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Quick Look

This extension provides a comprehensive on-page SEO report with over 100 parameters, covering content, links, speed, and more.

AI Overview

Who is this for?

Web developers, SEO specialists, and content creators looking to improve website performance and search engine rankings.

Key Features

  • Extensive on-page SEO analysis across 100+ parameters
  • Detailed reports on content, links, Hreflangs, images, and structured data
  • Page speed insights for mobile and desktop optimization
  • Integration with Google Search Console for performance tracking
  • Monitoring of SEO issues and page changes over time

Reviews Analysis

Overall Sentiment

Mostly Positive

Users generally find the extension highly useful for detailed SEO analysis, especially appreciating its comprehensive checks and actionable insights.

Note: AI analysis focuses on the substance and recency of reviews, which may differ from the overall store rating.


What Users Love

  • Provides a very detailed and comprehensive SEO report.
  • Helpful for identifying specific issues and opportunities for improvement.
  • Easy to use and integrates well with the website analysis workflow.

Points to Consider

  • × The extension can sometimes be slow or overwhelming due to the amount of data.
  • × Some users might find certain advanced features require a deeper understanding of SEO.

Official Description

From the Developer


Get free on-page SEO report by 100+ parameters with the best website SEO checker

☑️ Overview – quickly check essential SEO data: URL structure, metadata, indexation, and canonical settings. ☑️ Content – analyze headings, keyword density, text length, and text-to-code ratio for better structure. ☑️ Links – identify external, internal, and subdomain links, plus dofollow/nofollow status and anchor text. ☑️ Hreflangs – instantly verify hreflang setup and language targeting for international SEO. ☑️ Images – detect missing alt/title tags, broken images, and check sizes with on-page highlighting. ☑️ Structured Data – instantly identify and validate Schema.org markup for better SEO performance. ☑️ PageSpeed – measure mobile and desktop performance with actionable optimization insights. ☑️ GSC Insights – access search performance, top queries, indexing status, and mobile usability data. ☑️ Issues & Monitoring – detect SEO issues, track technical changes, and monitor page updates over time.

Deep dive into Sitechecker Chrome Extension’s capabilities to unlock the full potential of your SEO workflow.

1️⃣ Get a quick technical overview of any page to ensure it meets SEO best practices.

• Inspect URL structure, status code, and page size. • Review meta title, description, and H1 heading. • Analyze indexation settings, including robots meta tags, X-Robots-Tag directives, and robots.txt rules. • Validate canonical tag settings to prevent duplicate content issues.

2️⃣ Analyze content structure to improve keyword relevance and readability.

• Review heading hierarchy (H1–H6) and highlight them on the page. • Copy the entire heading structure in one click for easy documentation. • Measure text length in words and characters. • Calculate text-to-code ratio to optimize content efficiency. • Get keyword density insights for single, two, and three-word phrases.

3️⃣ Audit all links on a page to improve internal linking and track external references.

• Detect external, internal, and subdomain links. • Check dofollow/nofollow status and analyze HTTP response codes. • Review anchor text usage and link destinations. • Search for specific links and highlight them directly on the page. • Copy all detected links in one click for easy analysis and outreach.

4️⃣ Ensure proper hreflang implementation for international SEO.

• Detect missing or incorrect hreflang attributes. • Validate language targeting and regional settings. • Check backward links to confirm proper hreflang setup.

5️⃣ Optimize images to improve SEO and user experience.

• Identify missing alt and title attributes. • Detect broken images and oversized files. • Highlight image details directly on the page for easy fixes.

6️⃣ Validate structured data for better search visibility.

• Detect Schema.org markup and review structured data implementation. • Identify missing or incorrect structured data elements. • Ensure key rich snippet attributes are correctly applied.

7️⃣ Measure page speed and get actionable insights for optimization.

• Check page loading speed for desktop and mobile. • Identify slow-loading elements affecting performance. • Get recommendations to improve Core Web Vitals.

8️⃣ Unlock real-time GSC insights to track search performance.

• View clicks, impressions, CTR, and average position over 7/30/60/90 days. • Analyze top search queries and how they drive traffic. • Inspect URL crawling, indexing status, and mobile usability issues.

9️⃣ Monitor SEO issues and track page changes over time.

• Detect technical errors, broken links, and missing metadata. • Track content updates and structural modifications. • Get alerts for critical SEO changes.

Your extension? Let us know if we can update or correct anything!

Key Info

  • Rating:
    4.6/5.0

    (213 ratings)

  • Users:100,000
  • Version:4.2.6
  • Updated:Sep 24, 2025
  • Developer:Visit Website →

Stats from Chrome Web Store