Best Keyword Research Tools for Better SEO

Are you searching for the best keyword research tool for better SEO?

Keyword research is a very important phase of SEO. As it helps you to find, analyze, and use the words that the users are looking for in their search engines for asking queries.

In this article, we’re going to mention the importance of keyword research for your SEO. And also, we’ll mention the 15 best free and paid keyword research tools for your next SEO campaign.

Now, let’s go through the best keyword research tools for better SEO.

What is a Keyword Research Tool?

In simple terms, it’s a tool that helps you discover keyword ideas that your targeted audiences are searching for on search engines. These tools make it straightforward for finding your SEO keywords.

Likewise, it also helps you to find content ideas then based on that you simply can plan your content strategy. Also, you can use it for competitive analysis where you’ll search for keywords that they’re ranking for. Then, you can also create and improve your content strategy with those keywords and steal their traffic.

Hence, it’s really important to use effective keyword research tools because it doesn’t only help you to determine popular keywords. But it also helps in ranking well in a search engine for specific topics and helps to promote your products.

Why Keyword Research is Important?

Why Keyword Research is Important?
Why Keyword Research is Important?

Keyword research is one of the most important parts of SEO. Because it helps you to determine what people are typing into search engines. Without it, other factors like on-page optimization, and SEO-friendly content associated with SEO can’t be achieved. Since keyword research is the basic foundation of SEO.

Let us consider that you’re trying to write a piece of writing on any topic. The very first thing you’d always wish to understand is what piece of information your audience would really like to read or how would they use it. Also, what kind of audiences would be there reading your article. Hence, these pieces of information can be gathered through keyword research.

Secondly, you could use it to understand with whom you’re competing. This means that it’ll help you study who appears on top of SERPs and in what format. And keyword research makes it easier to explain whether it’s worth targeting a keyword or not.

Lastly, it also helps you to understand the ongoing trends. For instance, you can Google Trends to see when people look for that specific keyword. You can also see how much popularity it gained over a 5 years period. So, you can use this information to plan your content or perhaps make your marketing strategy.

If you want to know more about SEO and how to brainstorm for keywords, please check out A Complete Guide to SEO for more detail.

Best Keyword Research Tools for Better SEO in 2021

1. SEMrush

SEMrush Keyword Research Tool
Popular Keyword Research Tool SEMrush

SEMrush is a powerful SEO suite that comes with a comprehensive set of tools to carry out keyword research.

This is a convenient tool if you would like to find organic keywords, and do comprehensive research and analysis. Also, it helps you find which keywords your competitors are using to rank better on SERP.

Likewise, it’s easy to use because it provides you with plenty of organized data with volumes which is easy to understand. Therefore, it is a very popular tool among professional SEO experts, marketers, bloggers, and all sizes of businesses.

Key Features:

  • Easy to learn and use.
  • Also, known as an all-in-one marketing toolkit.
  • Bulk Analysis – This allows you to do keyword research up to 100 keywords at a time.
  • Provides you with keyword difficulty analysis and organic traffic insights.
  • SERP Breakdown Analysis – Provides up-to-date data on your top 100 competitors along with their backlinks and their organic position on the SERP. 
  • Also, allows you to do keyword analysis based on geographical location.

Pricing: Free or $119.95/month.

2. Ahrefs

Ahrefs' Keyword Explorer

Ahrefs is another preferred keyword research tool which is an all-in-one SEO toolset. It’s the best alternative to SEMrush because it offers many similar tools and features.

You can use it to get keyword ideas for your content by simply entering a keyword into a search bar. Then, it’ll show you an entire list of keyword suggestions that you simply can work with.

The best part about this tool is that it gives you full in-depth information on each keyword. Also, you can choose the data from various platforms to get some ideas. For example, you can look into question-based keywords or any variation of your targeted keywords or phrases in any order.

Key Features:

  • Keyword Generator – Helps to generate ideas for Google, Bing, and other search engines.
  • Gives you an accurate keyword difficulty score
  • Helps to produce organic search and reports.
  • Provides free learning materials and a strong community and support.
  • Also, offers backlink analysis, SEO site audit, and more.

Pricing: $99/month.

3. Google Search Console

Google Search Console

Google Search Console is a free Google keyword research tool that helps you measure your website’s search traffic and performance. It shows you plenty of data about the keywords that you already rank for.

