The idea behind having a suite of tools instead of a single all-inclusive tool is that you can install all of them as a package or you can pick just one best tool for the area of SEO you are currently working on.

It saves you money, naturally, but also the navigation is less of a mess.

Rank Tracker offers enough keyword research tools to set you up for life. You can:

And if you end up with too many keywords to choose from, and you most likely will, then there are plenty of filtering and sorting options to help you identify the keywords with the promise of the most traffic.

Choose keywords by difficulty, organic traffic, cost per click, or use negative keywords to eliminate irrelevant results.