Blackjack created in objective-C and XCode to run on a iOS device
Read more about the project here and see a screenshot of the endresult: http://onstwedder.github.com/ios-blackjack-tutorial/
The sourcecode of the application that is created is the result of a multipart tutorial, that can be found here: http://onstwedder.com/en/Tutorials/Blackjack_Tutorial_for_IOS/