PageSpeed & Core Web Vitals Checker

One-click PageSpeed test for any page: Core Web Vitals, real-user data, mobile & desktop scores, ranked fixes, history and reports.

Check any page's Google PageSpeed score and Core Web Vitals in one click, without leaving the site. ⚡ WHAT YOU GET • Performance, Accessibility, Best Practices and SEO scores (Lighthouse) • Real-user Core Web Vitals (LCP, INP, CLS) from the Chrome UX Report, the data Google uses for rankings • Mobile and desktop results with one toggle • Top fixes ranked by estimated time saved • SEO and accessibility issues explained in plain English • Score history, so you can see if your changes worked • Score on the toolbar icon • Right-click any link → "Test this link's speed" • Download a clean HTML report to send to clients or your team • Copy a summary for Slack, email or tickets • Embeddable PageSpeed badge for your site 🔒 PRIVACY No account, no tracking, no ads. The extension only reads the URL of the tab you test and sends it to the official Google PageSpeed Insights API. Results are stored locally in your browser. 💡 WHO IT'S FOR SEOs, web developers, agencies, marketers and site owners who check site speed more than once a week. Made by RunLocal Marketing: https://runlocalmarketing.com/pagespeed-extension/