每次写项目都去搜索别人的文章看尺寸，最近闲下来便想整理篇，以便日后需要。
AppIcon
iPhone Notification iOS 7-11 20pt 2x( 40x40 ) 3x( 60x60 )
iPhone、Spotlight iOS 5,6 、Settings iOS 5-11 29pt 2x( 58x58 ) 3x( 87x87 )
iPhone Spotlight iOS 7-11 40pt 2x( 80x80 ) 3x( 120x120 )
iPhone APP iOS 7-11 60pt 2x( 120x120 ) 3x( 180x180 )
iPad Notifications 7-11 20pt 1x( 20x20 ) 2x( 40x40 )
iPad Settings 5-11 29pt 1x( 29x29 ) 2x( 58x58 )
iPad Spotlight iOS 7-11 40pt 1x( 40x40 ) 2x( 80x80 )
iPad App iOS 7-11 76pt 1x( 76x76 ) 2x( 152x152 )
iPad Pro App iOS 9-11 83.5 2x( 167x167 )
LaunchImage
iPhone X 1125*2436
iPhone Retina HD 5.5 1242*2208
iPhone Retina HD 4.7 750*1334
iPhone Retina HD 2x 640* 960
iPhone Retina HD 4 640* 1136
iPhone Portrait iOS5,6 1x 320*480
iPhone Portrait iOS5,6 2x 640*960
iPhone Portrait iOS5,6 Retina 4 640*1136
iPad Portrait iOS 5,6 1x( 768x1024 ) 2x( 1536x2048 )
iPad Portait iOS 7-9 1x( 768x1024 ) 2x( 1536x2048 )
iPad Landscape iOS 5,6 1x( 1024x768 ) 2x( 2048x1536 )
iPad Landscape 7-9 1x( 1024x768 ) 2x( 2048x1536 )
iPad Portrait Without Status Bar iOS 5,6 1x( 768x1004 ) 2x( 1536x2008 )
iPad Landscape Without Status Bar iOS 5,6 1x( 1024x748 ) 2x( 2048x1496 )
