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

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