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Free Heading Checker for SEO: Audit Your H1-H6 Tag Structure

Audit your page heading structure for SEO. Check H1-H6 hierarchy, find missing headings, and fix heading issues with Citedy's free heading checker.

Oliver Renfield
February 16, 2026
2 min read

Free Heading Checker for SEO: Audit Your H1-H6 Tag Structure

Heading structure is one of the most overlooked SEO factors. Missing H1 tags, multiple H1s on the same page, skipped heading levels, and poorly written headings all hurt your search performance and user experience.

Citedy's free Heading Checker analyzes any page's H1-H6 hierarchy and gives you actionable recommendations.

How It Works

  1. Visit citedy.com/tools/heading-checker
  2. Enter any URL
  3. Get a complete heading hierarchy visualization
  4. See issues flagged with specific recommendations

Key Features

  • Full H1-H6 hierarchy — Visual tree of all headings on the page
  • Missing H1 detection — Alert if no H1 tag is present
  • Multiple H1 warning — Flag pages with more than one H1
  • Skipped level detection — Catch jumps from H2 to H4 (missing H3)
  • Heading length analysis — Identify headings that are too long or too short
  • Keyword presence check — See if target keywords appear in headings
  • Competitor comparison — Check how competitors structure their headings

Use Cases

On-page SEO audits: Quickly validate heading structure across your site's key pages.

Content editing: Before publishing, verify that your article has proper heading hierarchy for both SEO and accessibility.

Technical SEO: Identify systemic heading issues caused by CMS templates or themes.

Accessibility compliance: Proper heading hierarchy is required for WCAG accessibility standards.

vs Paid Alternatives

Screaming Frog and Sitebulb offer heading analysis as part of site-wide audits, but they require installation and paid licenses. Citedy's tool is free, instant, and browser-based.

FAQ

Should every page have exactly one H1?

Yes, best practice is exactly one H1 per page. It should contain your primary keyword and describe the page's main topic.

Does heading structure affect rankings?

Yes. Google uses headings to understand page structure and topic hierarchy. Well-structured headings help both search engines and users navigate your content.

What's the ideal heading length?

H1: 20-70 characters. H2-H6: Keep them descriptive but concise. Avoid keyword-stuffed headings.

Audit Your Headings

Check your heading structure → Free and instant. Get 100 free credits for all Citedy tools.

Sources (2)
  1. citedy.com/tools/heading-checker
  2. Get 100 free credits

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