dynamics, Match EQ, Master Rebalance, Imager), Delta buttons and reference-track comparison, Runs as VST3/AAX/AU plugin or standalone app, 10-day free trial |
| Developer | eMastered | iZotope (Native Instruments) |