...Programs that have similar idea are: Google AdWords, SERPWoo's Keyword Finder, Wordpot, and others.
Difference is, this program is intelligent and it accepts your input data and then predicts keywords based on your likes or dislikes. As the main engine, it uses the SMOReg algorithm to analyze and map the keyword frequencies of your data.
This can be a great SEO tool to help increase the traffic of any website featuring a product.
Iris is an interface for monitoring multiple pages and RSS files for changes. You can affect keywords or regexp to each web-page to receive mail alert. Version 6.6 is a web based application. Since version 7.2 it's a Perl-gtk application