20 Best Free Keyword Research Tool

Best Keyword Research Tools

A robust keyword generator, keyword strategy planner, or other keyword research tools are crucial to heightening your content, connecting it with user search intent, and signaling what your pages are about to search engines.

1. Google Keyword Planner

The first tool in our rating is undoubtedly Google Keyword Planner because it is an entirely free service that provides genuine data insights straight from Google. This tool within Google Ads will assist you in planning your marketing approach by generating keyword suggestions and bid estimates. You can use it to develop your Google Ads search campaigns, conduct SEO keyword research, and create ideas for new content.

Google Keyword Planner provides accurate search volume and forecasts and allows you to discover relevant keyword ideas seamlessly. Just add some keywords that precisely describe your products or services, specify the preferred language and location, and fetch a range of suggestions with essential keyword metrics. You can refine keywords by including or excluding brand versions and altering topical alternatives.

Pricing: No plans, no subscription fees. The tool is free.

2. Google Search Console

Google Search Console is another data-driven free tool that can be an excellent find for keyword research. Although Google Search Console is not specifically about keywords, it combines extensive indexing, security, user experience, and search performance website data that you can use to monitor your website and identify the gaps in your strategy.

The tool can also help you broaden the keyword list. It allows you to inspect top search queries with the most clicks and impressions and investigate top-performing website pages. To use Search Console, you should be a website owner or web admin, as you can access the tool's dashboard only after verification of ownership. The site owner or webmaster can also grant the tool's permission to team members.

Consider using Google Search Console with Google Keyword Planner for even better results. This tandem allows you to comprehensively monitor your website performance and grasp the best keyword ideas for your marketing initiatives.

Pricing: The tool is free.

3. Google Trends

The third spot in the rating goes to Google Trends, one of the best free data exploration tools, helping users examine current and past search trends and hot topics to uncover on their website or blog. Powered by Google data, like the free tools from above, the Google Trends tool allows you to search across different areas and languages.

One of the best free keyword research tools, it compares the searches of further queries using graphs. If you are looking for topical suggestions, simply go to the "Trending Now" tab, select the country you are interested in, and get daily or real-time search trends.

You can also explore what people search for by adding a particular search term and specifying the location, term category, and search type. The Google Trends keyword tool also allows you to compare different search terms and topics, obtain a breakdown by subregion, and check related queries and issues.

Pricing: Using Google Trends is free.

4. SE Ranking

SE Ranking is an outstanding SEO platform that can aid you in competitor breakdown, on-page SEO, website auditing, backlink profile investigation, content editing, SERP checking, and, most importantly, keyword analysis. The platform boasts a powerful keyword generator, a go-to solution for comprehensive keyword research.

Using the SE Ranking keyword research tool, you can precisely analyze essential parameters like search volume, keyword competition, CPC, etc. Moreover, the keyword tool is backed by one of the largest raw keyword databases on the market and innovative AI-powered algorithms for calculating core keyword metrics for each keyword variation. And sSuch high-end features as SERP history, Keyword Grouper, and the opportunity to inspect your search performance across 190 countries definitely make this tool stand out.

With SE Ranking, you can assess organic and paid competitor keywords, define user search intent, check ranking dynamics, obtain related keyword suggestions, and more. Additionally, SE Ranking is one of the cutting-edge tools with an intuitive interface that allows you to manage extensive keyword data within a convenient and user-friendly dashboard. So, if you are looking for the best keyword research tool, SE Ranking is a potent option to consider.

Pricing: There are three plans, starting at $55 per month. Although SE Ranking is not a completely free tool, you have 14 days to use all its functionality for free without credit card details, which is more than enough time to get to know the platform and conduct your keyword research at no cost.

5. Semrush

Semrush is a keyword research tool with features for social media marketing, competitor analysis, content marketing, and PPC. It accelerates the growth and attraction of your internet audience. 

This is one of the top SEO tools for performing keyword research, collecting information on your competitors' tactics, auditing your blog's SEO, searching for backlinking opportunities, and more. With only one seed keyword, you can acquire 20 million keyword ideas and investigate the click potential for each suggestion. 

The Semrush keyword tool allows you to estimate keyword search volume and difficulty scores, dive into regional and global keyword performance, identify keyword gaps, and observe top keywords for a particular domain. Although the platform has dozens of valuable features for SEO keyword research, it might be too expensive, especially for small agencies and beginners.

