FULL FEATURES
22+ SEO Factors Analyzed
in 30 Seconds
CheckSEO automatically analyzes all critical SEO aspects — meta tags, speed, security, mobile, backlinks, and much more. Free, no signup required.
22+
SEO Factors
30 sec
Instant Analysis
100%
Free Forever
0
Signup Needed
🏷️
META & CONTENT
Meta Tags & Content
Deep analysis of all meta tags and content factors affecting Google rankings.
📝
Meta Title Analyzer
Check length, keywords, and quality of your title tag.
Available Free
📄
Meta Description Checker
Ensure your description is compelling, optimal length, and keyword-rich.
Available Free
📑
Heading Structure (H1–H6)
Analyze heading hierarchy for well-structured content.
Available Free
🖼️
Image Alt Text
Detect images missing alt text that hurt accessibility & SEO.
Available Free
🔑
Keyword Density
Measure keyword density to avoid over-optimization penalties.
Available Free
📣
Open Graph & Twitter Card
Validate OG and Twitter Card tags for optimal social sharing.
Available Free
⚡
SPEED & PERFORMANCE
Core Web Vitals & Speed
Measure your website performance against the latest Google standards.
📊
PageSpeed Score (0–100)
Performance score from Google Lighthouse for mobile and desktop.
Available Free
🖼️
LCP (Largest Contentful Paint)
Measure loading speed of the largest element on the page.
Available Free
📐
CLS (Cumulative Layout Shift)
Detect layout shifts that disrupt user experience.
Available Free
👆
FID / INP
Measure page responsiveness during first user interaction.
Available Free
🖥️
TTFB (Time to First Byte)
Speed of your server responding to the first request.
Available Free
📈
Speed Index
How quickly content visually appears during page load.
Available Free
🔐
SECURITY & TECHNICAL
Security & Technical SEO
Ensure your website is secure and properly crawlable by Google.
🔒
SSL Certificate Validator
Check HTTPS validity and SSL certificate expiry date.
Available Free
🤖
Robots.txt Analyzer
Analyze robots.txt and ensure it's not blocking important pages.
Available Free
🗺️
XML Sitemap Validator
Validate XML sitemap and confirm Google can detect it.
Available Free
🔗
Canonical Tag Checker
Detect canonical issues causing duplicate content problems.
Available Free
↪️
Redirect Chain Analyzer
Find excessive redirects that slow down your website.
Available Free
🕷️
Crawlability & Indexability
Ensure Google can crawl and index all important pages.
Available Free
📱
MOBILE & UX
Mobile-Friendly & UX
Google uses mobile-first indexing — ensure your website is optimized on all devices.
📱
Mobile-Friendly Test
Check if your page is optimized for mobile devices.
Available Free
🖥️
Viewport Configuration
Validate meta viewport for responsive display.
Available Free
🔤
Font Size Checker
Ensure font sizes are large enough and readable on mobile.
Available Free
👆
Tap Target Size
Check that buttons and links are large enough for touchscreens.
Available Free
⚡
Core Web Vitals Mobile
CWV scores specifically for mobile user experience.
Available Free
⭐
Page Experience Score
Overall user experience score from Google's perspective.
Available Free
🔗
BACKLINKS & AUTHORITY
Backlink & Domain Authority
Analyze your backlink profile and domain strength versus competitors.
🔗
Backlink Profile Checker
View the number and quality of backlinks pointing to your website.
Available Free
💪
Domain Authority Score
Estimate domain authority score (0–100) to measure SEO strength.
Available Free
🌐
Referring Domains
Count how many unique domains are giving you backlinks.
Available Free
⚠️
Toxic Link Detection
Identify harmful backlinks that could damage your rankings.
Available Free
📎
Anchor Text Analysis
Analyze anchor text variation for a natural backlink profile.
Available Free
📊
Link Equity Distribution
See how link juice is distributed across your entire website.
Available Free
🔍
KEYWORD & RANKING
Keyword Research & Ranking
Find the best keywords and monitor your Google ranking positions.
📊
Google Ranking Tracker
Check your website's position in Google for specific keywords.
Available Free
🔍
Keyword Research Tool
Find relevant keywords with search volume and competition level.
Available Free
🎯
Keyword Difficulty Score
Measure how hard it is to rank on Google page 1 for a keyword.
Available Free
👁️
SERP Preview
See how your website looks in Google's search results page.
Available Free
🌿
Related Keywords
Find derivative and LSI keywords for more complete content.
Available Free
🧠
Search Intent Analysis
Understand user search intent to create more relevant content.
Available Free
PLAN COMPARISON
Start Free, Upgrade as You Grow
| FEATURE | FREE | STARTER | PRO ⭐ |
|---|---|---|---|
| Full SEO Audit (22+ factors) | ✓ | ✓ | ✓ |
| No account required | ✓ | — | — |
| Unlimited domain checks | ✓ | ✓ | ✓ |
| Core Web Vitals (LCP, CLS, FID) | ✓ | ✓ | ✓ |
| Google Search Console Integration | — | — | ✓ |
| Google Analytics 4 Dashboard | — | — | ✓ |
| In-depth Site Audit | — | ✓ | ✓ |
| PDF Reports | — | ✓ | ✓ |
| Keyword Research Tool | — | ✓ | ✓ |
| Ranking Tracker | — | — | ✓ |
| Priority Support | — | — | ✓ |
🚀
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