Icons show whether a ROM or disk image is compressed or not (like Power64 and Nestopia Bundle Tune-up).Enable/disable each sound channel, and each extended sound channel (total 13).Very accurate Famicom Disk System if you want to play FDS games.Runs many hacked games that will not run in other emulators.Emulates a light gun with the mouse and cross-hairs.Runs full-speed on any Mac OS X 10.3.9+ machine.Here are some features that make it stand out: MacFC is different than other Mac NES emulators, such as RockNES and Nestopia. If you want the Classic Mac OS Version, please go to this page. MacFC is a Japanese Nintendo NES / Famicom emulator developed by T.Aoyama.