SEO Auditor Pro

Complete on-page & technical SEO audit of any webpage — instantly, in your browser.

SEO Auditor Pro gives you a complete, professional SEO audit of any webpage in seconds — directly inside your browser. No uploading URLs to third-party servers. No account required. Just click the extension icon on any page and get your full report instantly. 🔍 WHAT IT DOES SEO Auditor Pro runs 53 comprehensive SEO checks across 6 categories and gives you an overall SEO score from 0 to 100, just like professional SEO tools — but free and instant. 📋 COMMON SEO ISSUES (15 checks) ✓ Meta Title & Description analysis with character counts ✓ Google Search Results Preview (desktop + mobile) ✓ Heading tags (H1, H2, H3) structure ✓ Image alt text audit ✓ Open Graph & Twitter Card social meta tags ✓ Robots.txt & Sitemap detection ✓ Google Analytics detection ✓ Favicon & Charset declaration ✓ Responsive image & aspect ratio checks ✓ Keywords usage across title, description & headings ⚡ SPEED OPTIMIZATION (20 checks) ✓ Core Web Vitals: FCP, LCP, CLS, TTFB ✓ DOM size & HTML page size ✓ Render-blocking resources ✓ JavaScript & CSS minification ✓ Image caching, JS caching, CSS caching ✓ CDN usage detection ✓ Page load speed & JS execution time 🔒 SERVER & SECURITY (7 checks) ✓ HTTPS & SSL verification ✓ Mixed content detection ✓ HTTP/2 protocol ✓ HSTS header check ✓ Unsafe cross-origin links ✓ Plaintext email exposure ✓ URL canonicalization 📱 MOBILE USABILITY (2 checks) ✓ Meta viewport tag ✓ CSS media queries (responsive design) 🧠 ADVANCED SEO (9 checks) ✓ Structured data / JSON-LD schemas ✓ Canonical tag ✓ Noindex & Nofollow directives ✓ Custom 404 error page ✓ Disallow directives in robots.txt ✓ SPF records & Ads.txt validation ✓ Meta refresh tag 📄 PDF EXPORT Export a full branded SEO report with every check result, fix recommendations, Google Search Preview, keyword distribution table, and speed metrics — perfect for client reporting. 🔒 PRIVACY FIRST All analysis happens locally in your browser. No data is sent to any server. No account needed. Works on any website. Perfect for: SEO professionals, web developers, digital marketers, freelancers, and agency owners.