In the realm of Search Engine Optimization services, keywords hold a premium role. Keywords act as signals to the major search engines, including Google, Yandex, Brave, Yahoo, Bing, and so on, and help search engines understand the content of the website and provide relevant website content to the users based on their queries. So, if you are a website owner/content creator and want users to find your site easily while they use search terms in the search engines to find services relevant to your niche and their needs, keyword research tools can be your best aid. Today, in this blog post, SK Web World, one of the best SEO services in Salt Lake Sector V, is going to share the names of the top free keyword research tools of 2025. 

These keyword research tools not only save your time but also your pocket in the long run. 

Top Keyword Research Tools to Use for Free

So, let’s not stretch the discussion unnecessarily but have a look at the list of top free keyword research tools of 2025 presented by the best SEO company in Salt Lake that will help you optimize content, keep your competitors at bay, and seize your website’s rank on the top of SERPs. 

1. Ahrefs:

Ahrefs is distinguished as one of the best keyword research tools in 2025. It has a large data collection and provides in-depth research and information on keywords, including the search volume, keyword difficulty, and analysis at the competitive level so that users can incur successful SEO tactics. If you are okay with a paid keyword research tool to access premium features, you can go with Ahref’s Lite plan, which starts at 99 dollars per month. 

2. Semrush:

You can use it for free and obtain deep keyword research. The keyword research results come up with the following information search volume, competition density score, keyword variations, CPC, difficulty level, and topics you should cover with these keywords. You can also have a glimpse of the competitors while searching for top keywords and the visibility score of the keywords for better understanding. 

3. Keyword Tool:

If you are new in the domain of SEO and keyword research, KeywordTool.io is the perfect keyword research tool for you. This tool provides in-depth keyword research with Google autocomplete prediction and generates long-tail keyword suggestions from top search engines, including Google, YouTube, Bing, Amazon, and lots more. The tool supports 88 different languages and more than 192 Google domains. 

4. Keyword Generator:

It shows nearly 150 keyword ideas once you enter a topic and the target country. The keyword research result also contains the keyword difficulty score with 50 most asked questions. 

5. Answer the Public:

This tool allows you to make three free keyword searches per day. It uses the autocomplete feature to provide info on users’ searches. You can see the search volume through indicators like high, average, and low. 

6. Google Keyword Planner:

If you are an advertiser and are looking for a free keyword research tool in 2025, Google Keyword Planner is the answer. It is also good to serve SEO purposes. It provides a user-friendly interface and insightful data, including search volume, level of competition, and CPC. 

7. UberSuggest:

It is an amazing free keyword research tool that generates long-tail and short-tail keywords quickly. You will also access the search volume, keyword suggestions, density, keyword difficulty score, and suggested questions and comparisons. 

8. SE Ranking:

This tool makes keyword research and analysis easy. The tool provides in-depth analysis, including search volume, keyword difficulty, cost per click, related keywords and their volume, and questions as well. You can also have the SERP overview with a keyword research report for free. 

9. Web CEO:

This is one of the best free tools used for advanced keyword research. This tool provides content ideas from diverse sources in the blink of an eye, along with metrics like global monthly searches, average CPC, bid competition, and global keyword effectiveness index. The tool helps to monitor search trends with a specific keyword for the past 12 months. 

10. QuestionDB:

QuestionDB is an excellent tool that helps to find question-oriented keywords by extracting keyword data from more than 48 million questions available on sites like Reddit, Quora, Stack Exchange, and more. It is a great keyword research tool to find topics for blogs and post ideas for social media platforms. 

There are more free tools like Soovle, Google Search Console, SERP Checker, Keyword Difficulty Checker, and more. However, we have listed the top 10 free keyword research tools above. For more ideas on keyword research and how to streamline your research to drive results, you can consult SK Web World, one of the most reliable SEO services in Salt Lake Sector V. We will be happy to cater to your keyword research and other SEO needs effortlessly within your budget.