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iZotope Ozone vs Matchering: catalog facts
iZotope Ozone	Matchering
Paid Commercial software sold in several editions, with Ozone 12 Advanced as the top tier.	Free Free and open source under the GPL 3.0 licence.
Windows, macOS	Web, Self-hosted
AI assistant proposes a mastering chain to start from 20 mastering plugins in the Advanced edition	Simple workflow: one target, one reference Self-hosted Docker web app with guides for Windows, macOS and Linux
Paid software, with the full feature set only in the top edition Needs a DAW or plugin host to use	Results depend heavily on choosing a suitable reference track No dedicated desktop app of its own outside UVR5
Downloadable app	Downloadable app, Self-hosted
Closed source	Open source
License not stated	License: GPL-3.0
Not stated if an account is needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked September 26, 2026	Official website Full listing and sources Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.