8 Best Keyword Research Tools for SEO in 2020 (Compared)

Looking for the latest SEO Keyword analysis tools?

Keyword research is vital if traffic to your site is to grow. It helps you write the perfect content to increase your traffic on organic searches.

The challenge is that it can be difficult to find the right keyword research tool, particularly if you’re fairly new to SEO ( Search Engine Optimisation).

In this article, we ‘re going to share the very best keyword research tools that experts use to grow traffic on their site.

What is a Tool for Keyword Research?

A keyword analysis tool lets you find subject ideas on search engines such as Google that people are searching for on.

This helps you find the ideas your customers are looking for about content. You can then prepare your content strategy in your blog posts and landing pages to cover those topics.

Keyword research tools also help you unlock keywords in the top ranking of your competitors. To target those keywords and steal their traffic, you can then boost your content. Having said that, let ‘s look at the best SEO Keyword analysis tools you can use.

  1. SEMrush
The SEMrush keyword tool's front page

SEMrush is a complete SEO package, with all the keyword analysis resources you need.

You can type in a keyword using the Keyword Overview tool and get a complete picture of everything you need to know about it. It involves how many people are looking for the term, whether it is becoming more popular or less popular (the Trend), and much more.

Using the SEMrush tool to see a keyword overview for "best wordpress themes"

You will also see a helpful list of other related keywords that you may want to use after scrolling down, along with a list of organic search results, so you can find out where the keyword rates your competitors for. Also, you can check out Google Ads using that keyword.

The SEMrush tool showing more keyword options

2. AnswerThePublic

Answer the Public's keyword tool

AnswerThePublic operates somewhat different from most other keyword analysis devices, displaying findings in a nice visual format (although you can also display them in a list and access a sample file.csv).

When you’re just starting out with SEO and keyword analysis, then this is a great tool to use, because you don’t even have to build an account to use. Only type in your keyword and see what’s coming up.

AnswerThePublic's question wheel, showing the keyword WordPress Themes and lots of questions

AnswerThePublic Keyword findings are based on the auto-suggest features of Google and Bing. To search for it in Google, you can click on any of those keywords and it will open in a new tab.

It will show what material for those words is rating, and if there is a featured snippet on it.

3. Ubersuggest

The Ubersuggest tool

Ubersuggest is a free Neil Patel tool that provides data on the search frequency, feedback on keywords, an indication of how difficult the keyword would be to rank for, and more.

As well as getting plenty of recommendations for similar keywords, you can see a list of Google’s top 100 keyword results, with average visits, number of backlinks, a domain ranking, and a cumulative number of social shares.

A keyword overview in the Ubersuggests keyword tool, showing data for the keyword Best WordPress Themes

This also displays information relevant to your keyword under Content Ideas, including average monthly visits, backlinks and number of Facebook and Pinterest shares.

Ubersuggest's content ideas, showing ideas for the keyword Best WordPress Themes

When you sign in with your Google account to Ubersuggest, you’ll be able to get more suggestions for keywords, regular rank monitoring, and personalized SEO suggestions.

4. Ahrefs

The Ahref keyword tool's front page

Ahrefs provides SEMrush with similar features, which makes it a better alternative. You may come up with ideas for keywords using Ahrefs simply by typing a keyword into the search window. You’ll then see a whole list of suggestions for keywords.

Data for a keyword in Ahrefs

You can also use Ahrefs to view content for which your competitors rank (but you aren’t), so you can create new pieces that target keywords related to those topics.

More keyword suggestions in Ahrefs

Both SEMrush and Ahrefs also offer a bunch of other useful tools, such as reports finding broken links on your website.

5. Google Keyword Planner

Enter a keyword into the Google Keyword Planner

Google’s Keyword Planner is intended to be used by advertisers who want their ads running on Google. It is still a valuable resource for SEO however, and is free to use.

You’ll need to have a Google Ads account to use it. If you don’t already have one, you need to build one and enter the details of your payment, but you don’t have to run an aggressive campaign or pay for something.

When you have access to the Keyword Planner from your Google Ads account, you can type in any keyword and display data for how many monthly searches it has (very approximately). You can also see a long list of similar ideas for keywords that you can scroll through or import.

The results of searching for Best WordPress Themes in the Keyword Planner

6. Long Tail Pro

Long Tail Pro keywords front page

Unlike most premium keyword tools, Long Tail Pro offers an analysis of your keyword results, with a special emphasis on how you rank against your competitors.

Long Tail Pro's overview of the keyword Best WordPress Themes

Long Tail Pro Keyword Survey Best WordPress Themes

You will use it to take a look at the top results for your keyword in search engines, so you can find out where you stand among your competition.

You can also enter unique keywords that you want to chat, so you can see how your content rates over time for changes in those keywords.

7. Serpstat

The Serpstat tool's front page

Serpstat is yet another excellent research resource for keywords.

With Serpstat, the top Google results for your keyword are conveniently viewable. Such findings include the link that appears as the first result in the featured snippet (if any), which is why the IsItWP article is highlighted in the screenshot below, in both first and second position.

Serpstat's search engine results for keyword Best WordPress Themes

Serpstat ‘s keyword search engine findings Best WordPress Themes

For that keyword, you can also show lots of information about your rivals, showing how noticeable they are (the higher the number here, the more visits they are likely to receive).

Serpstat's table of sites competing with yours

8. SpyFu

SpyFu is designed by digging into their most popular keywords (and their ads too) to help you learn from your competitors.

You will free try it, without even logging in. Just type the site URL you wish to check into the search bar and you will see the results immediately. If you are looking at more than one site, you will need to create a free account and log in.

SpyFu showing a domain overview of Moz.com

SpyFu providing an overview of the domain Moz.com

SpyFu gathers historical data so that you can see if your own website or the website of your rival has dropped or risen in the keyword rankings. You can compare your site to other sites in your industry, too.

Here’s an overview of Moz ‘s website versus some other sites on similar subjects.

Graph showing Moz ‘s organic SEO keywords versus the keywords of his competitors

We hope this article has helped you find the best SEO resources for keyword analysis. You might also want to check out our keyword research guide for tips on how best to do your research and put the results into practice.

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