Pricing: Semrush offers three premium plans and a free plan with limited data and functions. The cheapest one is $129.95 per month. There is also a free 7-day trial, but you need your credit card details to sign up.

6. Keyword Tool

Although KeywordTool.io belongs to freemium keyword research tools, you can use the tool to obtain relevant keyword ideas at no cost without creating an account. It provides autocomplete keyword data from well-regarded platforms, like Google, YouTube, Bing, Amazon, eBay, App Store, Play Store, Instagram, TikTok, Pinterest, and more. 

Therefore, this free keyword generator is an excellent option to boost SEO for various marketing channels. For example, choose Google Autocomplete and enter a keyword to acquire a series of long-tail keywords related to your initial input. 

Moreover, when you search for keyword suggestions on KeywordTool.io, many of the top keywords will be displayed. You can also locate Questions, Prepositions, and Hashtags for further insight.

Pricing: You can use the tool for free to find keyword ideas with autocomplete data. KeywordTool.io also offers a premium version of the tool, allowing you to access top search trends and keywords for your research. Monthly billing plans start at $89. Also, there is a 30-day money-back guarantee with no questions asked.

7. KWFinder

The next tool offers a variety of helpful features and makes it simple to locate keywords with low SEO difficulty. KWFinder is a fantastic option for beginning bloggers because of its intuitive layout, robust features, and attractive design. It provides a variety of keyword research options for uncommon keyword chances.

With KWFinder, you can search by a specific keyword or a domain and select location and language to sharpen your pursuit. In fact, the search by a domain can help to uncover competitor keyword strategies. 

This tool for conducting free keyword research allows you to check keyword difficulty and search volume and access a list of keyword ideas with autocomplete data and question-based suggestions.

KWFinder is one of the most intuitive keyword tools that offers convenient keyword filtering and sorting options and precise historical search trend insights. Additionally, you can use KWFinder to get a clear SERP overview with top pages that rank for a particular keyword. 

This feature enables you to grasp the niche competition and better understand the type of content you need to create on your website.

Pricing: The tool provides five free lookups every 24 hours. You can also get 15 related and 5 competitor keywords per each lookup. If you need more data, opt for one of the four available pricing packages, starting at €49 monthly. If premium plans don't suit your goals, there is a 48-hour money-back guarantee.

8. SEOmator

SEOmator is a free keyword research tool that assists marketers and site owners identify relevant keywords that potential visitors might use to find content related to their websites. By entering a topic or a specific keyword, this user-friendly keyword tool generates a list of related keyword ideas and essential metrics, like search volume, keyword difficulty, and CPC.

With SEOmator, you can also get valuable data insights on keywords your top niche competitors rank for and uncover keyword potential by investigating crucial metrics, like KEI or keyword effectiveness indexes, search trends, global and local monthly searches, and bid competition.

Additionally, this is one of the most reasonable tools to investigate relevant local keyword suggestions and long-tail keywords to increase your ranking chances for multiple keyword variations.

Pricing: SEOmator is free and offers basic keyword research features. If you need to deepen your analysis, choose one of the three pricing plans. The most affordable one is $49 per month. The platform provides a free 7-day trial and a 100% money-back guarantee.

9. SpyFu

Because of its extensive feature set, superior reporting, and strong content marketing and advertising support, SpyFu is one of the most well-known tools in the SEO industry. It is the perfect tool for keyword and domain analysis. The tool is made to help you study your competitors' most effective keyword strategies to gain an advantage.

With SpyFu, you can conduct in-depth keyword examination, explore website backlinks, get insights for PPC campaign optimization, obtain essential competitors' data, and more. The platform offers one of the most steadfast, free keyword research tools, allowing you to investigate multiple SERP features, advertiser and ranking history, link-building opportunities for a specific keyword, and corresponding keyword ideas to incorporate into your content. 

Moreover, among diverse free keyword tools, SpyFu stands out with a compelling keyword overview covering monthly volume, estimated clicks, similar keywords, a birds-eye view of organic search rankings, and current ads that run for a particular keyword.

Pricing: If you are starting out, you can utilize SpyFu for free with limited data and functionality, as it is a freemium tool. For more profound insights without any limitations in data and reporting, subscribe to the Basic, Professional, or Team plan. Monthly memberships start at $39. There is a 30-day money-back guarantee and easy cancellation via phone, mail, or live chat.

