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FabFilter Pro-Q vs MFreeFXBundle: catalog facts
FabFilter Pro-Q	MFreeFXBundle
Paid Requires a paid license or subscription. Trial availability and licensing depend on the…	Freemium The effects are free to use; an optional paid upgrade unlocks additional interface…
Windows, macOS	Windows, macOS
Provides an interactive equalizer display Supports common professional audio plug-in formats	Includes several sound-processing effects Shares a common plug-in interface
Requires a compatible audio host and a paid license.	Some interface features require the optional paid upgrade.
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
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 22, 2026

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