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axe DevTools vs Accessibility Checker: catalog facts
axe DevToolsAccessibility Checker
Freemium

The browser extension has a free tier; wider toolkits are paid and sold through Deque.

Freemium

Free testing features are available; Equalize Digital also sells paid options.

Web, Browser extension Self-hosted
  • Built on the widely used axe-core rules engine
  • Checks run directly in the browser on the current page
  • Reports appear directly in the WordPress editor
  • Checks run as content changes
  • Automated checks do not replace manual accessibility testing
  • Advanced features are enterprise products sold through sales
  • Works only with WordPress
  • Automated checks cannot catch every accessibility issue
Hosted service, Browser extension 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 23, 2026

Checked September 24, 2026

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