Core Web Vitals Checker

Measure your page's LCP, INP, CLS, and Lighthouse scores — the metrics that matter for Google rankings

URL to Analyze

Device:

Comprehensive web performance analysis

Measure LCP, INP, and CLS — Google's key ranking signals

Performance, Accessibility, Best Practices and SEO scores

Test performance on both mobile and desktop devices

Specific recommendations with estimated time savings

Discover similar utilities

Secure Header Checker

CSP Checker

Open Graph Checker