Core Web Vitals Checker: Find and Fix What Slows Your Site
Enter your URL and get your LCP, INP, and CLS scores in seconds, plus clear recommendations to fix the issues that hurt your rankings.
Free with a Brainito account. No credit card required.
See Your Scores Instantly
Get LCP, INP, and CLS results for any page in seconds, with clear pass or fail status for each metric.
Know Exactly What to Fix
Every issue comes with a plain-English recommendation, so you know what to change and why it matters for rankings.
Protect Your Google Rankings
Core Web Vitals are a Google ranking signal in 2026. Catch slow pages before they cost you traffic and conversions.
Frequently Asked Questions
What are Core Web Vitals and why do they matter?
Core Web Vitals are three metrics Google uses to measure page experience: LCP for loading, INP for interactivity, and CLS for visual stability. They influence rankings, so poor scores can hold back otherwise strong pages.
Is the Core Web Vitals Checker free to use?
Yes. Create a free Brainito account and you can run checks whenever you need. You get full results with recommendations, not a locked preview, and there is no credit card required.
How do I fix a failing Core Web Vitals score?
Start with the recommendations in your report. Common fixes include compressing images, reducing JavaScript, setting size attributes on media, and using faster hosting or a CDN. Rerun the check after each change to confirm improvement.
See exactly what slows your site down. Free report in seconds.
One account unlocks core web vitals checker plus 340+ marketing tools, weekly audits, and your action plan.