Here’s an extensive list of some of the best free keyword research tools for exploring new ideas and finding niche opportunities. They can also be helpful in identifying hot trends when looking for content to add to your website. All of these utilities are completely free and available to the general public.
If you’re looking for an advanced KW research tool with a more comprehensive set of features, you should definitely try out Wordtracker’s 7 day free trial, which they may only be offering for a limited time. Wordtracker provides it own unique KW data set and offers enhanced features that makes it easy for you to find keywords and organize your campaigns.