There is information on the GAPI (Game API) in http://www.pocketpcdn.com/articles/gapibuffer.html ... That might get you started.. -- Ah, you are talking about any app.. well, creating a new project in Visual Studio would put you on the right track, and from there on, it's easy to have a hello world thing going... http://msdn2.microsoft.com/en-us/library/ms180791.aspx Regards, Mike http://www.code.ae