Best Keyword Research Tools For SEO Free

1. GOOGLE KEYWORD PLANNER

Google keyword planner is an extremely useful tool that helps you find the most relevant keywords for your content and website. 

2. UBERSUGGEST

Ubersuggest keyword chrome extension is a useful tool for webmasters. It allows you to  find the best keywords for your website and improve the positions of your website 

3. ANSWER THE PUBLIC

AnswerThePublic is built by the team behind CoverageBook, the beautifully simple coverage reporting tool built for PR professionals to showcase and measure the impact of their work.

4. KEYWORDS EVERYWHERE

Keywords Everywhere is a freemium {free+premium} chrome extension that helps you with Keyword Research. It shows you monthly search volume, CPC & competition data on 10+ websites.

5. GOOGLE

I think you know very well, the most powerful keyword tool is itself google. It gives you 100% accurate data with the help of their AI technology and its algorithm.