Free Online SEO Audit Tool

SEO.io

Analyze any webpage for common SEO issues

— or paste HTML source below —

Frequently Asked Questions

What does an SEO audit check?

An SEO audit checks meta tags, heading structure, image alt attributes, link health, page speed indicators, mobile-friendliness, and content quality factors.

How often should I run an SEO audit?

Run an SEO audit monthly or after significant content changes. Regular audits help catch issues before they impact rankings.

Is this SEO audit tool free?

Yes, this tool is completely free. It analyzes page HTML client-side for common SEO factors.

How to Use

  1. Wait for analysis (2-5 seconds)
  2. Follow prioritized recommendations
  3. Export report for your team
  4. Review score and issue breakdown

FAQ

Does it check what Google checks?

Analyzes factors known to influence rankings based on Google documentation and research.

Does it affect my site?

No. The tool only reads your page — it makes no changes to your site.

Can I check competitor pages?

Yes, analyze any publicly accessible URL to understand what top pages do right.

How often should I run this check?

After significant content or technical changes. Weekly checks help catch issues early.

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