Besides that, it also fixes issues and helps to make your website shine in Google Search results too. It also can help you to get more content ideas for your website.

Similarly, you can combine your Google Search Console and Google Analytics accounts. This will easily help you get in-depth keyword-related data. Therefore, it’s an under-rated keyword research tool but it’s quite powerful.

Key Features:

  • Search Analytics – Analyze your website’s impression, clicks, and position on Google Search.
  • Also, shows you which keywords your website is ranking for an average position.
  • Helps you submit your sitemaps and individuals URLs for crawling.
  • Gives you an alert in case of any issues and fixes those issues too.
  • Comes with Search Console Training video tutorials in case you need one.

Pricing: Free.

4. Ubersuggest

Ubersuggest Keyword Planner by Neil Patel

Ubersuggest is a free keyword research tool that was acquired by entrepreneur Neil Patel in 2017. He then significantly improved it and made it a part of Neil Patel’s website.

This tool is popularly known for its extremely user-friendly interface. As it gives you plenty of suggestions associated with the keywords along with the top 100 Google results for that keyword.

Similarly, it also gives you content ideas about what to write in order that you can get the most social shares and backlinks in your niche. Also, it shows you the number of search volumes, SEO difficulty, paid difficulty, and CPC monthly search.

Key Features:

  • Using a free version of Ubersuggest, you’ll get 3 free daily searches.
  • Presents you with the top 100 SERPs for every searched keyword.
  • Also, provides search volume numbers for different keyword suggestions.
  • You can measure Keyword Difficulty based on paid difficulty (PD) for the pay-per-click (PPC) and SEO difficulty (SD) for the rankings.
  • You can export the data report either by exporting to CSV or copying it to the clipboard.  
  • Also, displays competition scores.

Pricing: Free.

5. AnswerThePublic


AnswerThePublic is one more free keyword finder that allows you to find long-tail keywords based on your seed keywords. you can view the keywords results either in questions, prepositions, or comparison format.

For example, if you entered, “apple inc” as a keyword. Then it’ll show you all possible outcomes like “how apple inc was founded”, “apple inc for the investor”, “apple inc vs Samsung”, etc.

Hence, this tool is a great tool to have with you because it’s considerably easy to use and free. Also, you don’t need to create an account to use it just like the rest of the tools.

Key Features:

  • You can view your results in either visualization or data form.
  • User-friendly and beginner-friendly.
  • Provides you instant and raw search insights, directly from the mind of your customers.
  • It’s a perfect tool for finding long-tail and LSI keywords for your content.
  • Also, gives you autocomplete data from search engines like Google for greater content ideas.

Pricing: Free.

6. Google Ads Keyword Planner

Google Keywords Planner

Google Keyword Planner is another popular Google keyword research tool that provides you with keyword ideas from Google itself. It’s a wonderful tool for advertisers who are looking to run their ads on Google.

To use this free tool you initially got to have a Google Ads account. Although you would possibly need to enter your payment details you don’t need to buy anything or get to run any campaigns.

Likewise, you can enter up to 10 seed keywords while searching for new ideas. Also, with this, you can find search volumes, Google Ads competition, and CPC data for search terms.

Key Features:

  • Free to use.
  • Extremely beginner-friendly and easy-to-use.
  • Perfects for advertisers for finding keywords for ad targeting. 
  • Helps you find keywords with higher search volumes.
  • Provides accurate search volume directly from Google.
  • Also, easily integrates with Google Ads.

Pricing: Free.

7. Google Trends

Google Trends

Google Trends is a free Google keyword research tool that shows the relative search popularity of keywords over a period. You can see how that specific keyword is trending in various regions around the world.

This is an ideal tool if you’re running a business, and you would like to scale up your sales. For instance, if you’re trying to sell, “gift cards” and you would like to understand what’s the best time for the sale. Then, you’ll use Google Trends and may see the popularity spike of that product over a 5 years time. And based on that you simply can make your strategy on when and how you should sell your gift cards.

Likewise, you can use it to compare two or more search queries at the same time. Also, it provides you with search options to see the data from Google Image, News Search, Google Shopping, and YouTube.

