This SEO guide lists the best SEO Chrome browser extensions that help you automate research and analysis for on-site and off-site search engine optimization tasks.

By the end of this guide, you’ll know what the best SEO plugins for Chrome are and gain valuable insights to help you decide which of these free tools is right for you.

Best SEO Chrome Extensions

MozBar:

MozBar is a free SEO toolbar that lets you access important SEO metrics and features such as keyword difficulty, page authority, and backlink analysis

This free SEO plugin’s popularity isn’t just due to its effortless ease of use. Instead, SEO professionals and small businesses turn to Mozbar because it provides a wealth of accurate data for any website, including:

• Page Authority
• Domain Authority
• Backlink profile 
• Title tags and metadata
• Keyword ranking
• Keyword density

Ahrefs SEO Toolbar:

Ahrefs SEO Toolbar lets you analyze the SEO metrics of any webpage including backlinks, keyword difficulty, and on-page SEO

Ahrefs SEO Toolbar is a free Google Chrome and Firefox extension that provides quick access to important SEO metrics and features. It is designed to help SEO professionals and marketers quickly analyze the SEO metrics of any webpage, including backlinks, keyword difficulty, and on-page SEO.

With Ahrefs SEO Toolbar, you can view key metrics such as domain and page authority, estimated organic search traffic, number of backlinks, and referring domains. You can also analyze on-page SEO elements such as title tags, meta descriptions, and header tags.

The extension also includes a site explorer feature that allows you to quickly view important SEO metrics for any website, including organic search traffic, top pages, and backlink profile.

Overall, Ahrefs SEO Toolbar is a valuable tool for anyone who wants to quickly and easily access important SEO metrics and features while browsing the web.

SEMrush:

SEMrush is an all-in-one marketing toolkit that includes an SEO toolbar for Chrome. This extension provides quick access to key SEO metrics, backlinks, and competitor analysis.

SEMrush is an all-in-one digital marketing tool that provides a wide range of features for SEO, PPC, social media, content marketing, and competitive research. It is used by marketers, SEO professionals, and business owners to optimize their online presence and improve their marketing performance.

SEMrush offers a variety of tools and features including:

1. Keyword research: SEMrush allows you to identify profitable keywords for SEO and PPC campaigns, estimate keyword difficulty, and analyze search volumes.
   
2. Site audit: With SEMrush’s site audit tool, you can identify technical and on-page SEO issues that may be affecting your website’s performance.
   
3. Backlink analysis: SEMrush allows you to analyze the backlink profile of any website, identify new link building opportunities, and monitor the backlinks of your competitors.
   
4. Competitive research: SEMrush provides insights into your competitors’ online presence, including their organic and paid search strategies, social media activity, and content marketing efforts.
   
5. Content marketing: SEMrush helps you identify content gaps and opportunities, monitor the performance of your content, and analyze your competitors’ content strategies.

SEMrush also provides integrations with popular tools such as Google Analytics, Google Search Console, and WordPress, making it easy to use in conjunction with other marketing tools. Overall, SEMrush is a comprehensive tool that can help businesses of all sizes improve their online marketing performance.

Keyword Surfer:

Keyword Surfer is a free keyword research tool that provides estimated monthly search volumes for keywords directly in your Google search results.

SEOquake:

SEOquake is a powerful SEO tool that displays key metrics such as keyword density, page rank, and backlinks directly in your search results

SEOquake is a free SEO tool that provides website owners, marketers, and SEO professionals with important on-page and off-page SEO metrics directly in their search results. It is available as a browser extension for Chrome, Firefox, Opera, and Safari.

With SEOquake, you can quickly view key SEO metrics such as Google PageRank, Alexa Rank, domain age, social media shares, and backlink profile. You can also analyze on-page SEO elements such as meta tags, heading tags, and keyword density.

The tool also includes a site audit feature that allows you to identify technical and on-page SEO issues that may be affecting your website’s performance. Additionally, you can use SEOquake to perform competitor research and analyze the SEO strategies of other websites in your industry.

Overall, SEOquake is a valuable tool for anyone who wants to quickly and easily access important SEO metrics and features while browsing the web. It can help you optimize your website for search engines, improve your search engine rankings, and stay ahead of your competition.

SimilarWeb:

SimilarWeb provides detailed website traffic and engagement statistics for any website, including top traffic sources, keyword rankings, and user demographics

Keywords Everywhere

If you’re looking for the best SEO plugins for Chrome to use purely for keyword research purposes, give Keywords Everywhere a try.

Available as a free SEO Chrome extension, this handy extension provides accurate data on the search volume, Cost Per Click (CPC), and level of competition for your chosen keywords. Additionally, this tool also proves to be helpful in finding related keywords by pulling in “people also searched for” data from both Google and Bing. Try Keywords Everywhere here.

SEO Chrome Extensions Summary

I hope you enjoyed this guide on the best SEO Chrome extensions. As you discovered, there are many free extensions on this list of the best SEO plugins for Chrome, with each one earning its place by offering its own unique benefits, whether that’s expert-level backlink analysis, keyword research, local SEO optimization, or on-the-fly updates, and more.