A real-time performance analyzer that dissects your website through Google Lighthouse. Lab data, Core Web Vitals, screenshot timeline, and actionable fixes — in one report.
Initializing Lighthouse audit...
A composite score from Lighthouse lab data. 90+ is good, 50–89 needs work, below 50 is poor.
Real-user metrics from CrUX: LCP (loading), INP/FID (interactivity), CLS (visual stability).
Expand each insight to see exact URLs, transfer sizes, and durations — like GTmetrix and Lighthouse.
When the first text or image is painted. Target under 1.8s.
Render time of the largest visible element. Target under 2.5s.
Total time the main thread was blocked. Target under 200ms.
How much visible content shifts. Target under 0.1.
How quickly content is visually displayed. Target under 3.4s.
When the page is fully responsive. Target under 3.8s.