Pagespeed Insights Checker

Check mobile and desktop Lighthouse scores, Core Web Vitals, and the highest-impact performance fixes for any public URL.

About Pagespeed Insights Checker

Pull in Google’s PageSpeed Insights data directly, showing Core Web Vitals, lab data, and improvement opportunities – essential for modern SEO.
Real‑world scenario: Your site passed all other speed tests but fails Core Web Vitals. This tool breaks down LCP, FID, and CLS issues specifically, telling you to add width/height attributes to images. You fix it and pass the assessment, boosting your mobile rankings.
How to use it:

1. Enter the URL.
2. Click “Check”.
3. Review the Performance score and Core Web Vitals assessment.
4. Scroll down to “Opportunities” and “Diagnostics” for specific fixes (e.g., defer offscreen images, reduce unused JavaScript).

Recommended tools: Seowolf's Page Speed Checker | Seowolf's Page Size Checker | Seowolf's Code to Text Ratio Checker | Seowolf's Website Screenshot Generator