10 Free Keyword Tools That Will Change the Way You Do SEO

In the world of digital marketing, a solid SEO strategy begins with good keyword research. If you choose the wrong keywords, you can attract irrelevant traffic or lose visibility compared to your competitors. That's why free keyword tools have become essential for both entrepreneurs and marketing professionals who want to improve their rankings without investing in expensive tools.

At At Agencia Roco We understand the importance of doing SEO intelligently, without having to spend a lot of money. That's why we're sharing a selection of 10 free keyword tools that you can start using today to improve your content, campaigns, and web performance.

1. Google Keyword Planner: the Google classic with reliable data

Google Keyword Planner It's the official Google Ads tool, initially designed to plan advertising campaigns. However, its functionality goes far beyond paid ads: it's one of the most widely used free keyword tools for SEO.

• What does it offer? Monthly search volume, competition, and CPC estimates.
• Key Advantage: Direct access to data from Google, the most widely used search platform in the world.
• Use it for: Discover new content ideas, validate keyword opportunities, and plan PPC campaigns.

Want to master Google's keyword analysis tools? We invite you to read our article: How to do a keyword analysis on Google? and learn step by step how to identify the best opportunities for your SEO strategy.

2. Ubersuggest: Complete analysis with a generous free version

Created by Neil Patel, Ubersuggest has become a favorite for its balance of free features and ease of use. Not only does it provide keyword ideas, it also allows you to perform site audits and analyze competitors.

• What does it offer? Volume, SEO difficulty, trends, backlinks, related content.
• Key Advantage: Clear visualization of key metrics and actionable suggestions.
• Use it for: Develop content strategies and analyze your competitors.

3. AnswerThePublic: Content based on search intent

When it comes to creating useful and relevant content, AnswerThePublic is one of the most creative free keyword tools. It shows you real questions users are asking about a keyword.

• What does it offer? Visual maps of questions, comparisons, and related phrases.
• Key Advantage: Ideal for understanding the intent behind searches.
• Use it for: Create “how-to,” “what is,” and “why” content that answers real questions.

4. Google Trends: Identify what's trending

Google Trends It allows you to analyze the evolution of interest in certain keywords over time and by geographic location. This is vital for identifying opportunities for seasonal or emerging content.

• What does it offer? Interactive charts, comparison between terms, interest by region.
• Key Advantage: Detect real-time trends and seasonal cycles.
• Use it for: Anticipate emerging issues and plan timely campaigns.

5. Keyword Tool: Boost your ideas with autocomplete

Keyword Tool uses autocomplete from search engines like Google, YouTube, Bing, and Amazon to offer long-tail keyword suggestions. Its free version provides hundreds of ideas without registration.

• What does it offer? Long-tail keywords, platform segmentation.
• Key Advantage: Find very specific variations for specific niches.
• Use it for: Enrich your content with low-competition but valuable keywords.

6. Soovle: Quick inspiration from multiple sources

Soovle is a lightweight but effective tool. You enter a keyword and you get suggested terms from search engines like Google, Bing, Amazon, Wikipedia and more in seconds.

• What does it offer? Autocomplete from multiple platforms in a single view.
• Key Advantage: Ideal for quick and diversified inspiration.
• Use it for: Uncover opportunities beyond Google and enhance your multi-channel strategy.

7. Keyword Sheeter: Massive Volume in Seconds

If your priority is generating a long list of ideas without the hassle of complex tracking and analysis, Keyword Sheeter is a great option. Enter a keyword and get hundreds of suggestions in seconds.

• What does it offer? Mass keyword generation from Google Autocomplete.
• Key Advantage: Speed and ease of use.
• Use it for: Brainstorming ideas or creating databases for later filtering.

8. SERPstat: SEO suite with useful free features

SERPstat is a robust platform that includes a free plan with key features. It offers keyword research tools, backlink analysis, SEO auditing, and more.

• What does it offer? Volume, difficulty, related words, domain analysis.
• Key Advantage: Integrates technical, on-page and competitive SEO.
• Use it for: Get a 360° view of your site and your competitors without paying.

9. Keywords Everywhere: research from the browser

Keywords Everywhere is a Chrome and Firefox extension that displays data directly in search results. While some features require a fee, the free version is still powerful.

• What does it offer? Volume, CPC, real-time competition.
• Key Advantage: It works while you browse, without the need to open an extra platform.
• Use it for: Fast, contextual research while exploring Google or YouTube.

10. WordStream Free Keyword Tool – Great for PPC and Beginners

WordStream offers a simple yet effective tool for those new to keyword research. Simply enter your keyword and industry to get relevant results.

• What does it offer? Keyword suggestions, volume, CPC, topic grouping.
• Key Advantage: Intuitive and focused on advertising results.
• Use it for: PPC campaigns or quick planning of optimized content.

Why is it Key to Use Free Keyword Tools?

Keywords remain the heart of SEO and content marketing. Thanks to these free tools, you can:

• Identify traffic opportunities without large investments.
• Better understand user search intent.
• Optimize your content based on real data.
• Establish more efficient competitive strategies.

At Agencia Roco, as experts in organic positioning and digital strategies, we recommend starting with these free keyword tools to build a solid foundation. Remember, the most important thing isn't just having ideas, but knowing how to apply them strategically.

Start Improving Your SEO Today!

Explore these tools, analyze your opportunities, and create content that responds to what your audience is really searching for. And if you need an expert hand, at Agencia Roco we're ready to help you grow on Google with customized strategies.