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MathAudio Headphone EQSoundID Reference
Freemium

Free as a foobar2000 component; VST, AU and CLAP plugin editions are paid.

 Paid

Requires a paid license or subscription. Trial availability and licensing depend on the…

Windows, macOS Windows, macOS
  • Free foobar2000 component lowers the barrier to entry
  • Includes a built-in test generator for measuring headphones
  • Offers headphone correction profiles
  • Supports speaker calibration workflows
  • Full plugin format support requires paying for the VST/AU/CLAP edition
  • Windows and Mac only
  • Speaker calibration needs suitable measurement hardware.
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

Checked September 22, 2026

Checked September 22, 2026

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