Image Inspector

Image Inspector is a free Chrome extension that audits every image on any webpage in seconds — no sign-up, no setup required. Unoptimized images are the #1 cause of slow page loads, poor Core Web Vitals scores, and lost SEO rankings. Image Inspector scans your page and instantly shows you exactly which images are hurting your performance and how much you can save. What it detects: *Oversized images above 500 KB that fail your LCP score *Images served larger than their display size (wasted bandwidth) *JPEG and PNG files that should be converted to WebP or AVIF *Missing alt text hurting accessibility and SEO *Below-fold images without lazy loading *Hero images incorrectly set to lazy load (LCP killer) *Missing srcset for responsive image delivery *CSS background images that escape standard audits What you get: *A full scan in under 5 seconds *Critical issues flagged in red, warnings in yellow *Potential file size savings calculated per image *CSV export to share with your team or client *Visual overlay highlighting every image on the page *Whether you're a developer, SEO professional, or agency auditing client sites — Image *Inspector gives you a complete picture of your image health, sorted by impact, so you know exactly where to start. Cut page weight. Boost LCP. Fix image issues before they hurt your rankings. Free, forever.