CRX id
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Description from extension meta
Free browser extension that helps you analyze website content, detect and fix all SEO-errors (links, images, meta, content, etc.).
Image from store
Description from store
SiteAnalyzer SEO Tools is a free browser extension providing a set of tools for analyzing SEO indicators of web site, technical audit (links, images, meta tags, content, indexing, etc.), URL analysis and correction of SEO optimization errors.
SiteAnalyzer SEO Tools is a convenient tool for webmasters and SEO specialists, including many parameters for checking the quality of the site and its pages, configured to identify the most popular SEO errors.
The main features of SiteAnalyzer SEO Tools
✓ Determining the total number of site pages in the Google & Yahoo! index
✓ Checking the URL indexing status in Google and Bing
✓ Reveals the contents of Title, Description, H1-H6 tags
✓ Proper check of «Robots.txt» and «Sitemap.xml» presence
✓ Rules accounting for «Robots.txt», meta tag «Robots» and header «X-Robots-Tag»
✓ Canonical URL Checker
✓ Checking for REL «Nofollow», «Sponsored» and «UGC» for links and URLs
✓ Defining internal and external page links
✓ Semantic analysis of page content
✓ Checking pages loading speed
✓ Receiving server response codes (200, 3xx, 4xx, 5xx)
✓ Determining what CMS is used by web site
✓ Checking the registration date and the domain age
✓ Displaying all images of the page and the contents of the ALT tag
✓ Determining the IP address and country of web site
✓ Display Schema, Open Graph and Twitter markup
✓ Determining the presence of links to social networks
✓ Search for subdomains and sites on the same IP
✓ Extracting text Suggestions from Google Images
✓ Show duplicate H1-H6 headers
✓ SSL Certificate Verification
✓ DNS Domain Validation
✓ PageRank Calculation
✓ Sitemap Visualization
✓ Sitemap Clustering
✓ CSR vs SSR Site Rendering Visualization
✓ Schema.org Visualization (visualize JSON-LD schema markup)
✓ Google SERP Analysis (Organic, Advert, Local, Product, Video, Image, News, FAQ, PAA)
✓ TF-IDF Checker for Google SERP
✓ Core Web Vitals
✓ Quick Source Viewer
✓ Integration with SimilarWeb
✓ Page SEO Audit by 40 parameters
✓ Export reports to CSV (Excel), PNG
How can the plugin help SEO specialist?
★ Checking the indexing of pages
★ Analysis of meta tags and page content
★ Search for technical bugs on the site
Safety
The extension is distributed absolutely free and does not require any registration since it does not collect or send elsewhere your personal data.
Updating the version
An extension installed via the Chrome Online Store or through Firefox Add-ons are updated independently so no additional actions are required.
Browser compatibility
✓ Google Chrome
✓ Mozilla Firefox
✓ Opera
✓ Microsoft EDGE
Latest reviews
- (2025-07-24) Вячеслав: Thanks! Great tool!
- (2025-06-25) Trang sao: great, but with google vietnamese language, content analysis has font error of keywords
- (2025-05-08) Ira Chak: Used it on a website of my friend and we were able to spot issues and track performance easily. A must-have extension! Big thanks to developers!
- (2025-02-04) Carlos Angulo: Awesome tool!
- (2024-07-04) Artem Shevtsov: Very helpful extension for SEOs
- (2024-07-03) Денис Курков: I use it for my blog. It's working very fine! Thank you so much for extension!
- (2024-07-01) Курбатов Дмитрий: The Best! Thanks!
- (2024-06-27) Николай Глущенко: I use it for my blog. Extension is working very well! THX
- (2024-06-21) Andrei Jumatii: "I regularly use this extension for my website's SEO promotion. I highly recommend it and appreciate the developers."
- (2024-06-19) Александр Степаненко: This SEO chrome extension very good!
- (2024-06-15) Andrew Kasai: Best SEO application! Easy to understand and set up for a novice. Thank you.
- (2024-06-10) Павел Любин: Nice SEO tool. Thanks!
- (2024-06-06) Andrei Novikov: Hi there! Was really impressed by sophisticated & accurate job done by the Checker. Speed up significantly all the routine stuff needed to be checked properly and on time, Fab job, guys, take care!
- (2024-06-06) Roman Ish: SiteAnalyzer SEO Tools i found great one!
- (2024-06-04) Дмитрий Звягин: Andrey, thank you so much for SEO extension. It's working fine!
- (2024-06-02) Dmitriy Mestetskiy: Great tool, able to see all needed information of a website. Can see headers, links, word counts, etc. Very easy to get better understanding of how the website is structured.
- (2024-05-31) Юрий Яковлев: Thank you for the extension! It's often helps me!
- (2024-05-30) Полина Дегтярёва: Simple extension and without problems
- (2024-05-28) СТАРТ: SiteAnalyzer SEO Tools - the most helpful SEO extension in Chrome and FF. Respect to quickly check the condition of my pages!
- (2024-05-27) Olga Dubova: A great extension for a seo specialist.
- (2024-05-26) Вадим Симагин: It's very convenient tool to track the current status of the site!
- (2024-05-24) dji Phantom 3 коломна: Awesome software!
- (2024-05-23) Denis K: Useful extension to check website's SEO quality, using it frequently at work!
- (2024-05-20) GP Batteries Russia: The best extension for SEO, often helps when auditing sites!
- (2024-05-18) Andrey Simagin: Nice and well made SEO extension. Recommended!
Statistics
Installs
10,000
history
Category
Rating
4.9364 (110 votes)
Last update / version
2025-07-25 / 2.9.166
Listing languages
en