Get a Console EmulatorĮmulating a game requires two parts: the ROM, which contains the game data, and the emulator, which acts as the console system. With the instructions below, you can play retro games on macOS from NES, SNES, Nintendo 64, Game Boy, and a ton more. An emulator imitates a console gaming system, allowing you to play console games on your Mac. You can play retro games on macOS with an emulator.