SEO Auditor Pro

About

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.