8 Free keyword research tools

1. Answer The Public

Answer the Public pulls the questions people are asking (and a few other types of queries) from Google’s autocomplete results. It’s super useful for generating topic ideas.

2. Google Keyword Planner

Google Keyword Planner is Google’s keyword research tool. Use it to generate keyword ideas based on up to ten seed keywords, or from a website or URL.

While Keyword Planner does have limitations such as a lack of absolute search volumes, it’s useful for finding keyword ideas that you might struggle to find using traditional keyword research tools.

3. Ahrefs’ Keyword Generator

Ahrefs’ Keyword Generator pulls the top 100 keyword ideas for any seed keyword or phrase from our database of over ten billion keywords across 170+ countries. It shows the estimated monthly search volume for each suggestion, plus Keyword Difficulty (KD) scores for the first ten ideas.

4. Google Trends

Google Trends shows the popularity of a topic over time. Use it to catch and capitalize on trending topics, and avoid creating content about those with waning interest.

5. Keyworddit

Keyworddit extracts keywords from Reddit. Just enter any subreddit (e.g., /r/bigSEO), and it’ll pull a list of keywords with estimated monthly search volumes.

6. AlsoAsked.com

AlsoAsked.com scrapes the questions from Google’s People Also Ask (PAA) boxes. Use these to find subtopics and questions that might be worth answering in your article.

7. Keyword Surfer

Keyword Surfer is a free Chrome Extension that shows estimated global and monthly search volumes for any query typed into Google. You can also see similar keywords and related terms in the sidebar.

8. Rank Math

Rank Math is a WordPress SEO plugin that helps with on-page and technical SEO

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