Free HTML SEO Checker
This free HTML SEO checker helps you review a page before uploading it. Paste your HTML and the tool will check for common SEO and structure issues, including title tags, meta descriptions, canonical URLs, headings, favicon links, image alt text, internal links and footer basics.
It is useful for bloggers, small website owners, creators and anyone building simple HTML pages. The checker gives a score, lists what looks good, flags what needs fixing and shows simple code snippets you can add. It will not replace a full SEO audit, but it is perfect for catching the obvious silly stuff before Google finds it and judges you silently.
How To Use This HTML SEO Checker
Paste the full HTML code for your page into the box and click Check HTML SEO. The tool will scan the code and show basic SEO issues, warnings and suggested fixes.
What This SEO Checker Looks For
This tool checks title length, meta description length, canonical URL, viewport tag, H1 and H2 headings, favicon links, image alt text, link text, privacy/contact links and common structure problems such as content placed between the closing head tag and opening body tag.
Related Tools
HTML SEO Checker FAQ
Does this tool check live websites?
No. This simple checker reviews pasted HTML code directly in your browser.
Does it replace a full SEO audit?
No. It checks basic on-page SEO and structure issues, but it does not check rankings, backlinks, speed, schema, traffic or Google indexing.
Is my pasted HTML saved?
No. The checks run in your browser and the pasted code is not stored by this website.