where should my game publish to?

im totally confuse. some of the developer publish to itune. some of them publish to apple store. but some of them publish to game center.

itune, game center, apple store?

where should my game publish to? itune? game center? or apple store? i mean which is the best selling place? can i publish to three place?(itune,game center,apple store)

If it’s an iOS game, then you publish it to the AppStore. If it’s a Mac OSX game, you publish it to iTunes. You don’t publish anything to Game Center, you use Game Center as part of your iOS game.