Compare software

axe DevToolsAccessibilityChecker.org
Freemium

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

 Freemium

The basic scan is free; the monitoring platform and services are paid with a free trial.

Web, Browser extension Web, Browser extension
  • Built on the widely used axe-core rules engine
  • Checks run directly in the browser on the current page
  • Free scan with an overview of every issue
  • Fix instructions for each problem
  • Automated checks do not replace manual accessibility testing
  • Advanced features are enterprise products sold through sales
  • Ongoing monitoring and remediation are paid
  • Automated scans cannot confirm full compliance
Hosted service, Browser extension Web application, Hosted service, Browser extension
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

Checked September 23, 2026

Checked September 23, 2026

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