If you work in SEO, you know that finding the right tools can make your work much more efficient and effective. Sometimes downloading multiple programs or bookmarking a long list of resource websites can be tedious. That’s why SEO extensions for Google Chrome have become indispensable allies for many professionals. In this article, we present a selection of the best SEO extensions for Chrome, all of them free, that will help you with your website optimization tasks and allow you to improve your pages’ performance in search engines.
On-Page SEO Extensions
SEOquake
SEOquake is a complete SEO extension you should have installed in Chrome. It allows you to perform website audits, analyze pages for potential errors, and provides detailed data on internal links, external links, and keywords.
MozBar
MozBar is a toolbar that shows key metrics of the websites you visit. You can also identify different types of links on the page you’re exploring, which can be very useful for understanding the link structure of competitors.
SimilarWeb
SimilarWeb is an extension that allows you to make quick analyses of websites—whether yours or competitors’. It provides data on audience demographics, advertising spend, and traffic sources. There is a free version and a premium version with additional functionalities.
Open SEO Stats
Open SEO Stats is a valuable tool that provides large amounts of data about a website. You can get information on traffic, loading speed, indexed pages in search engines, and link details. This extension is essential for in-depth research on any site.
Link-Building Tools
Check My Links
This simple tool scans a website for broken links and highlights them in red. It is essential for maintaining a healthy website from an SEO perspective, as broken links can harm organic rankings.
Nofollow
Nofollow is an extension that highlights all nofollow links on a page. This makes it easier to identify the links you don’t want search engines to follow. It is useful for ensuring that the links you want to be followed are correctly tagged.
Redirect Path
Redirect Path allows you to check the status of redirects on a webpage. It’s useful for ensuring redirects are configured correctly and preventing errors that could affect SEO.
Linkparser
Linkparser is a simple extension that lets you assign colors to different types of links. When entering a webpage, you’ll see the links highlighted according to your setup, making it easier to identify internal and external links.
Keyword Research Extensions
Keywords Everywhere
Keywords Everywhere is a very useful tool that shows related keywords to your Google search, along with other searches performed by users. It also provides relevant information like search volume, cost per click (CPC), and competition. This extension is an endless source of inspiration when searching for new keyword ideas.
SeoStack Keyword Tool
SeoStack is ideal for conducting keyword research. Simply enter your search terms, select the search engine and language, and you’ll get a list of results that you can export to other tools for deeper analysis. Although it doesn’t provide its own data, it’s excellent for discovering relevant keywords for your niche.
Keyword Surfer
Keyword Surfer is a completely free Chrome extension that shows search volumes directly within Google search results. It also displays additional data such as domain-level traffic, keyword suggestions, and backlink counts, among other features. It is a comprehensive tool that requires no payment.
Technical SEO Extensions
Web Developer
Web Developer is a complete extension that provides a large amount of information about a website. Not only is it useful for SEO professionals, but also for anyone who regularly works with websites. It allows you to enable or disable functions, highlight elements, and explore all components of a site in depth.
Tag Assistant
Google’s Tag Assistant is essential for verifying correct tag installation on your webpage. By installing this extension in Chrome, you can immediately check whether tags are configured and working properly, especially those related to Google Analytics.
Chrome Extensions to Analyze the SERP
WooRank
WooRank is a well-known tool that generates comprehensive reports for any website in seconds. It displays valuable data and, most importantly, identifies errors and areas for improvement. It also categorizes the difficulty of solving the problems and provides advice on how to address them. It’s a must-have tool for any SEO professional.
SEO Search Simulator
With this Chrome extension, you can simulate search queries from anywhere in the world and easily verify your website’s or competitors’ rankings. It is especially useful for understanding SEO performance in different countries of interest.
SEO Minion
SEO Minion allows you to preview the SERP and simulate Google locations. It also lets you compare your website’s ranking in Google for two different countries. This extension is essential for understanding how your site appears in search results across different geographic locations.
SEO Optimization
Spark Content Optimizer
Spark Content Optimizer is an extension that helps you analyze a page’s content. It reviews the content and provides an analysis that helps detect potential issues or weaknesses that may affect its quality.
SEO Meta in 1 Click
SEO Meta in 1 Click shows relevant SEO information clearly and concisely, allowing you to quickly check the On-Page status of a webpage.
These SEO extensions for Google Chrome can be powerful tools in your specialist kit. Don’t wait any longer to improve your SEO skills and optimize your websites with these valuable Chrome extensions!



