20 Best Free Keyword Research Tools For SEO & PPC

Posted by Vikram Rathod

March 28, 2023

PPC SEO 41 min read

Search engine optimization (SEO) and pay-per-click (PPC) both are the best digital marketing practices for yielding unreal results. They can help you develop holistic digital marketing campaigns and increase traffic to your website. With the right approach and techniques, you can strategize and utilize SEO goals and PPC advertising effectively and efficiently.

Keyword research is the process that helps you identify and pinpoint where your potential customers are in their customers’ journey. Using keyword research data, you can create relevant and consistent content that gets customers to click through and convert effortlessly.

In this blog, we have mentioned the best free keyword search tools that can help you build your web content effectively and attract huge traffic to your web pages. If you are looking for professional assistance with optimizing your website for local searches, partnering with a reputable local SEO agency can greatly enhance your online visibility and attract customers in your target area.

Free Keyword Research Tools

If you are using the same or outdated keywords in all your blog content, then there might be a possibility of search engine pages not recognizing or listing your website on search results. Keyword research helps you figure out what your target audience is searching for and measures to rank the keywords in your website. There are many free keyword research tools available on the internet that you can avail of to improve your SEO and PPC advertising strategy and bring befitting changes to your work environment.

Google Search Data & Keyword Research Tools (100% Free)

1. Google Autocomplete

Google Autocomplete is a Google keyword research feature that provides users with appropriate search term predictions and lowers their typing time by 25%. Google autocomplete features operate by suggesting keywords based on your current location and preferred languages. However, these predictions are also based on your search history and other activities on Google search.

Google Autocomplete


To avoid Google prediction getting influenced by your search history, it is essential you either delete your search activities or use incognito mode to avoid unwanted errors, use a VPN such as NordVPN or ExpressVPN if you are based in a different location, and you can also adjust your language settings accordingly for best results.

2. People Also Ask 

People Also Ask

People Also Ask is the best keyword research tool that provides you access to multiple questions asked by users over the internet. Often when you enter a query with your keyword Google displays a section called ‘People Also Ask’. The more you click on it the longer the list becomes and you can keep clicking on the selections until you are satisfied or have access to an extensive list of related questions.

3. Related Searches

Google Related Searches

With the help of related searches on the SERPs, you will be able to find out what your target audience is searching for and what will be further needed to rank your potential keywords. Keyword research is the basis of your online marketing campaign and gives you a wider view of what you can strive to rank for.  It is always helpful to think out of the box and plan something new in your keyword research.

4. Google Ads


Google ads feature is the best PPC keyword research source that helps to gather information and keyword ideas for your web pages. Google tends to provide broad ranges of accurate keyword data to accounts that spend money on Google Ads compared to the ones that don’t. Google often overlooks to provide the best keyword data results to the accounts that do not actively spend money on Google ads.

5. Google Trends

Google Trends

Google Trends provides you access to valuable and popular SEO keywords across the internet. These SEO keyword researches are based on regional variations and seasonality trends that keep changing in search engine volume for specific keywords over time. Therefore, it is valuable because it helps you avoid selecting trends that have passed and allow you to use what matters to Google users the most. It helps you in evaluating trends that keep changing now and then.

6. Google Search Console 

Google Search Console

Google Search Console is an excellent keyword research source that assists you in tracking your web page performance in organic search results. This way you will get access to a lot of data about the keywords you already have a rank for on search engine result pages. It further gives access to insights that will show which keywords have benefitted you to gather the maximum user traffic on your page and vice versa.

7. Google Keyword Planner 

Google Keyword Planner

Google Keyword Planner is a part of the Google Adwords keyword analysis tool that provides you with the most reliable and best PPC keyword research data. It is extremely popular among SEO experts as it offers keyword research data that is unmatched on many levels. If you are launching a new website, this tool can help you uncover and pick up the right potential keywords for your website. All you need to do is, enter your desired keyword in the search bar and it will give you access to the other related keywords that you can explore and add to your website.

Free Keyword Research Tools (That Are Not Google Tools) 

1. AnswerThePublic 


AnswerThePublic is a well-known keyword research tool that allows you to see the visualization of questions and phrases asked around a particular root keyword. They operate by breaking down the information into related questions, prepositions, queries in alphabetic order, and other relevant searches. They offer some fantastic related phrases that you might have not thought of or forgotten about. These phrases are best for research and ideation purposes. However, you might have to pay for the pro version to get access to regional information for each root keyword.

2. QuestionDB 


QuestionDB can help figure out the questions most users might ask or have been asking about a specific topic. This keyword research source gathers information from a database of 48M questions usually sourced from Reddit. Most of the questions at the QuestionDB tool are sorted out by popularity, however, you get an option to sort them based on related topics. This tool is extremely useful when writing blog posts as it can help you understand the type of questions you wish to answer.

