Free AMP Test & Validation Tool

Enter any URL to test for AMP compliance. The tool will check for AMP errors, validate HTML structure, analyze structured data, and generate a detailed validation report.

20+ Critical AMP Errors We Detect & Fix Fast

Our AMP VALIDATOR detects and diagnoses 20+ critical error types that prevent AMP pages from ranking in mobile search results. Why "Fast"? Real-time validation completes in 3-5 seconds using Google's official AMP validation engine. Here are the specific errors we catch: Missing AMP boilerplate CSS • Missing AMP runtime script (v0.js) • Invalid <img> tags (must use <amp-img>) • Invalid <video> tags (must use <amp-video>) • Invalid <iframe> tags (must use <amp-iframe>) • Invalid <audio> tags (must use <amp-audio>) • Disallowed inline !important CSS qualifier • Missing mandatory viewport meta tag • Missing mandatory canonical link • Invalid custom JavaScript • Disallowed external stylesheets • Missing amp attribute in HTML tag • Invalid AMP component usage • Structured data errors • Missing required AMP extensions • Invalid CSS @import rules • Oversized CSS (>75KB limit) • Missing noscript fallback • Invalid form actions • Blocked external resources • And 5+ more validation checks.

Boost Mobile Rankings - How AMP Helps: Google prioritizes fast-loading mobile pages in search results. AMP pages load in <1 second (vs 3-8 seconds for standard pages), dramatically improving Core Web Vitals scores. Our free AMP checker ensures your implementation meets Google's strict specifications: validate AMP HTML structure, check AMP Web Stories compliance, test structured data compatibility, and verify mobile optimization signals. Fix errors instantly with detailed recommendations and code examples.

Complete AMP Analysis: Real-time AMP HTML validation against official specs • 20+ error detection with fix recommendations • AMP Web Stories format validation • Structured data parsing and compatibility checks • Mobile optimization signals analysis • Page speed metrics and recommendations • Visual error highlighting with code examples • Resources and documentation links • Free forever with unlimited tests.

What Gets Validated: AMP HTML structure compliance • Mandatory AMP components (boilerplate, viewport, canonical) • Custom JavaScript restrictions • CSS limitations and size checks • Image, video, audio element validation • External resource blocking • Form and iframe restrictions • Structured data schema compatibility • AMP extensions and components • Mobile optimization best practices.

Complete Your Mobile Optimization

After validating AMP pages, use these tools for comprehensive mobile optimization:

• Mobile Device Simulator - Preview AMP pages on 15+ real devices (iPhone 14, Samsung S21, iPad Pro, etc.) to test responsive design and user experience.
• Domain Age Checker - Verify domain authority and age (1000+ bulk check) for websites implementing AMP to correlate with ranking improvements.
• Web Inspector - Analyze AMP and non-AMP page structure, headers, and SEO metadata for complete technical audit.
• DA PA Checker - Check Domain Authority (200+ bulk) for AMP-optimized competitor sites to benchmark ranking potential.
• View All 15+ Free Tools - Explore our complete mobile optimization and SEO toolkit.