Keyword Clustering Tools Reviewed (4+ Tools)

Keyword clustering tools? This term was alien to me when I start my blog. I started blogging excited and motivated seeking financial freedom.

Why did I jump head first into blogging? I had heard and read that it offer financial freedom to some blogger.

Because of the excitement and eagerness to start, I began writing about any keyword that looks promising but saw no significant result on my blog.

Slowly I started getting frustrated because I wasn’t seeing the results I envisaged.

With several trial and error, I chance upon a great community on Twitter in the SEO and blogging space. I followed closely some of the great minds who are seeing significant results with their SEO efforts.

Encountering Keyword Clustering and Keyword Grouping Tools

Then I heard the term topic clusters, keyword clustering, keyword grouping and keyword clustering tools that ignited my curiosity. These terms seem to be recurring often in every few tweets they shared.

I decided to satisfy that curiosity, do some further research on keyword clustering. Implementing the tips learnt, I started seeing some positive results on my blog.

One thing I have realized is, keyword grouping tools are quickly becoming an integral of every bloggers arsenal of tools for doing SEO.

If you are a seasoned blogger, you might have come across the term E-A-T, an acronym that stands for

Though a lot of individuals in the SEO space argue that E-A-T is not a SERPs ranking factor, it can help you with your SEO efforts when implemented rightly and that’s why keyword clustering tool and a little common sense comes in.

From the term you should by now know that the tool is for keyword clustering or grouping. In this article, together we will go on a  journey to know what keyword clustering tools are.

We would also look at what they are used for, the keyword clustering tools available as free and freemiums and the best one which is both easy to use and does the work.

What is Keyword Clustering?

Keyword clustering is the process of grouping keywords into related, meaningful and useful categories. Clustered keywords helps in coming up with a content writing plan that will ensure all areas of the topic or niche you write about is covered completely.

With some brainstorming you can create the links between subtopics in a particular niche and not others.

With the help of keyword research tools and keyword clustering or keyword grouping tools, you cut your time spent on manually getting clustered keywords for your content strategy by half offering you more time to focus on content writing.

Importance of Keyword Clustering

Website visitor’s who come to your website will either do so by directly typing in your domain name in the address bar or from results of a keyword searched in a search engine.

The truth is majority of people will find your site through the search engine results after they’ve carried out a keyword search. People looking for one thing might use different variations of a keyword. E.g. is one website user might use “best blogging platform” as a search term and land on your page through the SERPs. Another might use “blogging platform best” or “recommended blogging platform”.

In order to be have your articles showing up for different variations of the keyword, keyword clustering is needed.

When you write your articles based on a keyword cluster, you rank for not only your target keyword but also you rank for a variety of related search terms.

Also, articles or blog posts written based on clustered keywords help you to attract more qualified traffic to your website.

Your site is organized and contributes to you ticking the E-A-T checklist. Readers and Google crawl bots are able to understand what your website is all about.

It also helps you to keep website visitor on your website for long as they will be easily drawn to reading recommended posts because your blog posts will feel natural when inter linked.

Keyword clustering will also help you avoid keyword stuffing which did hurt some websites in the past when there was a Google Search core update.

When your content is relevant to what searchers are looking for, they’re more likely to click through to your site and convert into customers or clients.

Keyword Clustering Tools

Keyword clustering tools are simply tools that help in keyword clustering or grouping. As pointed out earlier, in clustering keywords, it helps you generate a content strategy around a keyword theme.

There are both free and freemium keyword clustering tools available on the internet.

Importance of Keyword Clustering or Grouping Tools.

Keyword clustering tool with a little common sense is important because tools are to help you save time and reduce manual work and that’s exactly what keyword clustering tools does.

Secondly, keyword clustering tool helps to increase your productivity. You are able to churn out well crafted articles in time because the clustered keywords will help ideas flow easily from your brain.

Keyword clustering tools can help you earn money because you can sell your service of providing keyword clusters to people who have a need of making sense of their lists of keywords but don’t know how to go about it yet. Clustered keywords are a starting point.

Free Clustering Tools

For those of us who are hard pressed for cash and are in the club of use for free, below are a list of keyword clustering tools that are free to use to cluster your keywords as at the time of writing this article.

1. ZenBrief: According to ZenBrief this quote below is how to perform keyword clustering with their free tool.

“Enter a list of keywords, by either copy-pasting it in the text field or uploading a text file. In each case, there should be one keyword per line. While this is optional, you may also indicate a topic. The topic will be used to organize clusters from most closely related to least closely related cluster.”


Below is a screenshot of the tool when you land on the tool’s page.

zenbrief clustering tool

The image below is a clustered keywords feed into the ZenBrief Keyword Clustering tool.

zenbrief clustering tools result


2. SeoScout

Another free tool for clustering or grouping your keywords is the SEOScout tool. This tool automatically clusters your keywords immediately you paste your keywords.

You can decide the tool excludes some keywords from your list too. Below is the screenshot of how the tool looks like.

After pasting your keywords the result page looks something like the image below.

seoscout keyword clustering tools


3. Contadu Clustering Tool

The next free keyword clustering tool that helps you group keywords in matter of seconds is Contadu.

Enter your keywords, select the necessary parameters and click group keywords. Once the keywords are grouped, just click the export button and download your grouped keywords.

See screenshots below

contadu keyword clustering tools lp


The result page of the keywords clustered are shown in the image below.

contadu keyword clustering tools


4. Umbrellum Keyword Tool

The Umbrellum keyword suites includes the clustering tool. You just need to enter the keywords you want grouped and then click on the group button.

umbrellum keyword clustering tools

Within second your results is ready and all you to do is click the export button. See image below.

umbrellum keyword clustering tools rp


Freemium And Paid Clustering Tools

Lowfruits. On the surface, Lowfruits looks like a tool for finding low competition keywords. But a deep dive into the tool reveals lots of other functions. keyword clustering tools

Low fruits gives you credit to test out their low competition keywords finder tool and then you decide whether it is a good tool to invest in. This tool is a gem and difficult to let go because of its simplicity yet effectiveness.

You can use the keywords finder tool to first find low competition keywords for free without spending any credit. To be able to see your cluster keywords, you will need to use your credits to analyze the keywords in order to see the keyword clusters. keyword cluster


Final Words

The above keyword grouping or clustering tools are great to create keyword clusters for coming up with a content strategy. You can start with any of the free one if you are limited on cash. But I highly recommend




Leave a Comment