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The 11 Best Keyword Tools for SEO – 2023

DijitalPi
The DijitalPi Team
4 August 2025
The 11 Best Keyword Tools for SEO – 2023
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If you are looking for the best keyword tool for SEO in 2023, it is on this list. Here are the best 10 keyword research tools you can make use of for your SEO work this year:

The Best Keyword Research Tools of 2023

  1. Google Keyword Planner (free)
  2. Semrush
  3. KWFinder
  4. Answer the public
  5. Ahrefs
  6. LongTailPro
  7. AlsoAsked
  8. Keywordseverywhere
  9. Keyword Surfer
  10. Serpstat
  11. Google Trends (free)

Detailed review

What is in this article?

1. Google Keyword Planner

Google Keyword Planner is a free keyword research tool, accessible from inside a Google Ads account, that helps you find and analyse keywords relevant to your website or online campaign.

It can help you discover new keyword ideas, obtain search volume and forecast your keywords' performance. You can also use it to get historical statistics and traffic forecasts for your keywords.

2. SEMrush

SEMrush is a powerful online marketing tool that helps businesses monitor, analyse and optimise their online presence.

It provides a comprehensive tool set to help businesses improve their search engine rankings, monitor their competitors and increase their online visibility. SEMrush also provides detailed information about website performance, keyword research and other digital marketing metrics. It is an invaluable tool for businesses that want to maximise their online presence and increase their visibility in the digital world.

3. KWFinder

KWFinder is a keyword research tool that helps users find long-tail keywords with low SEO difficulty. It offers keyword suggestions based on a seed keyword and also provides keyword metrics such as search volume, keyword difficulty and CPC. It also offers a keyword analysis feature that lets users compare multiple keywords and analyse their SEO potential. KWFinder also provides a SERP analysis feature that lets users see how their websites rank for a particular keyword.

4. Answer the Public

AnswerThePublic is the tool that scans autocomplete data from search engines such as Google and then rapidly surfaces every useful phrase and question people ask around your keyword.

5. Ahrefs

Ahrefs is a set of many SEO tools that helps website owners and marketers analyse and improve their search engine rankings.

It offers a range of features such as keyword research, backlink analysis, rank tracking and website auditing. It also offers a range of content marketing tools such as content gap analysis and content explorer. Ahrefs is used by SEO specialists, digital marketers and website owners to improve their search engine rankings and visibility.

6. LongTailPro

LongTailPro.com is a keyword research tool that helps users find profitable keywords for their websites. The tool provides users with a comprehensive keyword list and detailed information about each keyword such as search volume, competition and estimated cost per click. LongTailPro also provides users with keyword suggestions and keyword analysis tools to help them optimise their websites for search engine optimisation.

7. AlsoAsked

AlsoAsked.com is a website that provides answers to frequently asked questions on various subjects.

The site has a search engine that lets users find answers to their questions quickly. The site also provides links to relevant websites and resources. In addition, AlsoAsked.com offers a forum where users can ask questions and get answers from other users.

8. Keywordseverywhere

Keywordseverywhere.com is a keyword research tool that provides keyword search volume, cost per click (CPC) data and relevant keywords for any keyword.

It also provides keyword suggestions and related keyword search volume data. It is a great tool for SEO specialists, content marketers and digital advertisers who need to understand the search landscape and optimise their campaigns.

9. Keyword Surfer

Keyword Surfer is a free keyword research tool that helps users find the best keywords for their websites or blogs. It provides users with keyword suggestions, search volume, competition level and other relevant metrics. It also provides users with an analysis of their competitors' keyword strategies. Keyword Surfer is a great tool for SEO specialists and website owners who want to optimise their websites for better search engine rankings.

10. Serpstat

Serpstat.com is a search engine optimisation (SEO) and marketing platform that helps businesses and digital marketers improve their online presence.

It offers a range of tools for keyword research, competitor analysis, rank tracking, backlink analysis and more. It also offers a range of analytics and reporting features to help users make informed decisions about their SEO and marketing strategies.

11. Google Trends (free)

Google Trends is a tool that lets users compare the popularity of different search terms over time.

It can be used to compare the popularity of different subjects, products or services. It can also be used to identify trends in search queries and analyse the effect of different events on search behaviour. Google Trends can be used to gain insight into consumer behaviour and to inform marketing and product decisions.

Ahrefs AlsoAsked keyword tool Answer the public Google Keyword Planner Google Trends Keywordseverywhere KWFinder LongTailPro Semrush SEO
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