iOS 5.1 with Xcode 4.2 and retina in iPad 3
@WrightCS’s answer handles the part about the images perfectly well. However, you can get the simulator and SDK to run on Snow Leopard. Download Xcode version 4.3.1 bypassing the AppStore from here http://developer.apple.com/downloads Open up the package and copy /Volumes/Xcode/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS5.1.sdk to /Developer/Platforms/iPhoneOS.platform/Developer/SDKs/iPhoneOS5.1.sdk Copy /Volumes/Xcode/Xcode.app/Contents/Developer/Platforms/iPhoneOS.platform/DeviceSupport/5.1 to /Developer/Platforms/iPhoneOS.platform/DeviceSupport/5.1 (9B176 Copy /Volumes/Xcode/Xcode.app/Contents/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator5.1.sdk to /Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator5.1.sdk Adapted from here. Edit: … Read more