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GrowthSupermarket compares:

Keyword Research Tools

Every SEO strategy starts with a list of search queries or keywords that are relevant to your services or product. But… not all keywords are created equally. Some simply don’t generate much traffic, while others are highly competitive to rank for. Refine your keywords with these tools to identify opportunities to rank!

?Our page editors are carefully selected for their expertise and knowledge for this product.
Page Editor
Last Updated November 26, 2018
Ryan Murton
Ryan Murton

Ryan Murton is the Head of SEO & ASO at Badoo & Bumble. With over 10 years experience in online marketing, he has worked across various industries. He also consults for numerous well-known brands.

GrowthSupermarket adheres to strict standards of editorial integrity to help you make decisions with confidence. We spent over 65 hours researching SEO Keyword Research tools. And in order to help you find the best our Page Editors highlight their pros, cons and if they have any current offers.
From Only $16 per month (Billed Annually)
Editors Rating
?
Ease of Use
4.5
Price
4
Customer Support
4.5
Features
4
4.3 out of 5
Visit Site Read our Review

SpyFu

IN A NUTSHELL

Competitor Keyword Research Tools for AdWords PPC & SEO

PRICING

Accounts start from $39 per month or $16 per month (Billed Annually)

KEY FEATURES

  • Generate targeted keyword ideas
  • Find the strongest keywords that fit your standards
  • Monitor your SEO rankings on Google, Bing and Yahoo

Great for

  • Find keywords that match your search volume or cost details using SpyFu's built-in filters or advanced operators
  • Compare multiple domains and pages on a single keyword
  • Build a keyword strategy using current SERP conditions, including: Finding important ranking conditions for a particular keyword, see sites which have multiple results, drill into the content that is ranking for that keyword and see every PPC ad which is currently running for that keyword
  • You will receive an unlimited amount of keyword searches with your SpyFu account
  • Discover keyword starts like search volume, daily clicks and calculated value of an organic click
  • Receive a screenshot of every SERP for the keyword you are researching

Be aware that

  • The entry level account is limited to 1 user per account
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From $99 per month
Editors Rating
?
Ease of Use
4
Price
2.5
Customer Support
5
Features
5
4.1 out of 5
Visit Site Read our Review

Ahrefs

IN A NUTSHELL

Analyse your website for common technical SEO issues and optimisation best practices. Get actionable insights that will help you rank better in search engines. Monitor your website's SEO health and optimisation progress over time

PRICING

Accounts start from $99 per month

KEY FEATURES

  • Access the industry’s largest database of keyword ideas
  • Discover the most important rank factors for the keywords you are researching
  • Generate keyword suggestions from multiple seed keywords

Great for

  • The Keyword Generator uses four different suggestion algorithms. You can choose the one that works best for you or get keyword ideas from all these methods combined
  • Ahrefs Keyword Generator will show you keyword suggestions for more than 100 countries
  • For every keyword suggested, you will see the accurate Search Volume and Keyword Difficulty score. From these two metrics you will be able to find new keywords and phrases with high traffic potential and low ranking difficulty
  • Drill down the list of keyword ideas with more advanced metrics, such as cost per click, number of clicks per month, clicks per search, and return rate
  • Different keyword generation algorithms will help you find the best matches for your website

Be aware that

  • The entry level account is limited to running a batch analysis of 100 keywords
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Editors Rating
?
Ease of Use
4
Price
5
Customer Support
4.5
Features
5
4.6 out of 5
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SEMrush

IN A NUTSHELL

SEMrush is a powerful and versatile competitive intelligence suite for online marketing, from SEO and PPC to social media and video advertising research

PRICING

Accounts start from $99.95 per month

KEY FEATURES

  • Find the right keywords for your SEO campaign
  • Discover long-tail keyword ideas
  • Gather phrase matches and related keywords

Great for

  • For every keyword that’s present in the SEMrush database, you’ll get information such as: CPC, volume, the number of results, trend, and ad copies for the queried term
  • Discover which of the biggest web players use each keyword, and their most popular landing pages.
  • Analyze keyword data for both desktop and mobile index

Be aware that

  • The entry level account is limited to tracking 500 keywords
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FREE 10 day trial available
Editors Rating
?
Ease of Use
4
Price
4
Customer Support
3.5
Features
3.5
3.8 out of 5
Visit Site Read our Review

KWfinder

IN A NUTSHELL

KWFinder is a keyword research and analysis tool bringing hundreds of long tail keywords with low SEO difficulty

PRICING

Accounts start from $44.10 per month

KEY FEATURES

  • Find potential keywords with their keyword difficulty score
  • Get exact search volumes for close variant keywords
  • Narrow your keyword search to city-level

Great for

  • Get real-time keyword SEO difficulty in one click and expand your keyword research thanks to immediate Google SERP analysis based on specific SEO metrics
  • Find hundreds of long tail keywords with low SEO difficulty that your competitors are missing
  • Generate more keyword ideas thanks to Google Suggest integration and manage keyword research in your own way
  • Select a country, state, or city that fits your target market. You can also choose from 40+ languages to get precisely localized results

