Perhaps the most important types of tools for any affiliate are key phrases search tools. I use these sort of tools every day for tasks such as planning a series of articles to research on launching new sites.
I can’t stress enough just how important keyword research is. To help you refine your keyword research I have listed 8 free keyword tools below.
Here are some of the best 10 Free Keyword Research tools for SEO. Hope it might be useful for you guys,