There is a free trial available at their website to see if it's something you want to use.
So far only a few games have been made with the compiler and suite of tools, most notably from Eric Grange who created an entry into the PGD Challenge with his own competition entry called War Trail. You can check out his entry on the PGD Challenge Showcase website at www.PGDChallenge.com!
More details about prizes and the how the competition will be ran by the end of January will be announced on the Optimale Systemer website. Keep an eye out for that as the February Round of these contests comes closer. The tablets they will offer up for prizes so far have been listed as: "iPad, iPad mini, Android based tablet, Windows tablet" and $750 USD Value.
To check out further details about how to win yourself a brand new tablet or to try Smart Mobile Studio at www.SmartMobileStudio.com.
News Sources: Optimale Systemer, Twitter