Keyword Research Tool: Discover the Top 6 Free Tools for 2024
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Keyword Research Tool: Discover the Top 6 Free Tools for 2024


The digital world is full of keyword research tools, each designed for various needs—from beginners to experts. These tools range from basic to valuable, giving you options to choose from.

Top-notch keyword research tools can do more than just make things easier. They can transform your workflow by simplifying keyword targeting. They provide essential data for better rankings, without draining your resources.

Having worked with various clients using different keyword tools, I’ve seen the best and worst. This highlights the importance of picking the right keyword planner. After testing over 70 free keyword tools, I’ve identified the top five. These options excel in different areas, catering to a variety of needs.

What makes the best keyword research tool?

The pursuit of the best keyword research tool is rooted in the necessity to discover the most pertinent and impactful keywords that can elevate your SEO strategy. Such a tool possesses distinct attributes that set it apart among the diverse array of tools for keyword research.

  1. Comprehensive Data: Exceptional keyword research tools provide an extensive spectrum of data, encompassing factors such as search volume, competition levels, and historical trends. This wealth of information facilitates informed decision-making regarding which keywords to prioritize.
  2. Competitor Analysis: A superior best keyword research tool transcends basic keyword suggestions. It empowers you with the capability to dissect your competitors’ keyword strategies, offering insights into their tactics and enabling the identification of untapped prospects.
  3. User-Friendly Interface: Usability plays a pivotal role. The finest tools boast interfaces designed for effortless navigation and interpretation of data, catering seamlessly to both newcomers and seasoned SEO experts.
  4. Accurate Metrics: Precision is of utmost importance. A reliable keyword research tool provides metrics with a high degree of accuracy, ensuring that the insights shaping your strategy are trustworthy and dependable.
  5. Long-Tail Keyword Suggestions: Top-tier tools excel in not only delivering primary keyword options but also presenting an array of long-tail keyword suggestions. These specific phrases possess the potential to attract highly targeted traffic and drive conversions.
  6. Integration with Other Tools: The synergy achieved through seamless integration with other SEO and content management tools enhances the potency of the best keyword research tool. This integration streamlines workflow and augments overall efficiency.
  7. Regular Updates: The digital landscape is in constant flux. Leading keyword research tools undergo regular updates to reflect the latest trends, ensuring that your strategy remains contemporary and effective.

In the dynamic realm of Search Engine Optimization (SEO), staying ahead requires strategic finesse. Among the pivotal facets of any successful SEO strategy is keyword research – the process of pinpointing pertinent keywords that steer targeted traffic to your website. This is where the efficacy of keyword research tools comes into play, furnishing you with insights that are paramount for navigating the digital landscape efficiently.

The best free keyword research tools at a glance

Aspect Google Keyword Planner Ahrefs SEMrush Ubersuggest
Keyword Database Extensive Vast Comprehensive Broad
Search Volume Data Available Accurate Precise Available
Competitor Analysis Basic In-depth Detailed Basic
Keyword Difficulty Basic Estimations Detailed Scoring Comprehensive Basic
Content Gap Analysis Not Available Available Available Not Available
Learning Curve Low Moderate to High Moderate to High Low
Price Free (Limited Features) Paid Paid Free/Paid
Emphasis on Organic Search Yes Yes Slightly Yes
Integration with Ads Integrated with Google Ads Not Available Integrated with Google Ads Not Available

The Best Free Keyword Research Tools

1. Google Keyword Planner: The Keystone

Google’s Keyword Planner stands as a foundational tool for keyword research for those venturing into the realm of keyword research. It not only dispenses keyword ideas but also furnishes data on search volume, competition intensity, and even the cost-per-click for paid advertising. Its integration with Google Ads renders it a vital point of embarkation.


  • Comprehensive Keyword Suggestions: Google Keyword Planner leverages Google’s vast search database to provide a wide range of keyword suggestions related to your topic or industry.
  • Search Volume Data: The tool offers estimates of monthly search volumes for keywords, helping you gauge their popularity and potential reach.
  • Keyword Trends: Google Keyword Planner provides historical data, illustrating how keyword interest has evolved over time, aiding in long-term campaign planning.
  • Cost-Per-Click (CPC) Insights: Particularly beneficial for advertisers, the tool offers information about the average cost-per-click for keywords in Google Ads campaigns.
  • Geographic Targeting: It allows you to refine your keyword research based on specific geographic locations, helping localize your content and campaigns.


  • Focus on Paid Advertising: Google Keyword Planner is designed primarily for Google Ads campaigns, potentially leading to less accurate insights for organic search and SEO purposes.
  • Limited Competitor Analysis: While it indicates keyword competition, the tool provides only a basic overview, lacking the depth needed for detailed competitive analysis.
  • Broad Search Volume Ranges: The search volume data is presented in ranges, making it challenging to precisely determine the popularity of specific keywords.
  • New Keyword Data Delay: For newer keywords, there might be a delay in receiving accurate search volume data, impacting timely decision-making.
  • Minimal Long-Tail Keyword Insights: The tool might not adequately cover long-tail or highly specific keywords, which are essential for targeting niche audiences.

2. Ahrefs Keyword research tools : Revealing Hidden Treasures

In the sphere of SEO, Ahrefs commands a formidable presence, and its best keyword research tool is no exception. Going beyond mere suggestions and metrics, Ahrefs bestows you with a competitive edge by divulging the keywords for which your competitors hold rankings. Armed with this invaluable intelligence, you can hone your strategy to seize opportunities that might be overlooked by your rivals.


