In this guide, you’ll find a list of the top 20 SEO Chrome extensions. Along with what they’re best suited for and their specific use cases.
But first, let’s look at why you should use Chrome extensions for SEO.
Why Are Chrome Extensions Great for SEO?
Here are a few reasons why you should use SEO Chrome extensions:
- Convenience: Chrome extensions are easy to install and use. They directly integrate with Google Chrome and offer quick access to their functionalities within the browser.
- Efficiency: They streamline your workflow by providing immediate access to essential SEO tools. You don't have to switch between multiple tabs and/or platforms.
- Real-time data: Many extensions offer real-time data and insights, helping you make informed decisions on the spot.
- Variety: There are a wide range of extensions available, each catering to different SEO needs.
20 SEO Chrome Extensions to Improve Your SEO Efforts
1. ContentShake AI Writing Wizard
- Pricing: Free + in-app purchases
ContentShake AI Writing Wizard is a top-notch SEO Chrome extension that can help you create new content or improve what you already have.
This versatile tool works as an extension of Semrush’s ContentShake AI.
You can use it anywhere—Google Docs, email, social media platforms, and any other website.
When you select a part or all of your text, you’ll see the ContentShake logo. Click on the logo to access some of ContentShake’s key features, including:
Check grammar: Easily find grammatical inaccuracies and replace the original text with a fresh draft without any errors. Or you can copy the text and paste it separately.
Improve language: Polish the language used in your content with one click. You can generate multiple versions of the same text with various language enhancements.
Change tone of voice: Modify the tone of your content to any of the five available voices in ContentShake. You can switch between different options to see what works best for your theme.
Recycle content: Repurpose your content for different channels with a click. You can convert an article into social media posts or write a meta title and description.
ContentShake AI Writing Wizard allows you to write a custom request to enhance your content. You can write a prompt instructing the AI to create content based on some existing insights.
For example, this custom request instructs the tool to share an example related to the best practices listed in the article.
When you click “Create new article,” the tool will open a new page within the ContentShake app with a complete draft based on your topic or keyword.
You can edit this draft further or save it as a Google Docs file.
ContentShake AI Writing Wizard can save time and quickly create SEO-rich content. Whether you’re writing content for your website, social media platforms, email messages, or other channels.
2. AIPRM for ChatGPT
- Pricing: Free, paid plans start at $20/month
AIPRM for ChatGPT is one of the many AI-powered Chrome extensions for SEO you can use for content production.
You’ll find 4,900+ templates for specific use cases, such as writing article titles, FAQs, press releases, eBooks, and more.
You can filter this massive template library to find the best one for your needs. Three key filters include:
- Topic: Choose between marketing, sales, copywriting, SEO, and more
- Activity: Pick your preferred use case, such as writing, design, ideation, keywords, etc.
- Model: Select the ChatGPT model to use for your research
Once you choose a template, write a prompt to generate the content. The paid plans give you multiple options for tone and writing style.
SEOs can also create content in 50+ languages. This is helpful for international SEO projects when you want to create content in multiple languages.
Besides SEO, AIPRM for ChatGPT can create content for a variety of teams in your organization, including:
- Sales: Create pitch decks, copy for automated email sequences, and sales strategy docs
- Marketing: Use the extension to spin up social media captions, keyword-optimized SEO copy, and your website's landing or product page copy
- Customer success: Produce automated messages and copy for customer-facing communication, like renewal emails, discounts, and feature announcements
3. Keyword Surfer
- Pricing: Free
Keyword Surfer is Surfer SEO’s Chrome extension to support your keyword research process.
The free extension gives you a list of relevant keywords for your primary term. Along with data points like search volume, related keywords, and visibility metrics.
Once you enter a term on Google, the tool will automatically show insights like:
- Average monthly search volume and CPC for a specific location
- A list of similar keyword ideas based on your query
- Word count and keywords included in each result
- Estimated traffic for each search result
You can select all the important keywords from the list. The tool will automatically create a collection list with your selected keywords.
Then, you can download this list into a CSV file.
You can further upload this file to the Semrush Keyword Strategy Builder to conduct further research and create topic clusters for your content strategy.
The tool also lets you select your preferred location from 100+ countries in this list. All the data points will change for the location you select.
4. SEO Pro Extension
- Pricing: Free
SEO Pro Extension is an SEO Chrome extension that can help you analyze page quality and performance.
This tool audits any webpage to give you an overview of key metrics. Such as on-page SEO data, images, links, HTTP status codes, and more.
SEOs can also check the status of various technical elements like schema and redirect chains. Which are essential to your page’s technical SEO optimization.
