Checked September 2026

iZotope (Native Instruments)
Ozone 12 Standard review
Mastering
All-in-one mastering plugin with 14 pro modules and AI-powered mastering assistant. Best for producers and engineers who want a full-featured mastering plugin inside their daw. Price: $219 one-time.

Key features
- 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
Pros
- Deep manual control alongside AI-assisted mastering
- Industry-standard plugin used across professional studios
- One-time purchase, not a subscription
Cons
- Higher upfront cost than web-based mastering services
- Requires a DAW and plugin knowledge, unlike browser-based tools
Ozone 12 Standard alternatives
Loudness limiter with eight limiting algorithms and true peak limiting for mastering.
VST3supportedAUsupportedAAXsupportedCLAPsupportedWINsupportedMACsupportedLNXnot supportedFree wideband mastering compressor combining high fidelity control with musical flexibility.
VST3supportedAUsupportedAAXsupportedCLAPnot supportedWINsupportedMACsupportedLNXnot supportedAI-assisted mastering suite with 20 modules for finishing and polishing full mixes.
VST3supportedAUsupportedAAXsupportedCLAPnot supportedWINsupportedMACsupportedLNXnot supported
Sources: www.native-instruments.com, www.izotope.com