Key Features:

  • Free and user-friendly.
  • Helps you find new keywords and search trends.
  • You can use it to compare two or more keywords at the same time.
  • Also, you can plan your content calendar based on its queries.
  • Provides you a popularity map with real-time data from Google.
  • Allows you to see keyword popularity in different geographical regions.

Pricing: Free.

8. Keyword


Keyword Tool is another SEO tool for keyword research which is the best alternative for Google Keyword Planner. Unlike Google Keyword Planner, you don’t need to create an account or pay money to use this tool.

This tool helps you find great keywords using Google autocomplete for keyword research just like Ubersuggest. It gives you keywords ideas in the form of suggestions, questions, and prepositions. Also, it gives you suggestions for long-tail keywords.

Similarly, it’s very easy to use as you only need to enter the word within the search box and press “Enter.” Then it’ll immediately offer you hundreds of long-tail keyword suggestions for your main keyword.

Key Features:

  • Simple to use without any hassle.
  • Gives you a separate keyword tool to find keywords for different search engines like Google, Bing, Amazon, and YouTube.
  • It gives you keyword suggestions directly from Google Autocomplete.
  • Helps you to find long-tail keywords for SEO.
  • Also, allows you to download the data in CSV and Excel format.

Pricing: Free.

9. Soovle


Soovle is one of the best free keyword finders out there within the market. Because it gives you suggested keyword ideas from multiple channels like Google, YouTube, Bing, Wikipedia, Amazon, and more.

The best thing about this is that you simply get everything in one place. That way, you don’t need to roam around multiple sections to seek out keyword ideas. Hence, in this way, it saves some time and energy.

Likewise, you can save your favorite keyword ideas in Saved Suggestions with their simple drag-and-drop feature.

Key Features:

  • 100% free and user-friendly.
  • There are no options to filter data as everything you get in a single go without any hassle.
  • Also, allows you to pick your favorite keywords from any of the websites and save them into Soovle Suggestions.
  • You can download the data in the sheet separately or you can either email or get it printed directly.
  • Also, you can get keyword suggestions from e-commerce websites like eBay, Amazon, Walmart, etc.

Pricing: Free.

10. SpyFu

SpyFu - Keyword Research Tool

SpyFu is the best tool for analyzing your competitor’s website and based on that you simply can make your strategy and stay before the competition. Also, you don’t need to log in to use it as you can try it out for free.

However, if you would like to look at more than one website, then you’ll need to create an account that is free and log in. At the same time, you only need to type the URL of the website, and it’ll show you the results immediately.

Similarly, in the case of keyword research, you only enter the keyword, and it’ll show you all the details about it. like it includes monthly volumes, estimated clicks, top Google Ads buy recommendations, inbound links, and more. 

Key Features:

  • Helps to understand your competition and find new areas to invest in.
  • Keep the track of your keywords ranking. 
  • Also, displays graphic images for the organic and paid competition based on shared keywords.
  • Helps to build better connections to generate more sales leads.
  • Give you the best recommendation on those keywords that you’re missing out on.
  • Also, provides you with additional modules for in-depth domain analysis.

Pricing: Free or $39/month.

11. Long Tail Pro

Long Tail Pro - Keyword Research Tool

Long Tail Pro is a premium keyword research tool that helps you discover less competitive keywords easily. So that you use it to get much high-converting traffic in no time.

This tool is much more used to find long-tail keywords in a minute. For that, you’ve got to enter seed keywords and then get hundreds of suggestions. Also, you can run keyword and competitor analysis, and determine keyword profitability with rank value.

Likewise, you can enter up to 200 manual keywords at a time and then perform SERP analysis without anyone to slow you down.

Key Features:

  • You can get up to 400 long-tail keywords from a single keyword within a second.
  • Allows you to perform keyword research based on your competitor’s work.
  • Built-in Rank Tracker helps you to track the keyword ranking of your website.
  • Also, provides tons of libraries of video tutorials to give yourself a head start. 

Pricing: 7-days free trial or $37/month.

12. KWFinder

KWFinder - Keyword Research Tool

KWFinder is another keyword analysis tool that helps you discover long-tail keywords with low SEO difficulty. It’s developed by a well-known team of developers from Mangools.

