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The 13 BEST SEO Keyword Research Tools 2021 (TL;DR)

Keyword research is the core of search engine optimization as almost every SEO campaign begins with keyword research. And it doesn’t matter if you are producing exceptionally good content,if you haven’t integrated keywords in it. Because, if you haven’t integrated keywords (or what people search) in your copy, then they’re not going to find your content.

Keyword research is the practice of finding search terms (known as keywords) that people enter in search engines (like Google, Bing, Yahoo, YouTube, etc.) to find relevant web pages.

So here is a roundup of some of the best keyword research tools to fuel your SEO campaigns. It’s a list of free, freemium, and premium apps. As always, these are my personal favorites and are not necessarily the best or most-popular. However, it just works perfectly for me and it should work fine for you as well. So here you go.

  1. Google Ads Keyword Planner (Free) — Google Ads Keyword Planner is the most popular keyword research tool as its data is reliable. Search for words or phrases related to your products or services and it will help you find the keywords that are most relevant for your business.
  2. AnswerThePublic (Free) — AnswerThePublic listens into autocomplete data from search engines like Google then quickly cranks out every useful phrase and question people are asking around your keyword.
  3. Serpstat (Freemium) — Serpstat Keyword Research helps you collect the right keywords for your entire website or particular categories and product or services pages to boost your SEO performance. You can also spy on the top content in the industry, find proven paid keywords and research market competition at the URL and domain levels.
  4. Keywords Everywhere (Premium) — Keywords Everywhere is a browser add-on that can be easily installed on either Google Chrome or Mozilla Firefox. It shows you monthly search volume, CPC, and competition data of keywords on Google and several other websites. And not just that, it also shows monthly search volumes for the last 12 months so that you see whether the keyword is seasonal or recently trending. Also try, Keyword Surfer (Free).
  5. Long Tail Pro (Premium) — Long Tail Pro helps you easily find less competitive keywords that can get you tons of high-converting online traffic regardless of your niche.
  6. Keyword Keg (Premium) — Suite of 5 keyword tools, focused only on keyword research.
  7. KWFinder (Premium) — KWFinder covers both traditional and competitor keyword research to help you find long-tail keywords with low SEO difficulty.
  8. Keyword Revealer (Freemium) — Find hundreds of long tail keyword ideas in seconds with this amazing keyword research tool.
  9. SEMrush (Premium) — SEMrush is a quick tool that provides a snapshot of a particular keyword’s value. Through key metrics, such as volume, keyword difficulty, CPC, competition in paid search, top-ranking pages, ad copy, etc., you can evaluate the prospects of a keyword and how it affects your traffic.
  10. Ahrefs (Premium) — Discover thousands of great keyword ideas, analyze their ranking difficulty and calculate their traffic potential.
  11. Moz Keyword Explorer (Premium) — The SEO keyword research tool with over 500 million traffic-driving keywords.
  12. (Premium) — will help you discover thousands of new long-tail keywords related to any topic by automatically generating Google’s search suggestions. The keyword suggestions will be produced based on a Google domain and language that you choose.
  13. SpyFu (Premium) — Enter any keyword and see every advertiser, ad test, or organic ranking in the last 10+ years.
  14. Google Trends (Free) — Google Trends provides access to a largely unfiltered sample of actual search requests made to Google. The Google Ads Keyword Planner data is meant for insights into monthly and average search volumes, while Google Trends is designed to dig further into more granular data in real time.

Your friendly neighborhood blogger,
— M