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SoundSource vs eqMac: catalog facts
SoundSource	eqMac
Paid Paid app with a free download to try it before purchase.	Freemium Free basic and 10-band equalizers; mixer, parametric EQ and other features require Pro.
macOS	macOS
Per-app volume and output device routing Audio effects and Audio Unit support for any app	Equalizes all system audio, not a single player Headphone reference presets for thousands of models
macOS only Paid after the trial	Many advanced features are Pro-only macOS only
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 23, 2026	Official website Full listing and sources Checked September 23, 2026

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