Free SEO Analysis — Comprehensive Website Audit in Seconds
The FlatSEO SEO Analyzer is a free, AI-powered tool that performs a deep audit of your website's search engine optimization in seconds. Simply paste your URL and our crawler will automatically discover your sitemap, parse robots.txt directives, inspect every meta tag, validate structured data markup, check heading hierarchy, and evaluate content quality across all indexed pages. You'll receive a comprehensive report with an overall SEO score and prioritized recommendations, each with specific implementation steps to improve your rankings.
What the SEO Analyzer Checks
Our analysis engine examines thousands of ranking factors organized into key categories: title tag optimization, meta description quality and length, canonical URL configuration, Open Graph and Twitter Card metadata, heading structure (H1–H6), image alt text coverage, internal and external link analysis, page load performance indicators, and mobile responsiveness signals. For a deeper technical audit covering HTTPS compliance, security headers, and sitemap validation, try the dedicated Site Audit Tool.
Beyond Analysis — Your Complete SEO Toolkit
After reviewing your analysis report, leverage the rest of the FlatSEO suite to act on every recommendation. Use the Keyword Research Tool to discover high-value search terms from Google Autocomplete, classified by intent and difficulty. Check your link profile with the Backlink Checker, which maps internal links, outbound domains, and social profile signals. Inspect meta tags across your entire sitemap with the Meta Inspector, and preview how your pages render in search results using the Search Engine Visualizer. Visit our Help Center for detailed guides, or contact us if you need assistance interpreting your results. Learn more about FlatSEO.