Core Web Vitals Checker
Measure the three Google ranking signals — LCP, INP, CLS — plus FCP and TTFB, and get prioritized fixes for every metric in the red.
How It Works
Field data and lab measurements, translated into a clear fix list.
Enter the page URL
Paste any URL to measure its page experience metrics.
Vitals are measured
LCP, INP, CLS, FCP, and TTFB are evaluated against Google thresholds.
Get prioritized fixes
See which metrics fail and the changes with the biggest impact.
What We Check
Every page experience metric Google uses to rank your site.
LCP Measurement
Largest Contentful Paint — how fast the main content loads.
INP Measurement
Interaction to Next Paint — how responsive your page feels.
CLS Measurement
Cumulative Layout Shift — how stable the layout is during load.
FCP and TTFB
First Contentful Paint and server response time diagnostics.
Threshold Scoring
Every metric graded Good, Needs Improvement, or Poor per Google.
Prioritized Fix List
Ranked recommendations from the biggest impact to the smallest.
Who Uses the Core Web Vitals Checker
Developers and SEOs who want faster, better-ranked pages.
Frequently Asked Questions
Is Your Site Fast Enough For Google?
Slow pages lose rankings. See your vitals and the fixes that matter.
Check Your Vitals Now