15 Best Free Keyword Research Tools For Blog Optimization

Best Free Keyword Research Tools
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Keyword research is one of the most important, valuable, and high return activities in the search marketing field. Ranking for the right keywords can make or break your website. To achieve this you need to use “Keyword Research Tools” to ease your work.

By researching your market’s keyword demand, you can not only learn which terms and phrases to target with SEO, but also learn more about your customers as a whole. It’s not always about getting visitors to your site, but about getting the right kind of visitors.

If you want to improve your website’s search engine visibility, the best place to start is your keyword research. The right keywords are the foundation of a successful SEO strategy and can make all the difference in driving traffic to your site.

While there are many keyword research tools available online, from paid tools like SEMrush to free tools like Google AdWords Keyword Planner, sometimes it’s best to keep things simple.

What is a keyword research tool?

A keyword research tool is a program created to assist you in researching the best keywords for your websites. As you are well aware, it takes substantial time and resources to optimize your website and find the appropriate keywords.

Many SEO companies use a keyword research tool to help find and pick out the frequency of a keyword search on Google.

Below is a list of some of the best keyword research tools on the market to assist in your blog optimizing process.

If you are considering starting a blog or you have one, This list will be helpful. To start a blog, you also require a hosting and domain name.

There are many hosting providers out there to start with but I recommend Bluehost. Bluehost offers the world‘s best hosting and it is recommended by WordPress. Get started now for just $2.95 per month and 1 free year domain name. Read our Bluehost Review to find out more.

1. Ubersuggest (free version)

Ubersuggest is a great tool for brainstorming content ideas. Simply type in a keyword and Ubersuggest will generate a long list of additional keywords based on Google searches, as well as provide you with an overview of the keyword’s difficulty and search volume.

You also get to see a list of top related keywords to your own. There are also related prepositions and questions options.

Ubersuggest keyword overview image

You can also use Ubersuggest to look up competitor websites and see which keywords they’re ranking for. And best of all, Ubersuggest is free!

Ubersuggest has a Chrome extension to help you with SEO and keyword strategy while you’re surfing the web.


Ubbersuggest is my favorite among all the keyword research tools that we will discuss today. They have a free plan that gives you three keyword checks per day. Note that you can see almost every piece of data and that is why I like Ubersuggest.

Their data is a bit more accurate than other free tools.

The pro plan starts at $12 per month and you also get a 7 day free trial of the pro plan. More on their website.

2. KeywordTool.io

KeywordTool.io is the best alternative to Google Keyword Planner for content marketing and SEO as it does not hide popular keywords that can be used to create content for your website.

In addition to the Google keyword suggestions, KeywordTool.io also provides keyword suggestions from YouTube, Bing, Amazon, eBay, Play Store, App Store as well as Twitter, which is great if you are marketing your products or services on any of these platforms.

KeywordToo.io keyword overview image

KeywordTool.io helps you in creating high-quality content by finding the right keywords to target in your articles. These keywords have a decent search volume and have low competition in Google Search.


They have a free plan for use by everyone. You can use it without any subscription plan.

Keyword Tool Pro is the upgraded version of the popular KeywordTool.io. Their pro plan subscription starts at $69 per month.

3. Keywords Everywhere

Keyword Everywhere free keyword research tool image

Keywords Everywhere is a freemium Chrome extension that shows you the search volume, CPC, and competition data on 15+ websites. The best part is that we show you this data for free, without signing up for an account or entering any credit card details!

It only takes 2 minutes to set up Keywords Everywhere. Just install the extension in your Chrome browser (works on desktops & laptops) and start getting keyword ideas for all your search queries.

Keyword Everywhere SERPs image

It has a very simple integration and shows you monthly search volumes and CPC data right inside the Google search results.


Keywords Everywhere is a free keyword research tool for anyone to use without any restriction.

4. SEO Analysis & Website Review by WooRank

Woorank analysis image

WooRank is a freemium tool that provides an “instant website review.” Without a premium account, you are only allowed to generate a limited number of free reports, but you are able to view previously generated reports.

Get vital insights to improve your SEO and page load speed to boost your search rankings.

Their chrome extension can help you crawl and return a score of what individual page. This has helped in understanding the improvements needed in any blog post for ranking.

Am not an affiliate with “SEO Analysis & Website Review by WooRank” but I recommend it to any blogger trying to optimize his/her site for Google.


