Book a Demo Free Website Accessibility Checker - Instantly Find WCAG & ADA Issues

Check WCAG & ADA Compliance with Our Free Accessibility Checker

Instantly test your website for accessibility, uncover issues, and view your WCAG compliance score.

UI-style menu with three stacked options: Accessibility (Improve Website Accessibility), Compliance (Stay Legally Compliant), and UX/UI (Enhance User Experience). Each option includes a purple icon.
Web accessibility scorecard showing a domain with 70% score. 268 items passed and 62 issues are listed. A toggle below enables viewing results with the tabnav AI accessibility widget.
Accessibility analysis card labeled Perceivable - WCAG AA with a bar graph showing progress. Score of 124 with a green +12.6% improvement indicator below
Illustration of a browser window being scanned with a loading indicator labeled 'Scanning site'. Purple and green gradient background elements surround the central window.

Actionable Insights, Not Just Scores

Tabnav translates accessibility data into clear steps you can take. Making improvement simple for any team.

Stay Ahead of Compliance Risks

Your accessibility score shows where your website might fall short of compliance. Use it to protect your business from ADA-related risks.

Conceptual image of accessibility improvement showing an icon of a person at the center. Arrows indicate progress from an orange warning icon to a purple checkmark on a soft gradient background.
Diagram showing 'Main Navigation' being highlighted and connected to a top menu bar. Additional accessibility elements like 'Screen Reader', 'Alt-text', 'Keyboard', 'Labels', and 'Semantic' are shown as supporting elements on the left.

Next-Gen Accessibility Checker

Tabnav's free accessibility checker simulates real user experiences to uncover WCAG and ADA issues missed by standard automation.

Free Web Accessibility checker

Scan your site for free and identify accessibility issues with tabnav's accessibility checker.

Scanning icon on bright purple
Start Free Scan

FAQs About the Web Accessibility Checker

Here are some of the most common questions people ask about accessibility testing, audits, and online accessibility checkers.

  • It scans your website to detect accessibility barriers that affect people with disabilities. The checker tests your pages against WCAG 2.1 AA guidelines and highlights issues like missing alt text, low contrast, and unlabeled form fields.

  • Accessibility testing ensures your website is usable by everyone, including visitors who rely on assistive technologies. It helps you meet WCAG and ADA requirements, improves overall usability, and lowers legal risk.

  • Just enter your website URL in the checker and start a free scan. Within seconds, you'll get a detailed report showing your accessibility score and easy-to-follow steps to fix issues.

  • You'll see your overall score, a summary of problems by category-like navigation, forms, images, and color contrast-and practical guidance on how to fix them.

  • It's best to test your website every few months or after any design or content update. Regular testing helps you stay compliant and maintain an accessible experience for all users.

  • Yes. Many accessibility best practices-such as using proper headings, alt text, and clear structure-also support SEO and improve user engagement.