Unlike in Windows, on macOS an application is not just an executable. For example the Safari.app bundle contains not just the executable, but Information property lists, resources such as icons, plug-ins, etc. app file is a bundle or a collection of related resources from the view of the OS. In it's simplest form a disk image is a file containing what would normally reside on a physical device say, a hard drive, thumb drive, floppy disk, etc.Ī macOS application or.
