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Free Website
Performance Check
Get a full website performance report in seconds. Uncover page speed issues, SEO gaps, accessibility problems, and more — powered by AI and real browser data.
🔥 Check My Website NowWhat is a Website Performance Check?
A website performance check is a comprehensive audit of every technical factor that determines whether visitors stay on your site — or leave. It goes far beyond a basic speed test to measure everything Google, users, and accessibility standards care about.
Web Critic runs your URL through a real browser, collects performance metrics, then uses AI to translate the raw data into plain-English recommendations you can act on today.
- ✓Page speed & Core Web Vitals (LCP, CLS, INP)
- ✓On-page SEO signals & meta data
- ✓Accessibility compliance (WCAG)
- ✓Security headers & HTTPS
- ✓Modern image & asset formats
- ✓AI-written fix recommendations
What We Analyze
Every report covers four core pillars of a healthy, high-ranking website.
Page Speed & Core Web Vitals
Measure load times, Largest Contentful Paint (LCP), Cumulative Layout Shift (CLS), and Interaction to Next Paint (INP) — the exact signals Google uses to rank your site.
SEO Health Analysis
Audit meta titles, descriptions, heading hierarchy, canonical tags, and internal linking to help search engines discover and rank your pages higher.
Accessibility Audit
Identify missing alt text, low contrast ratios, keyboard navigation gaps, and WCAG compliance issues that affect both users and search engines.
Best Practices & Security
Check HTTPS, modern image formats, deprecated APIs, and security headers — the technical hygiene that protects trust and directly influences rankings.
Why Website Performance Matters
1s
delay cuts conversions by up to 7%
53%
of mobile users leave if load time exceeds 3s
Top 3
Core Web Vitals are official Google ranking signals
Google uses Core Web Vitals and page experience as direct ranking factors. A slow or inaccessible site doesn't just frustrate visitors — it actively pushes you down in search results.
Frequently Asked Questions
What does a website performance check actually measure?
It measures how quickly your pages load, how stable the layout is during load, how responsive the page is to user input, how well search engines can crawl and index your content, and whether your site meets modern accessibility and security standards.
Is it really free?
Yes — no sign-up, no credit card, no hidden limits. Paste your URL and get a full report.
Will fixing these issues improve my Google ranking?
Directly, yes. Google officially uses Core Web Vitals and page experience signals as ranking factors. Fixing performance, accessibility, and best-practice issues makes your site easier for Google to understand and rank.
Ready to Check Your Website Performance?
Paste your URL and get a brutally honest performance report in under a minute — completely free.
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