iOS 程序图标规范

iOS 7.0+

Category	iPhone	iPhone Retina	iPad	iPad Retina
Icon	60*60	120*120	76*76	152*152
Spotlight	40*40	80*80	40*40	80*80
Settings	29*29	58*58	29*29	58*58

iOS 6.1-

Category	iPhone	iPhone Retina	iPad	iPad Retina
Icon	57*57	114*114	72*72	144*144
Spotlight	29*29	58*58	50*50
Settings	29*29	58*58	29*29

App Store 图标

Resolution	Size	Name
Standard resolution	512*512	iTunesArtwork
High resolution	1024*1024	iTunesArtwork@2x

启动图片

Screen	Size	Name
iPhone 3.5 inch	320*480	Default.png
iPhone 3.5 inch Retina	640*960	Default@2x.png
iPhone 4.0 inch Retina	640*1136	Default-568h.png