Without a doubt, it’s Ad Word Analyzer. No other keyword research software has this much power and flexibility, for such an affordable price. It is well worth every penny.

Plus, it’s super easy to use, it reports the number of ads on Google and MSN, it reports AdWords cost per click data, you can spy on all your competitors ads, it has advanced filtering options, and so much more.

This keyword research software is used around the world and works no matter what country you live in. Even if you live outside the United States you can still view Adwords in the United States without using a proxy server.