Image SEO Checker
Analyze all images on page: alt tags, lazy loading, WebP, sizes, srcset. Find and fix issues.
Image SEO Check — Picture Optimization
Check all images on a page: alt tags, file sizes, lazy loading, WebP format, srcset for retina. Get detailed optimization recommendations for each image to improve Core Web Vitals.
All image alt tag check
File size and format analysis
Lazy loading check (loading="lazy")
Missing WebP/AVIF detection
Srcset and responsiveness analysis
Image SEO optimization score
How to Use
- Enter page URL for analysis
- Wait for all images to be scanned
- Fix found issues based on recommendations
FAQ
Alt tags describe images for search engines and screen readers. Google Images uses alt text for ranking. Missing alt is a common SEO mistake that's easy to fix.
Large images slow down LCP (Largest Contentful Paint) — a key Core Web Vitals metric. Google recommends using WebP/AVIF, compression and proper dimensions.
Improve search rankings
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