All 18 Free SEO Tools
Everything you need to audit, analyze, and optimize your website — all in one place. No signup required. Free forever.
Analyze
Website Report Card
Grade your entire site A-F across SEO, readability, performance and social media. Auto-detects CMS. Pro fix guides.
SEO Audit
25+ checks covering title tags, meta descriptions, headings, images, structured data, security, and more.
Compare Sites
Side-by-side comparison of two websites. See who wins on SEO, readability, performance and social.
Page Speed
Analyze page speed: script blocking, lazy loading, HTML size, preconnect hints, and performance scoring.
Tech Detector
Detect 40+ technologies: CMS, frameworks, analytics, CDN, payments, support tools, and more.
Link Explorer
Explore all links on any page. Internal vs external breakdown, unique domains, nofollow analysis.
Redirect Checker
Trace the full HTTP redirect chain. See every hop, status code, and header. Find redirect loops.
Readability Scorer
Score content readability with Flesch-Kincaid, Gunning Fog, Coleman-Liau and ARI. URL or paste text.
Sitemap Validator
Validate your sitemap.xml structure, lastmod dates, duplicate URLs, HTTPS usage, and URL count.
Keyword Density
Check keyword density and distribution. Find your most used terms and optimize for targets.
Heading Analyzer
Analyze H1-H6 heading structure. Find missing headings, hierarchy issues, and SEO problems.
Link Checker
Check all links on a page. Find broken links, external links, and analyze internal linking.
Word Counter
Count words, characters, sentences, paragraphs. Estimate reading time. URL or paste text.
Generate
OG Preview
Preview how your page looks when shared on Facebook, Twitter, LinkedIn. Check OG and Twitter Card tags.
Meta Tag Generator
Generate SEO-optimized meta tags. Title, description, Open Graph, Twitter Cards — copy-paste HTML.
Schema Generator
Generate JSON-LD structured data. Organization, Product, Article, FAQ, and 4 more types.
Robots.txt Generator
Create a robots.txt file. Control search engine crawling with an easy visual generator.
Legal Page Generator
Generate privacy policy, terms of service, and cookie policy. Customized for your business.
Need more than just diagnostics?
Clarity Pro unlocks fix guides with copy-paste code, CMS-specific instructions, PDF reports, and weekly monitoring — $9/mo.
Explore Pro →