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Rocket Validator vs EXPERTE Accessibility Checker: catalog facts
Rocket Validator	EXPERTE Accessibility Checker
Paid Paid subscription service with a free trial.	Free Free to use.
Web	Web
Site-wide HTML and accessibility checks in one report Up to 5,000 pages per report	Crawls an entire site in one run 41 checks across eight categories
Paid service after the trial Requires an account	Automated checks cannot replace testing with real assistive technology Only works on publicly reachable pages
Hosted service	Web application
Closed source	Closed source
License not stated	License not stated
Account needed	Not stated if an account is needed
Needs internet	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.