Free Tool

LCP Checker

Check your Largest Contentful Paint (LCP) score instantly. Identify your LCP element, see timing breakdown, and get optimization recommendations.

LCP Checker tool interface goes here

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What You Get

Instant analysis results
No registration required
Completely free to use
Mobile & desktop scores
Core Web Vitals metrics
Actionable recommendations

How It Works

1

Enter Your URL

Paste the website URL you want to analyze

2

Run Analysis

Our tool scans your site using industry-standard metrics

3

Get Results

Review detailed scores and actionable recommendations

Frequently Asked Questions

LCP considers: img elements, image inside svg, video poster images, elements with background images, and block-level elements with text content.
Mobile tests simulate 4G network speeds and lower CPU power. This better represents real mobile user experience.
Common fixes: optimize and preload the LCP image, improve server response time (TTFB), remove render-blocking resources, and use a CDN.

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Helpful Guides

Mobile Performance Optimization Guide

Optimize your website for mobile devices. Covers responsive design, mobile-first development, touch optimization, and mobile Core Web Vitals.

How to Improve Interaction to Next Paint (INP)

Learn how to optimize Interaction to Next Paint (INP) for better responsiveness. Covers JavaScript optimization, event handling, and reducing input delay.

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