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ANDI vs Accessibility Insights: catalog facts
ANDI	Accessibility Insights
Free Free to use, provided by a US government agency.	Free Free and open source, published by Microsoft.
Web	Windows, Browser extension
Shows the accessible name a screen reader should announce Nothing to install beyond a bookmark	FastPass catches common issues in a few minutes Guided assessment against WCAG 2.1 AA
Can be blocked by a page's Content Security Policy Desktop browsers only	Web extension targets Chrome and Edge only Desktop tool is Windows only
Web application	Downloadable app, Browser extension
Closed source	Open source
License not stated	License not stated
No account needed	Not stated if an account is needed
Needs internet	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.