10. Ahrefs Keyword Explorer

Today's leading keyword research tool for content creators is Ahrefs. You may get thousands of excellent keyword suggestions, assess how difficult it is to rank for them, and estimate how much traffic they could generate. Ahrefs Keywords Explorer is powered by the world's largest third-party search query database. 

This tool provides users with a thorough keyword report and generates distinctive click metrics using clickstream data. Ahrefs Keywords Explorer delivers a detailed keyword summary with key SEO metrics, like keyword competition and search volume, local and global search performance, traffic potential, SERP features, parent keyword topic, and more. 

It is one of the top-notch tools that allows you to intensify the analysis of your niche opponents, record top-ranking pages, and evaluate your chances of beating current first-page listings. Besides, with Ahrefs, you are not limited to Google, as there is a range of other crucial platforms, like Bing or Amazon, to dive into keyword analysis and extract some great keyword suggestions.

Pricing: The free version of Ahrefs provides keyword ideas with limited data, only keyword difficulty and search volume. Choose one of four available pricing packages to investigate other essential SEO metrics, starting at $99 monthly. You can also sign up for Ahrefs Webmaster Tools, which provides free limited access to Site Explorer and Site Audit.

11. Keywords Everywhere

For Firefox and Google Chrome, Keywords Everywhere is a browser extension. It's a useful tool for keyword research that you can access directly from your browser as you put in search terms while browsing. Search engines like Google, Bing, Amazon, Pinterest, and YouTube will generate keyword information.

In addition to ChatGPT prompt templates, generating Instagram hashtags, and obtaining Pinterest search insights, Keywords Everywhere allows you to investigate traffic metrics, keyword search volume, on-page and off-page difficulty, trends charts, and other valuable data. 

Pricing: Keywords Everywhere is a freemium tool. The basic functionality is available for free. However, you can upgrade to explore more data insights. The pricing packages start at $15, billed annually.

12. Keyword Surfer

Keyword Surfer is another superior web browser extension that complements the top keyword research tools list. The Google Chrome extension displays monthly search counts, CPC, accurate keyword suggestions, and information from the most popular pages and provides relevant content suggestions. 

Moreover, this is one of the most useful tools to quickly access search data and conduct keyword research in Google Search. It allows you to bookmark the essential keywords, save them to collections for easy access, and export keyword collections as a .csv file. With Keyword Surfer, you can also streamline the process of article outline creation, as you only need a single keyword to let the tool do the legwork for you. 

The tool's functionality allows you to create ready-to-rank, fully optimized articles for users and search engines. Pick a keyword from the list of suggestions, configure your future article's style and tone of voice, adjust the generated outline, and you are all set with the content for your next marketing initiative.

Pricing: The web browser extension is free. But if you want to revive your strategy and get more data on your website's SEO performance, you can pick one of four pricing plans and access their SEO platform. Monthly billing pricing packages start at $89. There are no contracts, and you can cancel your membership anytime.

13. Soovle

Soovle is a free, fully customizable search engine collector that compiles search ideas from as many as 15 search engines, including Bing, Google, Wikipedia, Amazon, YouTube, eBay, and others. It assists you in saving your keyword recommendations and suggests the top search terms alphabetically. By swiftly comparing relevant search recommendations across numerous search platforms, you can identify fresh long-tail keywords to target.

Simply navigate to the Soovle website, select the engines you want the tool to retrieve data from, add keywords in the search box, and get accurate keyword ideas instantly. Using the Keyword Everywhere browser add-on, you can make it work with Soovle to obtain keyword search volume, competition, and CPC for each keyword from the selection.

Pricing: The Soovle tool is entirely free.

14. Answer the Public

Answer the Public pertains to effective keyword generator tools, allowing you to obtain a report with information to show the campaign's efficiency. This application supports the United States, Australia, Afghanistan, and other regions. Although you may also view the keywords in a list or download an a.csv file with the findings, the tool provides the keywords in an excellent visual layout.

The platform helps you acquire raw search insights to guess your target audience's mindset. You can uncover search data from Google, Bing, and YouTube to empower your marketing strategies and enhance content quality. 

Enter a brand or a particular product or simply specify a topic that piques your curiosity, modify country and language preferences, and fetch plenty of long-tail keyword ideas grouped as questions, prepositions, comparisons, alphabeticals, and related.

Pricing: Create an account to get three free daily searches. If you need to conduct more investigations, sign up for one of the three pricing options, starting at $9 per month. If you work individually and need only one user seat, you can buy lifetime access to the tool for $99. Each package has a free 7-day trial, and you can cancel anytime.

