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Free tool

Website speed checker

Test any public URL for Core Web Vitals, performance, SEO, and accessibility, powered by Google PageSpeed Insights on mobile.

One check per URL every few minutes, so we stay within Google's free daily quota. Results use mobile strategy data from PageSpeed Insights.

What you get

LCP, INP, and CLS with Good / Needs improvement / Poor badges using Google's published thresholds, plus Lighthouse scores for performance, SEO, and accessibility, with plain-English explanations you can share with your team.

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