13 Free Keyword Research Tools Every Marketer Should Know

Discover the importance of keyword research in SEO. Explore 13 free tools for finding the best keywords to boost your online presence. Optimize your strategy today!

When it comes to optimizing your website for search engines, keyword research is the foundation of success. It’s the process of identifying the words and phrases that potential customers use to search for products, services, or information online. Armed with this knowledge, you can create content that resonates with your audience and improves your website’s visibility on search engine results pages (SERPs).

The good news is that you don’t always have to break the bank to access powerful keyword research tools. In this article, we’ll introduce you to 13 free keyword research tools that every marketer should be aware of. Whether you’re an SEO professional, a content creator, or a digital marketer, these tools can be invaluable in helping you discover high-potential keywords and boost your online presence.

13 Free Keyword Research Tools

1. Google Keyword Planner

Keyword Research Tools for Free: Google Keyword Planner is one of the most well-known and widely used free keyword research tools. While primarily designed for Google Ads advertisers, it offers valuable insights into keyword search volume, competition, and suggested keyword ideas. This makes it an essential resource for SEO professionals looking to optimize their website content.

2. Ubersuggest

How to Find SEO Keywords for Free: Ubersuggest is a comprehensive keyword research tool that goes beyond the basics. It provides keyword suggestions, search volume data, keyword difficulty scores, and competitive analysis. Content creators, SEO experts, and marketers can use Ubersuggest to uncover long-tail keywords and gain insights into keyword trends.

3. AnswerThePublic

Research Keywords Free Tools: AnswerThePublic takes a unique approach to keyword research by focusing on user intent. It provides a visual representation of questions and phrases related to a keyword, helping content creators understand what queries users have in mind. This is invaluable for content ideation and ensuring your content addresses user needs effectively.

4. Moz Keyword Explorer

SEO Research Tools: Moz’s Keyword Explorer is a comprehensive keyword research tool that offers more than just basic keyword data. It provides insights into keyword difficulty (how hard it is to rank for a keyword), organic click-through rates (CTR), and a detailed SERP (search engine results page) analysis. While some of its advanced features require a Moz subscription, the free version offers valuable insights.

5. Keyword Surfer

SEO Keyword Research Tools: Keyword Surfer is a browser extension for Google Chrome that enhances your keyword research experience. It integrates directly into Google search results and displays search volume, similar keywords, and backlink data for the keywords you search for. It’s a quick and handy tool for on-the-fly keyword analysis.

6. SpyFu

Free SEO Tools for Keyword Research: SpyFu is primarily a competitive research tool that allows you to uncover your competitors’ most profitable keywords. It provides insights into both paid and organic search strategies, helping you refine your own keyword and advertising strategies based on what’s working for others.

7. Keywords Everywhere

How to Find SEO Keyword: Keywords Everywhere is a browser extension that enhances keyword research by displaying keyword volume, CPC (cost per click), and competition data directly in Google search results. It simplifies the process of assessing keyword potential and competitiveness.

8. Soovle

Free SEO Keyword Search: Soovle is a unique keyword research tool that aggregates keyword suggestions from multiple search engines, including Google, YouTube, Bing, Amazon, and more. It provides a comprehensive view of keyword variations, making it a versatile tool for exploring diverse keyword opportunities.

9. KeywordTool.io

Keyword Research Free Tools: KeywordTool.io is a keyword research tool that generates keyword ideas from various platforms, including Google, YouTube, Bing, Amazon, and more. It helps users discover keywords specific to different search engines and e-commerce platforms, making it versatile for various purposes.

10. SEMrush Free Version

Free Tools for Keyword Research: SEMrush is a comprehensive SEO suite, and while its free version has limitations, it still offers valuable keyword research capabilities. Users can explore keyword ideas, competition levels, and traffic potential within the free version, making it a useful tool for those on a budget.