SEO Analysis & Website Review by WooRank as a 14-day free trial for their pro features. To use it for free, just install their chrome extension and you are good to go. Their pro pricing plan starts at $79 per month. Visit their website for all features.

5. MOZ Keyword Explorer

When you enter a keyword or phrase into the MOZ Keyword Explorer, Moz will analyze the top 10 Google search results for that keyword and determine what you need to do to get your site or page to rank.

MOZ free keyword research tool image

The results will show you how competitive it is to rank for your chosen keyword, what the suggested bid is for paid ads, how many searches are performed each month, and more.

You can use this information to improve your website’s SEO.


For some reason, I think MOZ Keyword Explorer has some hidden charges. I did not find any link to the pricing page on their website until I clicked to start a free trial. Their pricing starts at $179 per month when the pro-free trial ends.

Of course, you can access the tools for free but the analyzed results are about 5. I think this is good for a start.

Our next tool is …

6. WordTracker Scout

Wordtracker free keyword research tool image

WordTracker is a free keyword tool for SEO pros. It is a tool to help you find keywords and rank for the right keywords.

Wordtracker’s keyword research tool will deliver the goods.

Enter your seed keyword and it will generate a list of keywords with real search volume that you can use to expand your keyword portfolio.


When you sign up for Wordtracker, you get 12 free searches or 7 days of free Wordtracker. Their pro pricing starts at $29 per month for 1,000 searches.

7. Soolve

Soolve is a keyword research tool that helps you come up with blog long-tail ideas on a single word.

For example, I typed “free keyword …” and before I completed the rest, a bunch of results were already suggested for me. See image below

MOZ free keyword research tool image


Soolve is a free keyword research tool for anyone to use without any restriction.

8. Google Trends

Google Trends free keyword research tool image

Google Trends is a public web facility of Google Inc., based on Google Search, that shows how often a particular search term is entered relative to the total search-volume across various regions of the world, and in various languages.

After searching for a keyword, scroll down to Google trends-related queries. Look for a relevant keyword and use it in your blog.

You can also compare data for multiple search terms, as well as regions and languages.

Google Trends has been around for some time now (was launched in 2006 by Google), but many people don’t realize how much useful data it can provide.


Google trends is also a free keyword research tool for anyone to use without any restriction.

Our next keyword research tool is …

9. WordStream’s Free Keyword Tool

WordStream’s Free Keyword Tool makes it fast and easy to find the keywords your business needs to drive traffic through organic and paid searches.

WordStream free keyword research tool image

Each keyword has a competition score, an estimated CPC, and a proprietary Opportunity Score that helps you make the most of your marketing budget.


WordStream’s Free Keyword Tool is yet another free keyword research tool for anyone to use without any restriction.

Our next keyword research tool is …

10.Ahrefs Keywords Generator

Ahrefs free keyword research tool image

Ahrefs Keywords Generator is an extremely useful tool for generating high-quality keywords for any topic. It’s perfect for SEO, content marketing, or just about any other area where you’d need to find some relevant keywords.

They have a bunch of other free plans with limited results. See the image below.

Ahrefs free keyword research tools image


This tool is free but the results are limited to 10 only. Note! No registration is required at all.

Ahrefs pro plan starts at $99 per month for the basic plan all the way to $833 in their most expensive plan if you pay annually.

11. CanIRank

CanIRank free keyword research tool image

CanIRank is a piece of SEO software that helps you understand your chances of ranking on Google. To do that, it looks at the quality of your content and website and compares it to your top competitors.

CanIRank’s algorithm then determines the quality of your site compared to those competitors, based on hundreds of ranking factors.

Some of their features include:

  • Keyword Research Tool – This tool provides a detailed list of keywords for your niche, as well as their volume and competitiveness level.
  • Ranking Opportunities – This feature helps you to determine the ranking potential of each of your target keywords.
  • On-Page SEO Checker – This tool analyzes the quality of your web content and provides recommendations on how to optimize it for SEO.
  • Rank Tracking – CanIRank allows you to track the performance of specific keywords in Google search results and compare them with other competitors in your niche.


