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MathAudio Room EQ vs Audiolense XO: catalog facts
MathAudio Room EQ	Audiolense XO
Freemium The foobar2000 edition is free; the VST/AU edition requires a license.	Paid Paid end-user license sold by JuiceHifi.
Windows, macOS	Windows
Provides room-correction processing Offers a foobar2000-specific edition	Handles both time-domain and frequency-domain correction Supports multichannel and multi-speaker configurations
A measurement microphone is needed; licensing differs between editions.	Windows only Priced as a specialist tool rather than a mainstream app
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.