How do I permanently delete apps from iTune account?
How do I permanently delete apps from my iTunes account?
MacBook Air (11-inch Mid 2011), iOS 8.4
You can't, you can only hide them from the cloud via your computer's iTunes : Hide and unhide purchases in the iTunes Store - Apple Support (there is bug in iTunes that means that the 'x' isn't showing on an app's top left corner, but clicking where it should be should still hide it)