Sizes and Naming of Launch Image for iPhone app in iOS8

Question

What are sizes/naming of the launch images used for iPhone app in iOS?

Answer 1

Size Conventions

iPhone3g : 320 x 480

iPhone4/4s : 640 x 960

iPhone5/5s : 640 x 1136

iPhone6 : 750 x 1334

iPhone 6plus : 1242 x 2208

Naming Conventions

For developers who don't wan't to use 'Asset Catalogs', they need to give specific names to launch images

iPhone3g : 'Default.png'

iPhone4/4s : '[email protected]'

iPhone5/5s : '[email protected]'

iPhone6 : '[email protected]'

iPhone6plus : '[email protected]'

For developers who would use 'Asset Catalogs', they don't need to give specific names to launch images

Go to ProjectSetting -> General-> Under 'App Icons and Launch Images', select 'Use Asset Catalog' for 'Launch Image Source', and drag-drop the launch images for their OS version's/Orientations