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axe DevTools vs EXPERTE Accessibility Checker: catalog facts
axe DevTools	EXPERTE Accessibility Checker
Freemium The browser extension has a free tier; wider toolkits are paid and sold through Deque.	Free Free to use.
Web, Browser extension	Web
Built on the widely used axe-core rules engine Checks run directly in the browser on the current page	Crawls an entire site in one run 41 checks across eight categories
Automated checks do not replace manual accessibility testing Advanced features are enterprise products sold through sales	Automated checks cannot replace testing with real assistive technology Only works on publicly reachable pages
Hosted service, Browser extension	Web application
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	Needs internet
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.