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Free SEO Analyzer & Website Audit Tool

Analyze your website’s SEO, content quality, schema markup, technical health, and page speed in seconds.

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60+
SEO checks per audit
Live
Google Lighthouse data
5
Core Web Vitals tracked
Free shareable reports

Everything a premium SEO tool checks — for free

A complete, professional audit that rivals Ahrefs, SEMrush and PageSpeed Insights, in one shareable report.

Complete SEO Audit

Title tags, meta descriptions, canonicals, headings, images and social cards — every on-page signal checked against best practice.

Real Page Speed & Core Web Vitals

Powered by Google PageSpeed Insights: LCP, FCP, TBT, CLS and Speed Index with performance, accessibility and best-practice scores.

Structured Data Validation

Detects and validates JSON-LD schema — Organization, Product, Article, FAQ, Breadcrumb and more — and flags what is missing.

Technical SEO Health

HTTPS, mobile-friendliness, robots.txt, sitemap, indexability, redirects and broken links — the foundations that let you rank.

Content Quality Analysis

Word count, readability, keyword usage, content depth and thin/duplicate-content warnings with clear, actionable scores.

AI Recommendations

A plain-language executive summary plus prioritized fixes and quick wins, ranked by the impact they’ll have on your rankings.

Get your audit in 3 simple steps

1

Enter your URL

Paste any website address — no account, no credit card, no waiting.

2

We analyze everything

Our engine fetches your page and runs 60+ SEO, technical, content and performance checks in seconds.

3

Get your shareable report

Receive a beautiful, prioritized audit at a permanent link you can share, download or revisit anytime.

Frequently asked questions

Yes. You can analyze any website and view the full report for free — no signup, no credit card and no usage limits for normal use.

From the Krapton Blog

Go deeper on SEO & Core Web Vitals

Practical guides from Krapton's engineering team — the same expertise that powers this tool.

Core Web Vitals Field Data Strategy: A Pro Guide
Web Performance5 min read

Core Web Vitals Field Data Strategy: A Pro Guide

Stop relying solely on lab tests. Learn how to build a robust Core Web Vitals field data strategy to improve real-user experience and SEO rankings.

Jun 29, 2026Read more
Implement Real User Monitoring for Core Web Vitals Success
Web Performance10 min read

Implement Real User Monitoring for Core Web Vitals Success

While lab data offers a snapshot, real user monitoring (RUM) provides the crucial field data needed to understand and continuously optimize Core Web Vitals. Discover how to implement RUM for a proactive approach to LCP, INP, and CLS, ensuring superior user experience and sustained SEO performance.

Jul 18, 2026Read more
Optimize Mobile Core Web Vitals: Adaptive Strategies for UX & SEO
Web Performance12 min read

Optimize Mobile Core Web Vitals: Adaptive Strategies for UX & SEO

Mobile Core Web Vitals are critical for ranking and user experience. This guide provides practical, adaptive strategies for improving LCP, INP, and CLS on mobile devices, leveraging techniques like responsive image optimization and network-aware loading to boost performance and SEO.

Jul 16, 2026Read more
E-commerce Core Web Vitals: Boost Conversions & SEO Rankings
Web Performance10 min read

E-commerce Core Web Vitals: Boost Conversions & SEO Rankings

In the competitive world of online retail, every millisecond counts. Optimizing your e-commerce site for Google's Core Web Vitals isn't just about SEO; it's a critical strategy for enhancing user experience and directly impacting your conversion rates and bottom line.

Jul 9, 2026Read more
Fix CLS Dynamic Content: Eliminate Layout Shift for Better UX & SEO
Web Performance12 min read

Fix CLS Dynamic Content: Eliminate Layout Shift for Better UX & SEO

Cumulative Layout Shift (CLS) can silently degrade user experience and tank your search rankings. This guide dives deep into diagnosing and eliminating CLS caused by dynamically injected content, ads, and iframes, providing actionable strategies and code examples to achieve stable, high-performing web applications.

Jul 12, 2026Read more
Optimize Render-Blocking Resources: Boost LCP & UX
Web Performance11 min read

Optimize Render-Blocking Resources: Boost LCP & UX

Learn how to identify and eliminate render-blocking resources that delay your Largest Contentful Paint (LCP) and degrade user experience. This guide covers practical, step-by-step fixes for CSS, JavaScript, and fonts to significantly improve your Core Web Vitals scores and Google rankings.

Jul 10, 2026Read more

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