Text Editor OnlineText Editor Online
Back to editor

Heading Checker (H1–H6)

Audit your page's heading hierarchy for clean structure and SEO.

— or paste HTML —

Why heading structure matters

Search engines use headings to understand topic hierarchy. Use exactly one H1 per page, never skip levels, and include your primary keyword in the H1 and at least one H2.

Combine with other checks

Confirm your title and description with the Meta Tag Analyzer and check keyword usage with the Keyword Density Checker.

Explore more free tools

Everything below runs in your browser — private, fast and free.