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FabFilter Pro-L 2iZotope Ozone
Paid

Paid plug-in with a 30-day trial.

 Paid

Commercial software sold in several editions, with Ozone 12 Advanced as the top tier.

Windows, macOS Windows, macOS
  • True peak and broadcast loudness metering
  • Surround support up to Dolby Atmos 9.1.6
  • AI assistant proposes a mastering chain to start from
  • 20 mastering plugins in the Advanced edition
  • Requires a DAW or plug-in host
  • Commercial license required after the trial
  • Paid software, with the full feature set only in the top edition
  • Needs a DAW or plugin host to use
Downloadable app Downloadable app
Closed source Closed source
License not stated License not stated
Not stated if an account is needed Not stated if an account is needed
Works offline Works offline

Checked October 2, 2026

Checked September 26, 2026

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