The extension includes several distinct tabs dedicated to different helpful data points. Like:
Overview: This includes details like the title tag, meta description, URL, meta robots, and Google core web vitals. You can also check the website’s sitemap and web vitals performance. Plus, it lets you export the page copy in a .txt file.
Headings: This includes information for a page's headings (e.g., <h>) tags. These are important for structure and help crawlers read your page.
Status: This shows status codes for web pages, such as 200 (OK), 404 (not found), or 502 (bad gateway). If a website's status code shows an error, you know something is wrong with the page, server, or something else.
Links: This includes a breakdown of internal and external links. You can also highlight nofollow links and export all the links to plan your linking structure.
Images: This breaks down images on a page into two groups, those with alt text and those without. This makes it easy for SEOs to include alt text to make images more accessible for users and search engines alike.
You can also preview the open graph (a protocol that creates rich media displays for webpages) for this page on social media platforms and URLs.
It is important to make sure your pages look good when readers share them on social media channels.
5. META SEO Inspector
- Pricing: Free
META SEO Inspector provides comprehensive insights into your page’s metadata in a single click.
Meta tags are a critical part of your page’s HTML code. They help search engines understand your pages and influence how these pages appear in search results.
With an SEO Chrome extension like META SEO Inspector, you can get a report about metadata for your website pages.
For example, the tool mentions discrepancies in your page structure, such as adding an H2 instead of an H3.
The tool pinpoints issues for various page elements in the schema, like anchor text, images, iframes, and more.
Here is an example of images with issues related to width and height attributes.
Overall, this extension flags (and advises you on how to fix) some of the most common issues with metadata, including:
- Lengthy title tags
- Missing alt text for images
- Repeated or multiple H1 tags
- Issues with canonical tags
Although primarily for developers, META SEO Inspector can be a useful tool for SEOs, site owners, or anyone interested in learning more about their site’s metadata.
Plus, you can use this tool in 10 languages, including Dutch, Italian, Polish, Spanish, and more.
6. Hreflang Tag Checker
- Pricing: Free
Hreflang Tag Checker helps you verify that your pages use hreflang tags appropriately.
Hreflang refers to HTML attributes that indicate a webpage’s language and targeted region.
These tags help search engines understand the language and regional targeting of a webpage. And they direct users to the correct version of a site based on their language and location. This means that visitors are more likely to see content tailored to their preferences. Helping you deliver a great user experience.
Hreflang Tag Checker helps you identify the languages in which a page is available. For example, in this image below, the tool shows that a Semrush page is available in three languages: English, Spanish, and Portuguese.
The tool crawls a page to identify its language attributes and hreflang architecture. This makes it significantly easier to audit your site’s suitability for success in all your target languages.
7. SEO META in 1 Click
- Pricing: Free
SEO META in 1 CLICK shows all the meta tags and data you need to manage to optimize your website’s search performance.
The tool includes five tabs:
Summary: This provides a page overview with the header tag, meta description, keywords, canonical tags, and other details. A red highlight means your title or description is too long.
Headers: This shares a breakdown of the headers in a page. You can use this structure to guide your research and outline process when building new pages or writing articles.
Images: This includes a list of all the images with or without the alt text and title. Export this list to add the alt text and title for specific images.
Links: This breaks down the internal and external links with the anchor text. It also flags links without a title.
Social: This shows the open graph for social platforms. You can check whether all the open graph elements are available for a page or not.
Finally, the Tools tab links out various third-party tools. You can check out these tools to analyze your page performance in terms of:
- Responsiveness and mobile-friendliness
- Page loading speed
- CSS elements
This matters because pages with bad mobile-friendliness, slow loading speed, or misfiring CSS elements could deliver a poor user experience.
These technical SEO issues can negatively impact your search performance.
8. View Rendered Source
- Pricing: Free
View Rendered Source lets you quickly compare a page’s source code to its rendered version in a browser. In other words, the tool allows developers to quickly compare the differences between a page’s raw HTML version and how the browser interprets this page.
This comparison helps SEOs debug issues related to the page design and code.
You can also improve specific elements that affect the page’s responsiveness or how search engines interpret your page by analyzing the source code and identifying errors.
Since differences between the page’s source and rendered versions are color-coded, you can easily find and fix issues. The red highlight indicates the “before” version (the original code) while the green color highlights the “after” version (the rendered version).
For example, this screenshot shows the before and after comparison in the source code of a page.
9. Detailed SEO
- Pricing: Free
Detailed SEO gives you insights about any webpage. This includes the page’s meta title, description, URL, and robots tag.
