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Free ADA Compliance Scanner: Check Your Website for Accessibility Issues

A free ADA compliance scanner can identify the violations most likely to appear in a demand letter: missing alt text, unlabeled forms, empty links, missing page language, and broken heading structure. Here is how to use one effectively.

Free ADA compliance scanners identify the accessibility violations that automated tools can detect reliably. These are also the violations that serial plaintiffs' attorneys scan for when selecting targets. Fixing them is the highest-leverage starting point for any website.

What Automated Scanners Check

Automated accessibility scanners check for issues with clear, verifiable pass/fail states. OnePageAudit checks:

Missing Image Alt Text (WCAG 1.1.1)

Images without an alt attribute are invisible to screen readers. A user who is blind navigating your page with a screen reader hears nothing where the image is. This is one of the most common violations and one of the most commonly cited in demand letters. What the scanner finds: elements with no alt attribute. What it cannot check automatically: Whether existing alt text is actually descriptive (e.g., alt="image" or alt="photo1.jpg" technically passes automated detection but fails WCAG 1.1.1).

Missing Form Labels (WCAG 1.3.1, 4.1.2)

Form inputs without associated labels are unusable by screen reader users. When a screen reader encounters an unlabeled text field, it cannot tell the user what information belongs there. What the scanner finds: ,