If you Google for a list of SEO tools, you will see there are almost 200 options on the market now. They all differ in features, quantity and data sources, and certainly price as well. But what do you really need?

Why is keyword research so important?

Keyword research can tell you important information, such as the number of monthly searches, which keywords are easy to rank for, and which keywords your competitors are ranking for. Keyword research can tell you what people are searching for, rather than what you think they are looking for.
Keyword research is vital to creating a successful website with SEO. Through your research, you will be oriented to write content that meets the needs of searchers, and target keywords for content that are more relevant to what users are searching for.
Choosing the right keywords is like finding the key to unlock the door to the treasure, this is the first step in the journey to discover the magical world of SEO.

Top 10 Great Keyword Research Tools

The free tools are enough to help you with keyword analysis too, each suited to a specific keyword research task and doing the job no worse than the paid SEO tools.
Consider the following 10 free keyword research tools to help you choose the right one:

1. Google Search Console:

To discover low-hanging fruit traffic growth opportunities for your existing keywords.
Google Search Console
When to use:
Google Search Console is the place to analyze your current SEO keywords with their positions, impressions, and average CTR.
Going through this data is a great way to find unexpected SEO opportunities. For example, if your URL currently ranks on page two or three for keywords, Google has considered it to be a good match for the keyword. And URLs may just need a little SEO optimization to get to page one and start bringing you more traffic.
Or you may notice that some keywords rank your one page worse for clicks (with low CTR). A little tweaking of their SERP snippets or adding Schema markup can work wonders here.
Free version:
Google Search Console is free to use.

2. Keyword Planner:

Keyword analysis tool with Google Ads. To decide which keywords to target with SEO and PPC.
Keyword Planner
When to use:
For some keywords, a low ad bid makes sense to simply buy keyword clicks with PPC. For others, expensive clicks means you need to win traffic with SEO.
So, before starting any search engine marketing campaign, you need to split your keyword list between SEO and PPC targeting. And the best place to look for the necessary data, is obviously the Google Ads Keyword Planner.
The tools show you search volume, cost-per-click data, advertiser competition, and seasonal traffic fluctuations, all in one place. And it even allows you to estimate potential PPC spend in your niche.
Free version:
This tool is a free tool. However, keep in mind that unless you’ve spent enough money on Google Ads campaigns, your search volume analysis is limited in scope (rather than exact search volume).

3. SEMRush . Keyword Research Analysis Tool

Identify keywords that are ranking on competitors’ sites.
At the same time, SEMrush also gives you all the Phrase Match keywords and Related Keywords for you to use to help increase traffic to your blog.
Visit: https://www.semrush.com then enter keywords in the keyword search box. Result will return:
Overview: An overview picture of keywords, competitors, related keywords,…
Phrase Match (similar phrase): phrases related to the main keyword will appear.
Related Keyword (similar keywords): related keywords will appear including search volume, cpc, keyword trends, etc.
Using the Free version will be very limited.
Pros: The most complete keyword research tool, easy to find keywords that competitors are doing.
Cons: Must buy Pro version if you want to analyze it carefully. The Free version lacks many fields of information.

4. AnswerThePublic:

Keyword search ideas in the form of questions
To find popular questions for featured answers and voice search optimization.
When to use:
With Google’s ability to better understand natural language, searchers have become accustomed to asking their questions as questions rather than as separate words. And with the rise of voice search, this trend is growing even more.
Making your content accurately answer searchers’ questions is one of the key aspects of your voice search success. In addition, question-based content has a greater chance of getting featured in Google’s featured answers or what’s known as a zero result as shown below.
10 best free keyword research tools for SEO
The fastest and easiest way to find common questions related to your business is answerThePublic – a tool that combines your main keywords with different question words (like who , what , why , etc.).
Along with the questions, you’ll also get a handful of direct preposition keywords (when your seed keyword is combined with another word through a preposition) and comparative comparisons (like the keyword yours compared to other keywords).
Free version:
Answer Public is free to use.

