RankParse
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  • Backlink Checker
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Free · No signup required · 5 checks/day

Free SEO tools

Real data from a 3 billion-page Common Crawl index. No signup for 5/day — or sign up free for 25/day.

3B+pages crawled
25+SEO signals
4free tools
<1savg response
  • Free Backlink Checker

    3B+ pages indexed

    See every page linking to any domain — full referring domain list, anchor text, and link types.

    Try it free
  • Domain Authority Checker

    100K ranked domains

    Score any domain by referring-domain count, popularity rank, and registration data.

    Try it free
  • Website Tech Stack Checker

    50+ technologies

    Detect server, language, frameworks, and CMS for any website — no Chrome extension required.

    Try it free
  • Free Page Speed Checker

    Lighthouse + CWV

    Run a Lighthouse audit and pull Core Web Vitals (LCP, CLS, INP) for any URL.

    Try it free
RankParse

The SEO API built for developers.
High-quality data. Lowest price. No lock-in.

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Abhi BavishiDesigned in India by Abhi Bavishi
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