15. QuestionDB

QuestionDB differs from other tools for keyword research in that it displays questions users post on websites and forums rather than keywords. Nevertheless, it can help you obtain more corresponding keyword ideas that you can use to create better content that matches user search intent. The tool provides data on keyword volume and difficulty metrics.

Because of QuestionDB's enormous database of queries, you can get a more detailed understanding of what your audience is genuinely interested in. These queries are taken from a database of 48 million Reddit questions.

Pricing: The tool's free version works without creating an account and shows just a portion of the results without the search metrics. If you need more insights containing search volume and keyword difficulty data, subscribe for one of two available packages, starting at $15 monthly.

16. Growth Bar

GrowthBar is one of the most effective tools for bloggers and marketers who need ranking difficulty or keyword ideas to appear quickly in their search results. As one of the dedicated keyword research tools, GrowthBar provides estimated CPC, monthly searches, position value, and other pivotal keyword metrics. The tool shows top-ranking pages for a particular keyword and offers a list of related queries to broaden your search.

Also, a Keyword Roadmap feature allows you to explore your and your niche competitors' keywords and define the Opportunity Score that helps identify keywords with high SEO potential. Recent GrowthBar additions include the creation of content outlines, which is a unique feature. You can also view competitor profiles to access information on their backlinks, organic keywords, Google/Facebook ads, and related information.

Additionally, GrowthBar has a free Google Chrome extension for account holders. The extension is a brief version of the platform and can also work directly in Google SERPs to help you define more relevant keyword ideas.

Pricing: GrowthBar is a premium tool with Standard, Pro, and Agency pricing packages. The most affordable option starts at $48 monthly. You can save by going for annual plans. The tool is on the list due to its free 7-day trial that provides full access to the tool's functionality. You, however, need to add your credit card details.

17. Serpstat

Serpstat, which combines website analytics, a keyword research tool, SERP research, backlink analysis, rank trackers, and website audit features, is an excellent choice if you're looking for a comprehensive SEO package. It is a complete solution to make SEO more straightforward in every way.

With a list of compelling features, Serpstat's keyword tool allows you to conduct a batch analysis by comparing up to 100,000 keywords across five databases within a single report. The tool provides all the critical keyword metrics for keyword search volume, cost, competition, PPC, etc.

You can also use the Serpstat keyword tool to understand your target market, search trends and seasonality of particular topics, find content and keywords with the best performance score and obtain new ranking opportunities by investigating more relevant keyword ideas.

Pricing: Serpstat is a freemium SEO platform. You can conduct your research freely with limited data. Besides, a 7-day free trial allows you to inspect the complete list of tool features and acquire more profound data insights. To go pro, sign up for an Individual, Team, or Agency plan. The cheapest option is $59 per month.

18. Moz Keyword Explorer

Another great find to mention is the Moz Keyword Explorer. It offers pre-built, user-friendly keyword suggestions. Along with the features you'd expect from the most excellent keyword research tools, Moz's SEO tool also provides two unique data points: the Organic CTR score and the Priority score.

With this free keyword research tool, you can get a series of accurate keyword suggestions along with up-to-date search data. Moz Keyword Explorer provides SERP analysis with the top 10 organic results on Google's first page. 

Each result comes with domain authority, page scores, and the number of linking root domains to the specific page. The tool also offers keyword sorting and filtering options to help you cluster the most relevant findings according to your SEO and marketing strategies.

Pricing: You can create a free Moz account and get 10 monthly queries at no cost. If it is not enough to complete your tasks, opt for Moz Pro by selecting one of four pricing packages. The most affordable option costs $99 monthly, and you can save 20% with annual billing. Besides, there is a 30-day free trial that allows you to explore all Moz’s perks. You should provide your billing information in order to sign up for the testing period.

19. Majestic

Majestic is a comprehensive SEO tool for monitoring your website's health. It's one of the best tools for new blogs and small businesses that don't have the funds to invest in intricate SEO support.

With Majestic, you can dive into profound site analysis to investigate referring domains, website backlink profiles, link anchor text, top pages and topics, and more. The tool also allows you to generate custom reports, clearly view your search performance, and find lucrative keywords to rank for.

Majestic encloses excellent Keyword Generator, Keyword Checker, and Search Explorer tools that help you deepen keyword research and better understand your niche competition. You can start your search with a seed keyword or website, and the tools will drill you into relevant keyword ideas, keyword stats, ranking potential, and more.