3. Soovle


Soovle is one of the leading keyword research tools that helps in generating a quick list of popular keywords across e-commerce websites or multiple marketers’ channels.  It works both as a keyword research source and a keyword generator. All you need to do is, type in your target terms and it will auto-generate phrases that will help you expand your business ideas. Moving ahead, this tool also comes with a drawback. Despite having unlimited searches for free, it does not include metrics such as keyword difficulty and search volumes.

4. Keyword Surfer 

Keyword Surfer

Keyword Surfer is a newly developed keyword research tool that plugs right into the Chrome web browser to gather automatic results that are displayed on the right side of your result pages each time you enter a search term. It delivers quick and highly efficient results that can add value to your web content.

5. Keyword Sheeter 

Keyword Sheeter

This keyword research tool can gather autocomplete results from Google along with real-time data based on what users are typing or searching on their search engines. Keyword Sheeter can generate a long list of keyword ideas in no time and can pull about 1,000 new ideas per minute for free. It is a simple yet powerful tool to gather information and ideas for blog posts. However, the free version of Keyword Sheeter does not include search volume and data on competitive ranking.

6. Keyworddit 


Keyworddit is a unique keyword research tool that mines Reddit for potential keyword research. It works when you enter a specific subreddit with at least 10,000 subscribers along with a timeframe. Keyworddit can extract up to 500 keywords with its search volume. At times due to a variety of answers within each subreddit, the relevancy of the results may vary. This particular tool is not designed to replace other keyword research tools, however, it can be a beneficial complement to your existing strategy.

7. Keyword Tool Dominator 

Keyword Tool Dominator

Keyword Tool Dominator helps you determine ongoing search trends over the internet. It offers you the autocomplete database to uncover the latest trends of keywords and search terms from Google, YouTube, Amazon, Walmart, Bing, Etsy, eBay, and Google shopping. It is an outstanding keyword research tool that helps sellers and multi-channel marketers who wish to rank on more than one search engine. If you opt for the free version of this tool, then you will have your searchers limited to 3 searches per day per tool.

8. Bulk Keyword Generator 

Bulk Keyword Generator

Bulk Keyword Generator is an optimum keyword research tool option for local SEO. It generates keywords based on your industry types. To operate this tool you need to first select your industry type and the location of the industry. The tool will generate a list of local keyword research, related to the services and products you have to offer. Further, the Bulk Keyword generator ensures that you are using relevant keywords to describe your product or services throughout your site.

Freemium Keyword Research Tools

1. Ahrefs Free Keyword Generator Tool 

Ahrefs Free Keyword Generator Tool

Ahrefs keyword generator tool has recently rolled out a new and improved keyword explorer, that offers you a data-driven and user-friendly program. It further combines keyword research along with user-generated questions, to effectively streamline and plan your web content. All you need to do is enter a seed keyword in the search tool and the tool generator will generate up to 150 related keywords along with 50 other related question searches on the website. Most keyword research tools will offer you vague insight about the keyword ranking, whereas Ahrefs will ensure to tell you exactly how many backlinks you will need to rank your keyword on the first page of the search results.

2. Semrush Free Keyword Magic Tool

Semrush Free Keyword Magic Tool

Semrush Keyword Magic Tool is one of the best keyword research tools. It is one of the several free tools offered by SEO giant Semrush. This particular keyword research magic tool will give you access to more than 20 million keywords across 120 geographical databases. Semrush free services include monthly research volume, the competitive density of paid advertisers, and keyword ranking difficulty level. The free account holders are limited to 10 searches a day across all the complementary tools and services offered by the Semrush magic tool.

3. Ubersuggest Free Keyword Tool

Ubersuggest Free Keyword Tool

The free version of the Ubersuggest keyword research tool provides users with a wealth of information such as search volume, SEO difficulty, paid difficulty, and CPC. When you enter a search term, the Ubersuggest research tool also displays the number of backlinks you would need to rank on the first page of the SERP for a particular keyword phrase. In addition, it also provides a list of effective keywords and content ideas to its users and allows the free account holders to use 3 keyword searches per day. In order to streamline your data right on the first page of the search result pages, Ubersuggets’ tools also come with free Chrome extensions on the website.

4. Moz Keyword Explorer 

Moz Keyword Explorer

Moz Keyword Explorer is one of the best and most well-designed keyword research tools that offer you monthly volume, organic difficulty, organic click-through rate, and a priority score for each keyword research. This way you can get access to the most attractive and outside-the-box suggestions that you probably won’t be able to find anywhere else. The organic click-through rate (CTR) generally displays the rate of users who have followed through and clicked on the search results. With Moz Keyword Explorer it is easy to download results into a spreadsheet.

5. WordStream Free Keyword Tool 

WordStream Free Keyword Tool

WordStream keyword research tool has a vast collection of long-tailed keyword research options in its database. Most keyword suggestions offered by this tool are relevant and highly useful for your blog posts. With the free version, you can search up to 30 queries in a day along with a search base of trillion search queries.

Final Words

We hope with all the tools mentioned above you will be able to build a well-built SEO and PPC campaign to expand your online business.


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