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Accessibility Checker vs Accessibility Insights: catalog facts
Accessibility Checker	Accessibility Insights
Freemium Free testing features are available; Equalize Digital also sells paid options.	Free Free and open source, published by Microsoft.
Self-hosted	Windows, Browser extension
Reports appear directly in the WordPress editor Checks run as content changes	FastPass catches common issues in a few minutes Guided assessment against WCAG 2.1 AA
Works only with WordPress Automated checks cannot catch every accessibility issue	Web extension targets Chrome and Edge only Desktop tool is Windows only
Downloadable app	Downloadable app, Browser extension
Closed source	Open 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 24, 2026	Official website Full listing and sources Checked September 23, 2026

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