  • Comprehensive Keyword Database: Ahrefs boasts an extensive database of keywords, enabling you to explore a wide range of options for your campaigns.
  • Accurate Search Volume Data: The tool provides precise search volume data, offering insights into the popularity of keywords over time.
  • Keyword Difficulty Analysis: Ahrefs evaluates the difficulty of ranking for specific keywords, helping you prioritize keywords that are achievable within your current SEO strategy.
  • Competitor Analysis: A standout feature of Ahrefs is its ability to reveal the keywords your competitors are ranking for, providing valuable insights into their strategies.
  • Content Gap Analysis: Ahrefs identifies keywords your competitors are targeting but you’re not, offering opportunities to expand your keyword portfolio.


  • Learning Curve: Due to its extensive features, Ahrefs might have a steeper learning curve, requiring time to fully grasp its capabilities.
  • Higher Price Point: Ahrefs’ comprehensive features come at a cost, which might be higher compared to some other keyword research tools.
  • Limited Free Plan: While Ahrefs offers a trial, its full functionality requires a subscription, limiting access for those seeking free tools.
  • Occasional Keyword Difficulty Inaccuracy: The difficulty score might occasionally misjudge the actual effort required to rank for certain keywords.
  • Focus on Organic Search: Ahrefs is primarily geared towards organic search research, which might be less beneficial for those focused on paid advertising.

3. SEMrush: Holistic SEO Arsenal

SEMrush presents a suite of top keyword research tools tailored to ensure your dominance in the SEO landscape. Its keyword research tool is a jewel within this arsenal. By affording insights into organic search volume, paid search data, and interrelated keywords, SEMrush empowers you to make judicious, data-driven determinations that impact your website’s efficacy.


  • Extensive Keyword Database: SEMrush provides access to a vast repository of keywords, allowing you to explore a wide range of options for your campaigns.
  • Competitor Analysis: One of SEMrush’s standout features is its ability to analyze competitors’ keywords, aiding in identifying strategic opportunities.
  • Keyword Difficulty Evaluation: SEMrush assigns a keyword difficulty score, helping you gauge the feasibility of ranking for specific keywords.
  • Traffic Estimations: The tool offers traffic estimations for specific keywords, providing insights into potential visibility and audience reach.
  • Topic Research: SEMrush’s topic research tool assists in finding related keywords and content ideas, aiding in comprehensive campaign planning.


  • Learning Curve: Due to its comprehensive features, SEMrush might require some time to fully master, especially for beginners.
  • Higher Price Point: SEMrush’s full suite of features comes at a cost, which might be a factor for those on a tight budget.
  • Overwhelming Data: The abundance of data might be overwhelming, requiring careful navigation to extract relevant insights.
  • Emphasis on Paid Advertising: While versatile, SEMrush leans slightly towards paid advertising insights, which might be less useful for those focusing solely on organic search.
  • Limited Free Plan: While SEMrush offers a free trial, its full capabilities necessitate a subscription, limiting access for users seeking free tools.

4. Moz Keyword Explorer: Unearthing Ranking Potential

Moz’s Keyword Explorer is a goldmine for unearthing fresh keywords. Its unique facet is the “Keyword Difficulty” score, which gauges the challenge in ranking for a particular keyword. This feature guides you to invest your efforts in keywords that offer optimal returns on investment.


  • Comprehensive Keyword Data: Moz offers an extensive keyword database, enabling diverse research options.
  • Keyword Difficulty Analysis: The tool assesses keyword difficulty, aiding in strategic keyword targeting.
  • Competitor Analysis: Moz helps unveil competitor keywords, revealing potential opportunities.
  • SERP Analysis: It provides insights into Search Engine Results Pages (SERPs) for better understanding.


  • Learning Curve: Moz might require time to master due to its feature-rich interface.
  • Higher Price Point: Its full functionality comes at a cost, which might impact budget-conscious users.
  • Limited Free Access: Free access is restricted, requiring a subscription for comprehensive usage.
  • Focus on Organic Search: Moz primarily caters to organic search, which may not suit paid advertising needs.

5. Ubersuggest: Where Simplicity Meets Effectiveness

Ubersuggest, an offspring of Neil Patel’s ingenuity, is a user-friendly tool for keyword research catering to both neophytes and seasoned SEO professionals. It dispenses keyword recommendations, search volume statistics, and even content ideas rooted in high-performing pages. Ubersuggest’s simplicity renders it an ideal point of commencement for those nascent in the realm of keyword research.


  •  UserFriendly Interface: Ubersuggest boasts an intuitive interface, ideal for beginners.
  •  Keyword Suggestions: It provides a range of keyword ideas for effective research.
  •  Competitor Analysis: Ubersuggest helps uncover competitor keywords, aiding in strategy.
  •  Content Ideas: The tool suggests content topics for comprehensive planning.


  •  Limited Features: Compared to some tools, Ubersuggest might lack advanced functionalities.
  •  Less InDepth Metrics: It might offer fewer detailed metrics for advanced analysis.
  •  Free Plan Restrictions: While offering a free plan, certain features are restricted.
  •  Focus on Simplicity: Ubersuggest leans towards simplicity, which may not suit all users.

In Conclusion

Keyword research tools serve as guiding stars, illuminating your path toward SEO triumph. By harnessing their insights, you harmonize your content and website optimization with the active queries of your target audience. Whether your aim is to elevate organic traffic, amplify user engagement, or optimize conversions, these tools for keyword research will be your unwavering companions on your journey to digital eminence. Thus, equip yourself with the apt keyword research tool, and embark on a quest to conquer the digital realm, one strategically optimized keyword at a time.

Jagdish Prajapat
Jagdish Prajapat
Jagdish Prajapat is a professional digital Marketer & SEO expert in India with the idea of digitizing the way brand talk to people. I breathe digital, think digital and talk digital. Connect with me on my Official Facebook and Linkedin Profile.

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