Keyword research is crucial to SEO content creation. Understanding your target audience’s keywords can help you optimize your website, boost ranks, and increase organic traffic. Premium keyword research tools are available, but not everyone can afford them. Fortunately, various free keyword research tools can help you optimize your content without breaking the bank. This comprehensive guide covers 10 top free keyword research tools. Each tool provides distinct features and benefits to gather data and find new keyword prospects.
1. GetKeywords
GetKeywords is a powerful free keyword research tool that focuses on local SEO. It offers keyword metrics for over 100,000 locations, allowing you to narrow down search results to specific countries, provinces, and cities. With support for up to 45 languages, GetKeywords provides real-time data analysis and insights into your audience’s preferred devices and competitors’ traffic sources.
Key Features:
- Real-time data analysis
- Audience’s preferred devices
- Competitors’ traffic sources
- Global search
2. Sonar
Sonar is a free, Amazon-focused keyword research tool. Amazon optimizes its listings for search engines by analyzing the search volume of millions of keywords in many languages. The reverse ASIN lookup is a beneficial function, as it allows you to monitor your rivals’ term usage simply by inputting their ASIN (Amazon Standard Identification Number).
Key Features:
- Over 180 million keywords
- Multiple languages
- Reverse ASIN lookup
- Real-time data
Best Keyword Research Tool For Amazon Sellers
Pricing: Sonar is free to use.

3. QuestionDB
QuestionDB is a unique keyword research tool that focuses on generating content ideas based on the questions people commonly ask. QuestionDB generates common questions from popular platforms such as Reddit, Stack Exchange, and Quora by entering a seed keyword. This tool provides valuable insights into your target audience’s questions and helps you generate relevant content ideas based on their search queries.
Key Features:
- Insights into common questions
- Generate relevant content ideas.
- Multiple data sources (Reddit, Stack Exchange, Quora)
Superior Keyword Tool for Brainstorming Blog Post Topics
Pricing: The free version of QuestionDB has fewer options but is still valid. Premium plans start at $12.50/month when invoiced annually.
4. Ryan Robinson’s Keyword Tool
Ryan Robinson’s Keyword Tool is a free AI-powered keyword research tool focusing on essential metrics such as estimated search volume and suggested blog topics. Created by professional blogger Ryan Robinson, this tool is designed to help content creators find untapped phrases surrounding a keyword. It also provides country-specific search data, allowing you to tailor your content to specific audiences.
Key Features:
- Essential metrics (search volume, suggested blog topics)
- Country-specific search data
Best Keyword Research Tool For Finding untapped keyword phrases
Pricing: Ryan Robinson’s Keyword Tool is free to use.

5. Keyword Tool Dominator
Keyword Tool Dominator is a powerful free keyword research tool for multichannel marketers and e-commerce professionals. It gets keywords from nine extensive retail databases, like Google, Amazon, Bing, and eBay, to develop many long-tail phrase ideas. While the free plan limits you to two daily keyword searches and doesn’t offer keyword analysis, the premium plans provide unlimited real-time keyword searches and recommendations.
Key Features:
- Unlimited real-time keyword searches (premium plans only)
- Unlimited keyword suggestions, including long-tail keywords
- Exportable reports
Best Keyword Research Tool For: Multichannel marketers
Pricing: Keyword Tool Dominator has a free plan that has few tools. For $49, you can use the tools as much as you want for life, and you only have to pay once for each gadget. The package costs $99 and comes with six keyword tools.
6. Google Autocomplete
Google Autocomplete is an essential yet powerful tool for keyword research. As you type a keyword into the Google search bar, Autocomplete provides search suggestions in the dropdown menu. These suggestions include various long-tail keyword phrases that are variations of your primary keyword. Additionally, Google’s “People Also Ask” feature provides questions that searchers ask related to your keyword, offering opportunities for subheadings and featured snippets. The “Related Searches” section displays searches semantically related to your keyword, providing ideas for related topics.
Best Keyword Research Tool For All Users
Pricing: Google Autocomplete is free to use.