You can use it for free with limited access to analysis. On their pro plan, you get a 7-day free trial starting at $

12. Serpstat

Serpstat free keyword research tool image

Serpstat is a free and easy-to-use tool for tracking the web’s most popular search engines. The site provides detailed metrics, including worldwide search and page rank, for each of the major services. It also offers comparisons between competitors, as well as how search engine competition has changed over time.

Serpstat brings together a variety of relevant metrics in one place. You can see the top ten results of your searches on any given day and compare them over time, as well as track how rankings have changed over the past year or three years, or five years.


They have a free plan to start with. Their subscription pricing starts at $69 per month.

13. KWFinder

KWFinder free keyword research tool image

KWFinder is a free website that offers keyword suggestions based on your niche and industry. It also offers information on how many people are searching for each keyword, in addition to the amount of traffic it can bring.


You get a 10-day free trial. KWFinder could be one of my favorites but somehow not. The great downside is after the 7-day trial has ended, you can use it anymore until to subscribe to their pa. This is not convenient for new bloggers who still have a low start.

Their paid plan starts at $29 per month with their expensive plan at $79 per month. Try it out!

14. Answer the Public

AnswerThePublic free keyword research tool image

Answer the Public is another great tool for generating content ideas based on questions people are asking in Google searches.

Start by entering a few seed keywords into AnswerThePublic and it will provide you with auto-complete suggestions from Google, Bing, and Yahoo Answers, as well as show you alphabetical lists based on your initial keyword.


They have a free plan to start with. The pro plan starts at $99 per month and a 7-day pro plan trial.

15. Exploding Topics

Explodingtopics free keyword research tool image

Exploding Topics is a keyword research tools that let you find emerging trends on social media. The tool is completely free to use and it’s really easy to get started.

Exploding Topics finds popular keywords that are trending up by analyzing the historical growth of over 1 billion topics. When searching for an idea, you’ll discover keywords that have seen significant growth recently but aren’t saturated yet.


You can access some trending topics for free while some of them are hidden. The hidden topics require a paid plan to access. Their basic plan starts at $98 per month.

There you have it, a list of 15 of our free best keyword research tools.


Keywords are the backbone of how your site will rank on Google. That’s why it is so important to be using the best keyword research tools on the market.

We hope that our list was helpful. We also hope that you have found a few tools useful when it comes to improving your website’s SEO results by leveraging keywords in your content.

In fact, these 10 keyword research tools could be better than expensive paid software or services.

“The best free keyword tools will not only help you generate ideas but also help you brainstorm and vet those ideas as well as get more insight into search volume and competition.”


Is keyword research still important?

Yes, keyword research is still an important part of SEO for businesses and individuals alike. How you prioritize this research will depend on the business that you have or will have.

But not for long?

Recent Google changes and updates have begun to divert attention from keywords as the sole metric for site ranking. Instead, Google now pays special attention to quality content and improved user experience – both of which are further improved by effective keyword research.

In short, keyword research is still a hugely important element of an SEO strategy – but it would be hasty to declare it irrelevant.

How much does keyword research cost?

It all depends on what keywords you need. If you’re only after a few hundred, it shouldn’t cost that much. But if you want to dig deep into the research, then the cost will be higher.

While it is difficult to stick with one simple answer, typically budget for keyword research can range from $12 – $9,999+. Others are way more expensive to mention such as Ahrefs for $999 per month.

Why is keyword research important for SEO?

Keyword research is a vital part of SEO. Why? The number of searches is not as important as the intent of the searcher – that is, the problem they are trying to solve and how they express this in search queries. Keyword research helps you decide what to rank for in order to effectively solve your customers’ problems.

What is the purpose of keyword research?

Keyword research is one of the most important steps for anyone setting out to make a business through search engine optimization, writing blog posts, or articles. It helps to determine what people are searching for online and thus provides a foundation for the creation of new content that will likely be well-received.

Keyword Optimization Overview?

keyword optimization (Keyword research), is the process of finding and researching the best keywords that you should be using for a particular piece of content.

These are the words (in most cases) that potential readers will type into search engines to find your content. Keywords help determine where your content will rank in search engine results pages (SERPs), which helps increase traffic to your site.

keyword optimization can also help with search engine rankings, as they are often matched up to the theme/topic of a page.

Thanks for reading.

We hope you enjoyed reading this blog, please do give it a share. Do you have any questions or concerns we didn’t address above? Please let us know in the comments below! We would love to hear from you.

Have A Nice Day.

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