Free website accessibility checker

Enter a public web page. We check it for common problems that make websites hard to use for people with disabilities (WCAG 2.1).

What this checker looks at

Page language and title
Image descriptions (alt text)
Link and button names
Form field labels
Heading structure (H1 to H6)
Main landmark and skip link
Embedded frames (maps, videos)
Zoom on mobile, tab order, duplicate IDs