Page Speed Inspector

Test any page's speed with Google Lighthouse: performance score, Core Web Vitals and top fixes, on mobile or desktop.

Why use this tool?

Measure how fast a page loads with Google Lighthouse via PageSpeed Insights: performance score, Core Web Vitals (LCP, CLS, TBT), real-user data and the biggest improvement opportunities.

How to use it

1. Choose mobile or desktop.
2. Enter the URL and click Analyze.
3. Work through the top opportunities, starting with the largest savings.