如何从苹果的iTunes«应用商店»和«Mac应用商店»获得信息

I'm searching a solution to get all the information/retrieve all data from the iTunes «App Store» and «Mac App Store» from Apple to a given App-ID … Is there a way to read out all the infos like App-Description, Price, Icon, Developer, Ratings etc. from the Stores?I'm searching a solution to get all the informa