11. Ahrefs Keywords Explorer

Free SEO Keyword Research Tools: Ahrefs is a powerful SEO tool, and its Keywords Explorer offers advanced keyword research features. While it provides a 7-day trial for $7, it allows users to access keyword ideas and perform competitor analysis, making it a valuable resource for SEO professionals.

12. SERPStat

Free SEO Keyword Search Tools: SERPStat offers a free version with essential keyword research features. It provides data on search volume, keyword difficulty, and related keywords. It’s suitable for those looking to explore keyword opportunities without committing to a premium subscription.

13. Keyword Sheeter

Keyword Research Software: Keyword Sheeter is a tool designed for generating keyword ideas in bulk. It’s particularly useful for creating extensive lists of keywords for SEO campaigns. Users can quickly generate and download keyword lists for further analysis and optimization.

Why is Keyword Research Important?

Now that we’ve introduced you to these valuable keyword research tools, let’s take a moment to understand why keyword research is essential for your digital marketing and SEO efforts.

1. Improved Visibility: Keyword research helps you identify the terms your target audience is using to search for information. By optimizing your content for these keywords, you increase the chances of your website appearing on the first page of search engine results, improving your visibility and attracting more organic traffic.

2. Better Content Relevance: Understanding user intent through keyword research allows you to create content that directly addresses your audience’s questions and needs. This results in more relevant and valuable content, which can lead to higher engagement and conversions.

3. Competitive Advantage: Knowing which keywords your competitors are targeting can provide you with a competitive edge. You can identify gaps in their strategies and capitalize on opportunities they may have missed.

4. Effective Paid Advertising: For businesses running paid advertising campaigns, keyword research ensures that your ad budget is spent efficiently. By selecting the right keywords, you can reach a highly relevant audience, improving your click-through rates and conversion rates.

5. Content Ideation: Keyword research often reveals related topics and questions that your audience is interested in. This can serve as a valuable source of content ideas, helping you create a diverse and engaging content strategy.

6. Long-Term Strategy: Keyword research is not a one-time task. It’s an ongoing process that helps you adapt to changes in user behavior and search engine algorithms. By continuously monitoring keyword trends, you can stay ahead of the competition.

In conclusion, keyword research is a crucial step in any successful digital marketing and SEO strategy. It forms the basis for understanding your audience, optimizing your content, and staying competitive in the online landscape. By utilizing the free keyword research tools mentioned in this article, you can take the first step toward improving your online presence and achieving your marketing goals.


What’s the best free keyword research tools?

Some of the best free keyword research tools include Google Keyword Planner, Ubersuggest, KeywordTool.io, and AnswerThePublic.

Is Semrush Keyword Tool free?

SEMrush offers a limited free version, but its full range of features and data is available through paid subscriptions.

What are 4 tools that you can use to leverage YouTube keyword research?

Four tools for YouTube keyword research include Google Keyword Planner, YouTube’s built-in keyword suggestion feature, TubeBuddy, and VidIQ.

How do I find free SEO keywords?

You can find free SEO keywords using tools like Google Keyword Planner, Google Trends, and by exploring online forums, social media discussions, and customer feedback.

Is Google Keywords free?

Google Keyword Planner is free to use, but you may need to have a Google Ads account to access some of its features.

How do I find high CPC keywords?

To find high CPC (Cost Per Click) keywords, you can use tools like Google Keyword Planner, SEMrush, Ahrefs, or other keyword research tools that provide CPC data.

Can I use Semrush for YouTube?

Yes, SEMrush offers features for YouTube keyword research and competitor analysis, making it suitable for YouTube SEO.

Does YouTube have a keyword tool?

YouTube no longer has a dedicated keyword tool, but you can use YouTube’s built-in keyword suggestion feature when uploading videos.

Is VidIQ free?

VidIQ offers both free and paid versions, with the paid version providing additional features and benefits for YouTube creators and marketers.

What keywords to use on YouTube?

When selecting keywords for YouTube, consider using relevant and descriptive keywords that match your video’s content. Focus on long-tail keywords and phrases that your target audience is likely to search for.

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