15 Best Free Keyword Research Tools
Without keyword research tools, finding the right terms to incorporate into your blog or online store content to help it rank on search engine results pages (SERPs) would be like throwing darts in a dark room. Every once in a while, you would hit the target, but many darts would land on the floor.
Keyword research tools facilitate your SEO planning in multiple ways. They can help you generate keyword ideas, reveal how many people actively use a search term, identify trends, and show you how much competition you face to rank for a specific phrase.
- Find keyword ideas that people are searching for
- Check their ranking difficulty
- Figure out the best way to rank
In this post, you’ll learn how to do these tasks with nine free keyword research tools.
Free keyword research tools
There are a surprising number of fantastic free tools you can use to gather vital information for marketing and SEO. Here are 15 free keyword research tools that are easy to use and full of valuable data.
Some are powerful keyword generators for Google and other search engines. Others provide targeted data for e-commerce websites like eBay, Etsy, and Amazon. The most comprehensive of these tools include essential SEO data like the monthly search volume and intensity of competition for your target terms.
Below are descriptions of what you can accomplish with each free keyword research tool, as well as their benefits and drawbacks.
1. Keyword Tool
Although KeywordTool.io is a freemium keyword research tool, they provide free keyword ideas. Using Google Autocomplete, the tool will provide long-tail keywords when you enter a keyword. When you search for keyword suggestions on KeywordTool.io, a good amount of the top keywords will be displayed. You can also locate Questions, Prepositions, and Hashtags for further insight.
2. 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.
3. Keyword Surfer
Keyword Surfer is a newer tool that plugs right into the Chrome web browser. When it’s on, results automatically display on the right side of your results page each time you enter a search term.
The data delivered by Keyword Surfer includes:
- Keyword ideas with their volume
- Cost per click (CPC) for each search term
- Pages that rank for the term you entered
- Traffic to pages ranked 1 through 10 for that term
It’s a highly efficient keyword research tool and delivers results as you use your web browser. As a new tool, there may be some kinks to work out. Data delivered by the plugin can sometimes differ from data supplied by other Google search tools. However, it’s a fast and easy way to get content ideas.
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 SEO tool performs your keyword research, collects information on the tactics your competitors are employing, audits your blog’s SEO, searches for backlinking chances, and does much more.
QuestionDB is an excellent blog topic idea generator. It pulls from several question-and-answer websites, including Reddit and Quora, to give you questions people are actively asking related to your keywords.
The free version of the tool allows unlimited searches without registering for an account. You can download your results with a single click.
You have the option to display the source link for each question. This allows you to review additional details about how people are framing their questions. You can also review the answers. QuestionDB also displays related topics mentioned in the questions.
6. Google Trends
This free data exploration tool can explore and examine current and past search trends. This tool allows you to search across different areas and languages. Being one of the best free tools for keyword research, it compares the search of further queries using graphs.
7. Keyword Sheeter
Keyword Sheeter pulls autocomplete results from Google. It delivers real-time data on what people are typing into the search engine.
If you want to generate a long list of keyword ideas fast, Keyword Sheeter is an excellent choice. It pulls about 1,000 ideas per minute, and exporting your list is free.
It’s a simple and powerful resource to identify ideas for blog topics. However, the free features of Keyword Sheeter do not include search volume or data on how competitive it is to rank for a phrase.
8. 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. When you utilize search engines like Google, Bing, Amazon, Pinterest, and YouTube, it will generate keyword information.
Ubersuggest provides a wealth of information with its free version. When you enter a search term, it displays the search volume, SEO difficulty, paid difficulty, and CPC.
Immediately beneath that display, it identifies the number of backlinks you would need to rank on the first page of Google for that keyword phrase.
As you scroll down, you can view lists of keyword ideas and page content ideas.
The list of page content ideas displays related blog titles. At a glance, you can see how many people click on and share each article. You can export most of your data reports to CSV to save and sort. Ubersuggest provides a free Chrome extension to see data right on the SERP easily.
10. Growth Bar
GrowthBar is a fantastic tool for bloggers and marketers who need ranking difficulty or keyword ideas to appear quickly in their search results. Recent 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.
11. Moz Keyword Explorer
Moz Keyword Explorer is an attractive and well-laid-out keyword research tool. You can see monthly volume, organic difficulty, organic click-through rate (CTR), and a priority score for each search term.
The organic CTR displays how many people who use the term follow through and click on one of the results. The priority score aggregates the difficulty, opportunity, and volume to show you in a simple score how likely you are to rank for that keyword phrase.
Keyword Explorer delivers a long list of keyword suggestions for each term, with monthly search volume and relevancy.
The SERP analysis, also included with the free search results, gives you 10 specific pages that rank for your target keyword. You can see their title, URL, page authority, domain authority, number of backlinks to the page, and the number of backlinks to the root domain. It’s easy to download results into a spreadsheet.
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 in alphabetical order. You can identify fresh long-tail keywords to target by swiftly comparing relevant search recommendations across numerous search platforms.
AnswerThePublic is a great place to see raw search insights. After you enter your search term(s), it displays the questions people are asking related to that topic. The results are shown in a graphic display with all the who, what, where, when, why, and other questions users ask.
It’s a powerful way to generate keyword ideas and see what your potential customers actually want to know. You can download the data as a graph or a list.
There is one con for this tool: With a limit of 3 free searches a day, you have to be thoughtful about each phrase you search.
14. Keyword Tool Dominator
Keyword Tool Dominator helps you identify search trends as they happen. It brings you the autocomplete databases from Google, YouTube, Amazon, Walmart, Bing, Etsy, and eBay to uncover up-to-date keywords and search terms.
It’s an outstanding resource for sellers and multichannel marketers who want to rank more than Google or other search engines.
The downside of this fast and easy-to-use tool is the free version limits you to 2 searches a day. For more queries, you’ll need to pay for a plan.
Because of its extensive feature set, superior reporting, and strong support for content marketing and advertising, SpyFu is one of the most well-known names in the SEO industry. It is the perfect tool for keyword and domain research. SpyFu is made to help you study your competitors’ most effective keyword strategies to gain an advantage.