Free website tool

Free SEO Analyzer

Check if your website is SEO-friendly. Analyze title tags, meta descriptions, heading structure, content quality, image alt text, internal links, canonical URLs, and technical SEO factors. Get a score out of 100 with prioritized fixes to improve your search engine rankings.

Website Audit

Methodology

1Fetches the live HTML of your page and parses the full DOM — no cached data, no screenshots.
2Scores 12 on-page factors: title tag, meta description, H1 presence, heading hierarchy, image alt text, internal links, canonical URL, Open Graph tags, structured data, content length, mobile viewport, and language declaration.
3Each factor is weighted by its real-world impact on Google rankings based on industry correlation studies.

Next steps

What to do with your results

→Fix any missing or duplicate title tags — this is the single highest-impact on-page factor.
→Add a unique meta description under 155 characters that includes your primary keyword.
→Ensure exactly one H1 per page, and use H2-H3 for logical sub-sections.
→Add descriptive alt text to every image — not just for SEO, but for accessibility.
→Set a self-referencing canonical URL to consolidate ranking signals.
→Add internal links to at least 3-5 related pages on your site.

Learn more

Frequently asked questions

SEO Analyzer — Common questions

Is the SEO Analyzer on CheckWebs really free?+

Yes — the SEO Analyzer is 100% free with no signup, no account, and no usage limits. Just enter a URL and get instant results.

How accurate is the SEO Analyzer?+

Our SEO Analyzer runs live checks against the target website in real time. Results reflect the current state of the site at the moment you run the check — not cached or historical data.

What does an SEO score of 100 mean?+

A perfect 100 means your page follows all on-page SEO best practices — title tags, meta descriptions, heading hierarchy, image alt text, canonical URLs, and content structure are all optimized.

How often should I run an SEO check?+

Run a check after every significant content update or site redesign. For active sites, a monthly audit helps catch regressions before they impact rankings.

Does this check off-page SEO like backlinks?+

No — this tool focuses on on-page technical SEO factors. For backlink analysis, you would need a dedicated link intelligence tool.

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Home/Tools/Website Audit/SEO

Free website tool

Free SEO Analyzer

Website Audit

Methodology

1Fetches the live HTML of your page and parses the full DOM — no cached data, no screenshots.
2Scores 12 on-page factors: title tag, meta description, H1 presence, heading hierarchy, image alt text, internal links, canonical URL, Open Graph tags, structured data, content length, mobile viewport, and language declaration.
3Each factor is weighted by its real-world impact on Google rankings based on industry correlation studies.

Next steps

What to do with your results

→Fix any missing or duplicate title tags — this is the single highest-impact on-page factor.
→Add a unique meta description under 155 characters that includes your primary keyword.
→Ensure exactly one H1 per page, and use H2-H3 for logical sub-sections.
→Add descriptive alt text to every image — not just for SEO, but for accessibility.
→Set a self-referencing canonical URL to consolidate ranking signals.
→Add internal links to at least 3-5 related pages on your site.

Learn more

Frequently asked questions

SEO Analyzer — Common questions

Is the SEO Analyzer on CheckWebs really free?+

Yes — the SEO Analyzer is 100% free with no signup, no account, and no usage limits. Just enter a URL and get instant results.

How accurate is the SEO Analyzer?+

Our SEO Analyzer runs live checks against the target website in real time. Results reflect the current state of the site at the moment you run the check — not cached or historical data.

What does an SEO score of 100 mean?+

A perfect 100 means your page follows all on-page SEO best practices — title tags, meta descriptions, heading hierarchy, image alt text, canonical URLs, and content structure are all optimized.

How often should I run an SEO check?+

Run a check after every significant content update or site redesign. For active sites, a monthly audit helps catch regressions before they impact rankings.

Does this check off-page SEO like backlinks?+

No — this tool focuses on on-page technical SEO factors. For backlink analysis, you would need a dedicated link intelligence tool.

Free SEO Analyzer

Methodology

What to do with your results

Related guides

SEO Analyzer — Common questions

Free SEO Analyzer

Methodology

What to do with your results

Related guides

SEO Analyzer — Common questions