This tool is really powerful and easy to use. Alongside that, it also tells you how hard it’ll be to rank for that specific keyword. Similarly, you can also use it to see what your competitors rank for.

To see what works better for your competitors you only need to enter their domain or URL and it’ll show you the best keywords they rank for. Likewise, you can create your content based on historical data and long-term trends.

Key Features:

  • Easy-to-use user-interface.
  • Helps you to find long-tail keywords with low SEO difficulty.
  • Also, allows you to find location-specific long-tail keywords for your website. 
  • It’s an excellent tool for both newbies and experienced users to work with.
  • You can use it to find keywords in any language.
  • Also, provides a filter option for refining the list of keyword suggestions.

Pricing: $29.90/ month.

13. Serpstat


Serpstat is another excellent keyword analytic tool that comes with SERP analysis, backlink analysis, keyword research, competitor research, and more. Hence, we could say it’s an all-in-one SEO platform.

You can easily use this tool to look at the highest Google results for your keyword. Also, you can use it to do competitor research so that you can view the details about your competitors for that keyword.

Similarly, you can use it to make content with many question combinations by using search questions. Hence, this tool is extremely popular among digital marketing agencies, in-house SEO teams, and small-big size businesses.

Key Features:

  • Simple interface with smooth features.
  • All-in-one SEO platform.
  • Provides search volume, competition score, CPC, and keyword difficulty score for the keyword.
  • Displays top 10 web pages that have ranked for that keyword along with page rank, external backlinks, and referring domains.
  • Offers an intuitive filter option so that you can use it to get the desired list of keyword sets.
  • Also, provides an option to search in Google or in the Yandex search engine

Pricing: $55/month.

14. Moz Keyword Explorer

Moz Keyword Explorer

Moz Keyword Explorer is another awesome SEO tool for keyword research. It provides you with an in-depth keyword and SERP analysis with a complete set of keyword research tools.

Its two most distinct features are the organic CTR score and priority score. Organic CTR will show you the number of clicks that you can expect to get if you reach the first page of Google. Likewise, a priority score will offer you a mixture of data on CTR, search volume, and keyword difficulty.

Similarly, to use this tool you’d have to create a Moz account in order that you can have access to Keyword Explorer and other free SEO tools. Also, it’s not a standalone research tool, so you’ve got to buy the whole suite of SEO tools to use it.

Key Features:

  • Provides 10 free queries per month on creating a free Moz account.
  • Accurately predicts how much search volume a keyword will receive.
  • Gives comprehensive scoring so that you can prioritize keywords by topic and save keyword lists.
  • Also, allows you to export your data in a well-formatted CSV.
  • Performs competitive keyword analysis.
  • Also, checks keyword difficulty to show how easy it is to rank on each SERP.

Pricing: $99/month.

15. WordStream

WordStream - Keyword Research Tool

WordStream is a free keyword research tool for finding the keywords for your business without any hassle. It provides you the relevant keyword research for both Google Ads and Bing Ads simultaneously.

Similarly, this tool has a simple user interface. As you only need to enter a keyword or website URL then it’ll give many relevant keyword suggestions. Alongside that, it also gives you search volume, relative competition score, and CPC.

Since it’s partnered with and supported by Google so, it’ll always deliver accurate, targeted advertising ideas. Hence, it’s a fantastic alternative to Google’s Keyword Planner.

Key Features:

  • Fast, accurate, and easy to use.
  • Allows you to filter the keyword results based on industry and geographical location.
  • Also, you can download your full keyword list in CSV format and directly upload it into Google Ads so that you can use it for your next campaign.

Pricing: Free.


That’s about it. These are some lists of the best keyword research tools for better SEO. We hope that you’ll agree with our list of the best keyword research tools.

Lastly, we would like to recommend two of our favorite best keyword research tools. The first one is Ubersuggest as it’s free to use and it’s super easy-to-use and beginner-friendly. And, the second one is SEMrush as it’s quite versatile and comes with an all-in-one marketing toolkit.

If you’ve any further queries about the best keyword research tools for better SEO, then please leave a comment below. We’ll try to get back to you as soon as possible. 

Also, check out our article on 12 reasons why you need a website. Be sure to go through it once. 

If you like this article, then please share it with your friends and colleagues. Also, don’t forget to follow us on Twitter and Facebook.

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