I know you're askign for software. But, consider this too:

http://www.crjstudyguide.com/

I've found a few inaccuracies in it. But, overall, the book a great way to study the CRJ systems. Rather than reading like a manual, it's all arranged in a question/answer format. I wish the second edition had been out when I did my type rating. The first edition wasn't nearly as complete, and only addressed the 200. This new edition is awesome.