Free Website Analyzer

Free Website SEO Audit Tool & SEO Audit API for Agents

Run a free and fast 208-point website checkup for clarity, SEO, trust, technical issues, AIO / generative AI search, and conversion friction.

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We've analyzed 4,790 websites so far.

“I tried this tool and was impressed by how detailed the analysis was. The information also seemed very accurate and useful.”

@susantonline on Reddit

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“This site is killer! It goes very in depth while keeping explanations understandable to the client.”

J. Nielsen

Autonomous agents and developers can access our programmatic services via our Public API (/api), inspect our Developer Docs (/docs), review Pricing (/pricing), connect via MCP Server, or script with CLI (npx siteanalyzerfree).