This snapshot will also tell you about the word count, number of headings, and images on the respective page.
You can view the page structure with a detailed analysis of its headings. Copy this structure to evaluate it in a separate document.
This is great for creating SEO-friendly articles. You can use this extension to quickly scan top-ranking articles and structure your content better.
Plus, Detailed SEO gives you a list of all the links on a page. These links are categorized as internal and external with the option to export the entire list.
Use this list to regularly audit your link structure and build more internal links for better SEO performance.
You can also access the schema markup for any page to get more contextual details like published and modified dates, meta descriptions, links, etc.
It gives you a glimpse of how search engine crawlers see and understand this webpage.
You can also go to the advanced tab where you’ll find the option to access Semrush’s Domain Overview report. This report will tell you the website’s authority score, organic search traffic, backlinks, and organic keywords, among other insights.
And when you check “Enable PAA Extracting” in the Advanced Settings tab, the tool alters your search results pages to show the “People also ask” questions up top.
The “People also ask” segment typically comes right below the first search result.
10. SEO Search Simulator by Nightwatch
- Pricing: Free
SEO Search Simulator helps SEOs see the search results for any keyword across different geographical locations and languages.
For example, when you enable this Chrome extension and set the location to Belgium, these are the search results you’ll see the keyword “product discovery.”
You can also add specific URLs in the “Find URL” search bar. This will allow the tool to find the rankings for each page in the search results for a specific location.
You can see the rankings for your URLs in any part of the world. It’s helpful for international SEO since you can see results in the local language and tailor content for target locations.
For example, you’ll find the top-ranking posts for a specific location and identify which brands are creating content in this language.
11. Lighthouse
- Pricing: Free
Lighthouse is another developer-friendly SEO Chrome extension designed by Google. It audits webpages and prepares a detailed report on page quality and performance.
With Lighthouse, you can choose from a set of different categories to analyze any website—like performance, accessibility, SEO, etc.
This open-source tool uses Google’s Core Web Vitals as its primary evaluation parameters. So, you can assess your website and find issues against these essential page speed factors.
You can switch between mobile and desktop to check out your page performance for both layouts.
Lighthouse reports give you a rundown of your page performance, accessibility, best practices, and SEO with a score out of 100.
You'll get a more detailed diagnosis when you click on any of these parameters.
The tool also offers specific suggestions to enhance page quality and improve your score.
You can copy the report URL and share it with other members of your team. Simply press “Copy Link” on the top-right corner and send it to anyone to show this detailed assessment.
12. NoFollow
- Pricing: Free
NoFollow is one of the most lightweight SEO Chrome extensions that can identify link types and no index tags.
The tool differentiates types of links (follow, nofollow, sponsored, and UGC) with a color code.
In this image, all the follow links are highlighted in a green dotted box. Nofollow links are highlighted in red.
You can also disable the Chrome extension for specific websites so it doesn’t analyze any data. Or temporarily disable the extension when you want a cleaning browsing experience.
13. Check My Links
- Pricing: Free
Check My Links helps SEOs identify broken links on any website and maintain its linking structure.
This extension crawls a page to find any broken links.
For example, in this screenshot, the tool highlights all the valid links in green. The report snippet also tells you that this page includes one invalid link highlighted in red.
By identifying invalid links, the tool enables regular website maintenance to clean up your internal linking structure and deliver a seamless user experience.
Another key use case for this SEO Chrome extension is dead link building.
This means you can open any website where you'd like to secure a backlink. Then, open different pages and use this extension to spot invalid links.
When you find broken links on a target website, you can approach the site owner to replace these dead links with your own content.
You can maximize your website’s SEO health by using this Chrome extension together with Semrush. Run a Semrush Site Audit and create a list of pages with errors flagging broken links.
Then, evaluate these pages using the Check My Links extension to find 3XX and 4XX links in your site structure.
14. HTTP Headers
- Pricing: Free
HTTP Headers helps developers view HTTP headers in browser requests and fix any errors.
When you click on the Chrome extension, this tool gives you an overview of the URL’s HTTP requests and responses.
You can diagnose issues like missing headers, incorrect content types, or inaccurate status codes.
You’ll get a time-stamped report for all URLs with their exact status and error codes. You can also see the raw and formatted version of each request in the right panel.
This Chrome extension helps you optimize performance and load times.
You can verify if caching headers like Cache-Control and ETag (headers used to manage browser cache) are correctly set. And test custom headers to ensure they are correctly formatted and transmitted.
By verifying HTTP headers, you can optimize page load speed, user experience, and overall site performance. Correct custom headers provide additional information to search engines about a page—like content types and language preferences—and facilitate efficient crawling.
