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Accessibility Insights vs UserWay Accessibility Checker: catalog facts
Accessibility Insights	UserWay Accessibility Checker
Free Free and open source, published by Microsoft.	Freemium A one-time check is free; UserWay's widget and ongoing tools are paid after a trial.
Windows, Browser extension	Web
FastPass catches common issues in a few minutes Guided assessment against WCAG 2.1 AA	One-click scan from a URL Gives an overall accessibility score
Web extension targets Chrome and Edge only Desktop tool is Windows only	Free check is one-time and high level Page mainly promotes the paid UserWay widget
Downloadable app, Browser extension	Web application
Open 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.