5. Keyword Tool Dominator: Amazon, Ebay keyword search engine

To find keywords from Amazon, Etsy and Ebay.
Keyword Tool Dominator: Amazon, Ebay keyword search engine
When to use:
The way your customers search Google is different from the way they search on Amazon. In fact, they Google where to shop and search Amazon for the goods they shop for.
So, for you as an Amazon vendor, it won’t be enough to just do SEO keyword research for Google. You need to optimize your listings for Amazon search and Amazon keywords.
A great tool for digging through the Amazon database is the Keyword Tool Dominator. The only thing to keep in mind is that there is no way to check Amazon search volume. What you get is a simple list of keyword ideas.
Free version:
Without the paid version, you can only make three requests per database (eBay, Amazon, Etsy) per day.

6. Google Trends: Helpful with Local Search

To find the right keywords for your local business.
google trends
When to use:
Obviously, user search patterns vary from country to country. But, more surprisingly, trends also vary considerably from region to region.
Google Trends is here to help you identify city/location specific search volume variation. Just have a tool that compares two synonym queries to see how misleading a country-level keyword analysis can be for a local business.
Another equally important use case is to track the seasonal fluctuations of your keywords and be able to reliably predict how this or that keyword will perform during the high and low season.
Free version:
Google Trends is free to use.

7. Rank checker:

To find the richest list of keyword variations and analyze their SEO profitability.
Rank checker
When to use:
Your best SEO keywords are often not the most obvious ones. To find real keyword gems, you need to mine all possible variations from multiple data sources.
And this is where Rank Tracker comes in particularly handy with 23 different keyword research tools inside of it:
  • Suggestions from Google, Bing, Yahoo and Amazon;
  • Google Ads Keyword Planner and Google Search Console integration;
  • Database of all SEO keywords your competitors rank for;
  • Keyword and long question generator;
  • Common typos and permutations;
  • And more.
Using the tools one by one, you will get the richest list of keyword ideas. Plus, you can analyze the traffic potential of your keywords and check how fierce their SEO competition is. This allows you to focus your SEO efforts on the least effort to bring in the most traffic.
Free version:
Although this tool has a paid version with more features, the 100% free version is completely enough for keyword research. It allows you to use all the tools to research and analyze your keyword’s traffic potential.

8. Keywords Everywhere

To analyze keywords while you are searching.
Keywords Everywhere
When to use:
Keywords Everywhere is a free browser add-on that allows you to analyze keywords while simply opening Google, Bing, YouTube, and other websites.
Whenever you start typing in the search box, the search volume will be added to all the keywords you see in the Autocomplete suggestions. On the SERPs themselves, a box with new keyword ideas is embedded on the right side of the page, so you can populate your keyword list without leaving Google.
Free version:
Keywords Everywhere is free to use.

9. KeywordTool.io

KeywordTool is a pretty good keyword analysis tool with an analysis system in 83 languages. To find yourself a suitable set of keywords, after logging in to the website interface, you just need to type the name of the main keyword, the system will automatically work and list you a list of keywords related to the word. Main courses.
In addition, this tool also suggests you to add the most searched keywords. You can search for keywords based on user searches on Google, Youtube or the App Store.
KeywordTool supports both paid and free versions.

10. Keyword Shitter

Keywordhitter is a highly rated keyword research tool for being easy to use and free. Keywordhitter will often return you suggested keyword results or appear in the footer of Google every time a user performs a search. The system will automatically display a lot of keywords when performing a search, you can press Stop to stop and use the filter tool on the left to select the necessary keywords.
Keyword Shitter
One drawback of this keyword research tool is that it sometimes displays unnecessary keywords that are not related to the topic. (you can check and manually select to fix)

What to consider when choosing a keyword research tool?

Each tool has its own strengths, like Google Keyword Planner will give you accurate numbers, but on the condition that you need to use Google Ads to run paid advertising campaigns. Google Search Console is free but only tracks your keywords where you rank. Other tools like Ahrefs, Semrush, although data such as search volume are not 100% correct, but give you a detailed list of keywords your competitors are ranking for, depending on the purpose of your work, you should choose the right tool. for myself
Keyword research is an important SEO task, regardless of your business goals, choosing the right SEO keywords will lay the foundation and adjust the direction of your SEO campaign. So, you better choose your SEO toolkit with a few of the free tools for your work.
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