Freedom251 › Website Accessibility Tools
AccessMonitor
What AccessMonitor is
AccessMonitor is a web-based accessibility validation tool for checking websites against WCAG 2.1. It offers automated scans and manual review tools, along with remediation guidance for addressing findings. A Chrome browser extension is also available, and the listed plan says no account is required for the extension. AccessMonitor is free and runs on the web. Its listed capabilities focus on web accessibility; mobile testing is not supported. The maker is AccessMonitor, based in Lisbon, Portugal. For someone assessing a website, automated scans provide one way to examine accessibility, while manual review tools provide another. Remediation guidance can help direct follow-up work, and the browser extension offers an additional route for online validation. The listed coverage is WCAG 2.1; no other standards or testing capabilities are specified.
Who it suits
AccessMonitor suits people checking website accessibility against WCAG 2.1 who want both automated scans and manual review tools. It does not suit workflows that require mobile testing.
What it does well
- Free web-based validation
- Checks against WCAG 2.1
- Offers automated scans and manual review tools
- Chrome extension does not require an account
What to know first
- Mobile testing is not supported
- Listed coverage is WCAG 2.1
Plans
| Plan | Billed and limits | Price |
|---|---|---|
| Free | Online web accessibility validation · Chrome browser extension · No account required for the extension | Free |
As accessmonitor.acessibilidade.gov.pt lists them, read 19 Sept 2026. The maker's own page has the final word.
Verdict
AccessMonitor provides free web accessibility checks with both automated and manual review options. Its listed scope excludes mobile testing.
Facts from AccessMonitor's own pages
- Automated scans
- Yes · accessmonitor.acessibilidade.gov.pt, 19 Sept 2026
- Browser extension
- Yes · accessmonitor.acessibilidade.gov.pt, 19 Sept 2026
- Free plan
- Yes · accessmonitor.acessibilidade.gov.pt, 19 Sept 2026
- Headquarters
- Lisbon, Portugal · accessmonitor.acessibilidade.gov.pt, 28 Sept 2026
- Manual review tools
- Yes · accessmonitor.acessibilidade.gov.pt, 19 Sept 2026
- Mobile testing
- No · accessmonitor.acessibilidade.gov.pt, 19 Sept 2026
- Remediation guidance
- Yes · accessmonitor.acessibilidade.gov.pt, 19 Sept 2026
- WCAG coverage
- wcag 2.1 · accessmonitor.acessibilidade.gov.pt, 19 Sept 2026
Where AccessMonitor stands on Freedom251
- Website Accessibility Tools#30 of 133
- Accessibility Testing Software#68 of 169