I only use WordTracker, rather than the old Google keyword research tool. In my experience, WordTracker is the best keyword analysis tool because it's easy to understand, use, and find the information for which you are looking. I also think WordTracker is the most well known …
Word tracker was cheap to use, can be rolled out to a team quickly, and provides good data for Search engine optimization SEO and paid search management SEM. Word tracker uses multiple databases, and has a nice data set. There are others out there, but they are not as flexible, …