15. Web Developer
- Pricing: Free
Web Developer adds a toolbar to your browser for quick access to features like clearing cache, disabling cookies, and displaying hidden elements.
As an SEO, these features will allow you to efficiently test and optimize your website’s performance. Plus, you can make necessary changes like clearing cache or adjusting cookies to improve the user experience.
It can also secure your browsing experience by disabling JavaScript. This move will prevent the risk of hackers running malicious code on your system.
Another use case for Web Developer’s toolbar is viewing a site in different layouts or screen sizes. This is good for testing whether your website design is mobile-friendly and responsive enough for all types of screens.
16. Keywords Everywhere
- Pricing: Free, paid plans start at $6/month
Keywords Everywhere is a freemium Chrome extension for keyword research.
It helps you with finding high-volume, low-competition keywords.
The tool offers a list of related keywords with its global search volume, CPC, and competition score. You can export this list or copy only the most relevant ones.
Then, import this list to Semrush’s Keyword Strategy Builder to find more keywords and build topic clusters.
With Keywords Everywhere’s paid plan, you can analyze on-page SEO optimization to reveal issues on specific pages that might be negatively impacting your SEO performance.
You can also perform a competitor gap analysis to find keywords your competitors are targeting and you aren’t.
The tool also lets you access organic traffic data to help you understand how your SEO efforts have materialized over a specific period.
17. Glimpse
- Pricing: Free, paid plans start at $40/month
Glimpse is a Chrome extension for Google Trends that helps you find search trends for specific keywords and industries.
You can filter your search by location, time, industry, and search format (e.g., web, image, shopping, and YouTube).
The tool offers monthly search volume trends, indicating the approximate number of searches in specific weeks.
You can also compare two or more keywords for any location and time period. To get a better understanding of what resonates with your audience.
Once you add a keyword, Glimpse curates a list of questions, terms, and brands from the People Also Search segment. These keywords have an overlap with your primary search term.
This overlap means people searching for the primary keyword are also looking for these other terms.
You can use this feature to build keyword lists and collect a list of questions to answer and address through your content.
Additionally, Glimpse lets you set alerts for a particular keyword. Once you’ve created an alert for a keyword, the tool monitors the trends and notifies you if its search volume increases drastically.
18. SEO Minion
- Pricing: Paid plans starting at $6/month
SEO Minion is a versatile SEO Chrome extension that analyzes on-page SEO performance and audits your link structure for a particular page.
You can evaluate any page’s HTML structure to find technical issues like broken links, missing meta tags, etc. And optimize details like the H1 tag, hreflang tag, and others.
This is a handy tool to evaluate a webpage’s SEO readiness and find the scope for improvement.
You can also use the Google search location simulator to check out search results for the same keyword(s) for different locations. It helps you analyze page performance for your target locations, and optimize the page to rank better in these areas.
19. Siteimprove Accessibility Checker
- Pricing: Free
Siteimprove Accessibility Checker audits a webpage to identify accessibility issues.
Once you toggle the Chrome extension and add a URL, the tool will open a new window to diagnose all the issues on the page.
You can click on any of the issues and the tool will pinpoint exactly where the element is on the page.
For example, in this analysis of H&M’s website, the tool highlights elements with a size issue. When you click on an element, it gives you a suggestion to increase the pixel size.
Instead of simply listing the issues, the tool explains every point in detail.
For example, the tool indicates a color contrast issue on the website. When you expand the “Why is this an issue” box, you can learn more about the accessibility concerns related to the problem.
20. SEO SERP 2
- Pricing: Free
SEO SERP 2 gives you a quick glimpse of the top-ranking search results for any keyword.
It’s a useful tool to get key data points about search results, such as:
- Average title length
- Above-the-fold results
- Content type (social, video, etc.)
You can also get the ratio of https (secure) versus http (unsecure) results for any query.
It’s easy to export this SERP snapshot as a CSV file for your preliminary research. This data will help you come up with metadata like title, description, etc.
Get the Best Chrome Extension for SEO
That’s a wrap on our 20 top recommendations for SEO Chrome extensions.
Test out different tools to find the ones that fit the bill for your systems and processes. Since most of these tools are free, you don’t have to worry about getting budget approvals.
A top-in-class SEO platform like Semrush perfectly complements these Chrome extensions for SEO.
Use Semrush as your core SEO command center, and pick any of these tools for subtasks like metadata analysis, page optimization, and more.
Level up your SEO efforts. Sign up for a free Semrush account today.
This post was updated in 2024. Excerpts from the original article by Spencer Cappelli may remain.