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AccessMonitor vs AccessibilityChecker.org: catalog facts
AccessMonitor	AccessibilityChecker.org
Free Free public service.	Freemium The basic scan is free; the monitoring platform and services are paid with a free trial.
Web	Web, Browser extension
Checks against WCAG 2.1 Gives a single 0 to 10 quality score	Free scan with an overview of every issue Fix instructions for each problem
Interface is primarily in Portuguese Automated checks cannot replace a manual accessibility review	Ongoing monitoring and remediation are paid Automated scans cannot confirm full compliance
Web application	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
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.