7. Keyword Tool
Keyword Tool is an excellent option for Google Keyword Planner because it looks at data from places other than Google. It uses data from search engines, e-commerce websites, and social media platforms like Bing, YouTube, Amazon, and Instagram to generate a list of long-tail keyword suggestions. By choosing the website and country you want to view data from, Keyword Tool provides insights into search volume and autocomplete data from those sources.
Key Features:
- Generates up to 750+ long-tail keyword suggestions
- Multiple data source inputs
- No user account is required.
Best Keyword Research Tool For Multichannel keyword research
Pricing: The keyword Tool offers a free plan. The premium version starts at $69/month when billed annually.
8. Glimpse
Glimpse is a free Chrome extension that helps you identify upcoming search trends. By checking popular and high-growth topics from websites outside of Google, such as Pinterest, Amazon, TikTok, and YouTube, Glimpse allows you to find business ideas before they become mainstream. You can set Google Trend alerts to be notified when a topic starts trending, giving you a head start in creating content around emerging trends.
Key Features:
- Long-tail search data
- Google Trend alerts
- Database of thousands of trends
Best Keyword Research Tool For Finding Keyword Trends
Pricing: Glimpse is free to use.

9. Keywords Everywhere
Keywords Everywhere is a freemium browser add-on available for Firefox and Chrome. It collates data from popular keyword research tools like Ubersuggest, AnswerThePublic, Google Search, Google Analytics, Google Search Console , and Moz Open Site Explorer. Keywords Everywhere provides keyword suggestions, keyword trends, and competitor keywords. You can also find traffic metrics for YouTube and Google Trends, helping you uncover new keyword opportunities.
Key Features:
- Data collation from popular keyword research tools
- YouTube and Google Trends data
- Competitor keyword analysis
Best Keyword Research Tool For: Keyword research within search
Pricing: Keywords Everywhere offers a free version with limited features. The Premium version uses a pay-as-you-go model, with credits available for purchase.
10. AlsoAsked
AlsoAsked is a freemium keyword research tool around Google’s “People Also Ask” (PAA) data. Using a seed keyword, AlsoAsked suggests related keywords and visualizes keyword relationships in a branching diagram. This visualization can be downloaded as a . CSV or. PNG file, helping you gain insights into related keywords and questions people commonly ask.
Key Features:
- Identify related keywords
- Visualize keyword relationships
- Export keyword data as. CSV or. PNG files
Best Keyword Research Tool For Content ideation and finding related questions
Pricing: AlsoAsked offers a limited free trial. The tool starts at $15/month.

FAQ’s
What are free keyword research tools?
Free keyword research tools are online tools or software that help you find relevant keywords for your content without any cost.
How do free keyword research tools work?
Free keyword research tools use various algorithms and databases to provide keyword suggestions based on search volume, competition, and relevance.
What is the difference between free and paid keyword research tools?
While paid keyword research tools offer more advanced features and data, free tools can still effectively provide a good starting point for your keyword research.
Which are some popular free keyword research tools?
Ubersuggest, Google Keyword Planner, Keyword Tool, Soovle, and Answer the Public are well-known free keyword research tools.
Can I rely solely on free keyword research tools for my SEO strategy?
Free keyword research tools can be a great starting point, but they may need to provide all the necessary data and insights required for a comprehensive SEO strategy. Combining them with other research methods and tools is recommended for better results.
In this ultimate list of free keyword research tools, we have explored 10 of the best tools available. From GetKeywords to AlsoAsked, each device offers unique features and benefits that can help you uncover valuable keyword insights and optimize your content. Whether you’re a local SEO expert, an Amazon seller, or a content marketer, these free tools can provide valuable data to enhance your keyword research efforts. So why wait? Start exploring these tools today and take your SEO strategy to the next level!