Pricing: You can use Majestic for free only if you need to encounter basic information on external inbound links, referring domains, backlink breakdown, etc. Other features are available to the tool's subscribers exclusively. To subscribe, choose Lite, Pro, or API package. The Lite package is the cheapest option, starting at $49.99 monthly. Additionally, Lite and Pro plans have a 7-day money-back guarantee.

20. Long Tail Pro

This tool summarizes your keywords, focusing on how you compare to your competitors on Google's first page. Long Tail Pro’s keyword tool creates long-tail keywords for niche websites and has even gained a cult following with writers for micro-niche websites.

Long Tail Pro is one of the most valuable tools for dedicated SEO research, as you can estimate and calculate the profitability of keyword findings with the Rank Value feature, track your website rankings, and get customized recommendations on improving keyword performance for your particular domain. 

Moreover, the tool provides at least 400 long-tail keywords for a single seed keyword you enter and offers convenient keyword grouping options to help you keep things organized.

Pricing: Long Tail Pro is a premium tool without a trial or free functions to explore. However, it is on the list due to its exceptional database of long-tail keywords lucrative for SEO. You can choose from three pricing plans; the most low-priced option is $59.99 monthly. The good news is that Long Tail Pro offers a full refund if your rankings do not improve within 60 days of using the tool.

21. Keyworddit

Reddit's free keyword research tool, Keyworddit, provides a different way to tailor your keyword research to connect with your target audience. It aids you by locating keywords based on frequently requested Reddit questions. You just need to type the name of a subreddit, and the tool will provide a list of keyword suggestions that users search for.

This keyword generator is an essential keyword research tool that helps fully meet users' search intent in your business industry. It also allows you to check Google search results for all served keyword variations and ensures fast and seamless export of the keyword findings. Such features make this tool a great place to start if you are unfamiliar with a niche.

Pricing: The Reddit keyword research tool is free.

22. Keyword Tool Dominator

This tool aids in the early detection of search trends. It provides auto-complete data from Google, Amazon, YouTube, Bing, Home Depot, Walmart, Etsy, and eBay to help you find the most relevant keywords people search for on top search engines and well-regarded eCommerce marketplaces.

As a result, you can obtain lucrative product keywords to implement in your strategy and get niche-specific and long-tail keyword ideas to boost your website's SEO performance. All in all, it's a fantastic resource for multichannel marketers and sellers who wish to rank on search engines beyond Google and the others.

Pricing: There are two daily free keyword searches. If you need more space to unwind, go premium by choosing Amazon, Bing, Etsy, eBay, Google, Google Shopping, Walmart, YouTube, or the Home Depot keyword tool. The lifetime access costs $44 per tool. If you need multiple options, go for bundles. The eCommerce bundle includes six tools and costs $68 as a one-time payment. And the entire tool kit of 9 keyword tools is $88.

23. Ubersuggest

Ubersuggest completes the list of free keyword research tools that provide efficacy and accurate data insights. With its free edition, Ubersuggest delivers a wide range of information.

It shows the search volume, SEO difficulty, paid difficulty, and CPC when you enter a seed keyword or phrase. You can also use the tool to acquire domain data, investigate top-performing pages and backlink information, and obtain some unique content ideas. The Ubersuggest extension will give you helpful information about a specific keyword search on Google, YouTube, Amazon, and other websites.

Pricing: You can use the Ubersuggest browser extension at no cost, and the free edition of the Ubersuggest web tool provides three complimentary daily searches for keyword analysis. Select one of three pricing packages with monthly and lifetime payment options if you want to upgrade. Each plan has a 7-day free trial, and the lifetime packages enclose a 30-day money-back guarantee.

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Master All SEO Tools 

Reliable and efficient keyword research tools are paramount to empowering your SEO and marketing strategies, saving time and resources, managing team workloads, automating cumbersome SEO workflows, and monitoring your search engine optimization outcomes.

Fortunately, there are result-driven tools for keyword analysis that don't cost a fortune. The list of free keyword research tools from the above will help you find the most suitable option to handle your essential SEO tasks.

Our Advanced Search Engine Optimization course will transform you into a full-stack SEO professional driving sustained growth in your website’s most critical marketing channel. You will master the many facets of SEO like keyword research, technical SEO, link building, analytics, and much more with this SEO training course. Start your learning journey now!