Be aware that

  • The entry level account is limited to 100 keyword searches per 24 hours and 200 keyword results per search
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FREE trial available
Editors Rating
?
Ease of Use
4
Price
5
Customer Support
3.5
Features
3.5
4 out of 5
Visit Site Read our Review

SerpStat

IN A NUTSHELL

Smart and powerful tool for: backlinks analysis, rank tracking, keyword research, competitor analysis and site audits

PRICING

Accounts start from $19 per month

KEY FEATURES

  • Collect keywords for SEO and PPC campaigns
  • Determine the value of keywords
  • Find keyword variations and search suggestions to expand your semantic core

Great for

  • Generate a list of proven and profitable keywords that your competitors and niche leaders use
  • Compare your keywords to different performance indicators, such as search volume, cost-per-click, competition level or number of search results
  • Discover potential long-tail keywords with a low ranking difficulty
  • Adapt keywords to target countries. Keyword research is available in all major languages spoken in the countries included in Serpstat database
  • Determine which pages on your site are most relevant to specific search queries
  • Get an understanding of the trend of a keyword with an easy-to-understand graph which shows how users’ interest in a keyword has been fluctuating over the last year.

Be aware that

  • The entry level account is limited to 200 tracked keywords
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FREE trial available
Editors Rating
?
Ease of Use
3
Price
3.5
Customer Support
3
Features
3
3.1 out of 5
Visit Site Read our Review

SEcockpit

IN A NUTSHELL

Take Control of Your SEO With the World's Fastest, Most Effective Keyword Research Tool! SEO Software to find the most profitable niches & discover the best keywords to optimize

PRICING

Accounts start from $40 per month

KEY FEATURES

  • Web-based keyword research tool
  • Find valuable keywords in seconds

Great for

  • A competition analysis is done for every keyword you research
  • Find valuable keywords using Google as a source as well as Amazon shopping search data
  • Can be used for International SEO research

Be aware that

  • The entry level account is limited to 800 results per keyword search
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Editors Rating
?
Ease of Use
4
Price
4.5
Customer Support
3.5
Features
3
3.8 out of 5
Visit Site Read our Review

LongtailPro

IN A NUTSHELL

Keyword Research Tool built specifically for Long Tail Keywords

PRICING

Accounts start from $25 per month

KEY FEATURES

  • Evaluate long tail keywords using a unique Keyword Competitiveness metric
  • Discover new long tail keywords

Great for

  • Use the proprietary Keyword Competitiveness score to determine the difficulty of ranking different keywords in the top 10 Google results
  • Filter keyword results by CPC, local searches, advertiser competition, number of words, and keyword competitiveness
  • Export lists of keywords, competition data, top 10 Google results, and keyword metrics data
  • Add your domain to a project to discover what level of keyword difficulty you should be targeting with each of your sites so you can focus your search
  • Use the brand new Rank Value feature to determine a keyword’s profitability based on whether you’re building an Adsense Site, an Amazon site, or selling your own product

Be aware that

  • The entry level account is limited to 10,000 keyword searches per month
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7 day FREE trial available
Editors Rating
?
Ease of Use
4.5
Price
5
Customer Support
4
Features
4.5
4.5 out of 5
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Ubersuggest

IN A NUTSHELL

Ubersuggest helps you generate keyword ideas for your content marketing strategy and production

PRICING

7 days' FREE trial available

KEY FEATURES

  • Generate keyword ideas
  • Get search volume per keyword
  • Receive competition rating for each keyword

Great for

  • Generating new keyword ideas based off data from Google Suggest and Google Keyword planner
  • Tool is completely free
  • Generate estimated CPC figures per keyword

Be aware that

  • You can't see which competitors are bidding on the keywords
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Completely
FREE
Editors Rating
?
Ease of Use
4.5
Price
5
Customer Support
1.5
Features
2.5
3.4 out of 5
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Reddit Keyword Research Tool

IN A NUTSHELL

Keyworddit extracts keywords from Reddit. Enter any subreddit and it will pull out a list of the most popular Reddit searches with their search volume

PRICING

$0

KEY FEATURES

  • Finding the most popular searches on Reddit
  • Understanding what topics your audience is most interested in
  • The tool is completely free to use

Great for

  • Getting the monthly search volume figures for popular topics
  • Being able to see the context of the types of questions being asked on Reddit

Be aware that

  • You are currently limited to only searching the existing subreddits. If you can't find a particular topic you are interested in you will have to find the nearest option
  • If the subreddit you're looking for doesn't come up in the auto-suggest list, it is too small (<10,000 subscribers)

SCREENSHOTS

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FREE version available
Editors Rating
?
Ease of Use
4
Price
4
Customer Support
3
Features
3
3.5 out of 5
Visit Site Read our Review

Keyword Tool

IN A NUTSHELL

750+ Google Keyword Suggestions for Free. Use 192 Google Domains and 83 Languages

PRICING

Basic tier is free. Paid accounts start from $69 per month

KEY FEATURES

  • Generate over 750 long tail keywords
  • Uses Google autocomplete to generate keyword list

Great for

  • Generate keyword ideas for Google, YouTube, Bing, Amazon, eBay and the App Store

Be aware that

  • In order to access search volumes, CPC and competition information you need a pro account
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