Free tools
Free SEO tools
Four checks you can run on any site without an account. Each result names what it checked, where the data comes from and what it cannot tell you.
- AI crawler audit Inspect your homepage's AI crawler rules and test responses to crawler user agents. See detected restrictions for ChatGPT, Claude, Perplexity and other agents, with the limits of each check explained. Run audit
- Backlink checker Total backlinks, referring domains, domain rank and spam score for any site, plus its strongest referring domains. Yours, or a competitor's. Check backlinks
- Page speed test Check a public page with Google's PageSpeed Insights. Compare mobile and desktop Lighthouse scores, lab timings and real-user Core Web Vitals when data is available. Test page
- Blog post structure checker Paste a blog post URL to check its structure section by section: intro, headings, section length, openings and FAQ, against 4,401 posts from 93 company blogs. Check post
