Free Web Accessibility Scanner with Advanced Pro Audits
Scan public, staging, and login-protected pages for WCAG 2.2 accessibility issues across Level A, AA, and AAA.
Scan Depth
Powered by axe-core, the same rule engine behind Deque, axe DevTools and Siteimprove.Scan a single page in seconds or crawl your whole site — and get a score your team and your clients actually understand.
Ready to audit your website
Enter a URL above and choose scan depth to begin
What We Check
A complete WCAG 2.1 / 2.2 + ADA / Section 508 / EAA conformance audit, broken down into the eight categories that account for 95% of real-world issues.
Images & Media
Missing or non-descriptive alt text, Decorative images not marked as such Missing captions or transcripts for video content.
Color & Contrast
Text-to-background contrast ratios below AA/AAA thresholds, Reliance on color alone to convey meaning (e.g., red = error).
Keyboard & Focus
Elements unreachable by keyboard, Missing or invisible focus indicators, Keyboard traps where users can't tab out.
Forms
Inputs without associated labels, Missing or unclear error messages, Unclear required-field indicators.
Structure & Semantics
Incorrect heading order (H1 → H3 skipping H2), Missing landmark regions (main, navigation, footer), Improper use of ARIA roles.
Navigation
Missing skip-to-content links, Inconsistent navigation across pages, Unclear link text ('click here' instead of descriptive text).
Assistive Tech
ARIA roles, screen-reader announcements, compatible with NVDA, JAWS, VoiceOver.
Compliance Mapping
Every flagged issue is cross-referenced against WCAG, ADA Title III, Section 508, EAA (European Accessibility Act), and AODA so you know exactly which regulation it affects.
Who Should Use This Tool
Whether you ship code, run an agency, or operate a public-sector website — AriaProbe meets you where you are.
Web Developers & Designers
Catch accessibility issues during development instead of after a client or auditor flags them. Every fix maps directly to the relevant WCAG criterion so you understand why it matters
Small Business & E-commerce Owners
Run a free scan before a redesign launch or a big sales push. Over 50 million Americans have disabilities — don't turn away customers. No need to hire a specialized auditor for a first pass.
Agencies & Consultants
Use scan reports as a starting point for client audits, or to demonstrate the accessibility gaps in a prospect's current site. Professional reports ready for client meetings.
Government, Nonprofits & Education
Sectors where WCAG AA (or higher) compliance is often a legal or funding requirement. Use AAA-level scans for more rigorous checks. Section 508 and login-protected page scanning included.
Learn
Latest from the blog
Web Accessibility Checklist 2026: 10 Topics You Can’t Ignore
Making the web accessible means ensuring that everyone—including people with disabilities—can see, understand, and use your website.
What are the top 10 business problems in web accessibility?
Here we are sharing the top 10 business problems related to web accessibility that software companies face. And due to web accessibility,
How to check the web accessibility of a website?
You can check a website’s accessibility using automated tools, manual testing, and user feedback. In this blog, I am sharing tips for how to check the website’s web accessibility.
Frequently Asked Questions
General & Compliance

