FOCAL

FOCAL

Developer(s)	Code Mystics
Latest version	N/A
Active	Yes
Platform(s)	iOS Android Nintendo DS Wii U Nintendo Switch PlayStation 3 PlayStation Vita PlayStation 4 PlayStation 5 Xbox 360 Xbox One Xbox Series X/S Windows Linux macOS HTML5 Kindle / NOOK tablets
Architecture(s)	x86 x86-x64 x64 Power PC ARM
Emulates	Various
Website	Official Website

FOCAL is a technology used for official emulators used in re-releases of retro games made by Code Mystics, mainly used on re-releases of multiple games by SNK and Atari.

List of systems emulated

• Arcade boards from Atari, Konami, Midway, Rare, etc.
• Atari 2600 (e.g.: Atari's Greatest Hits)
• ZX Spectrum (e.g.: Rare Replay)
• NES (e.g.: Rare Replay)
• Nintendo 64 (e.g.: Rare Replay)
• Neo Geo (e.g.: most SNK re-releases on PC, several re-releases on PlayStation 4 and Nintendo Swtich)
• Neo Geo Pocket Color (e.g.: All re-releases made by SNK on Nintendo Switch and Steam)

Emulation accuracy

For online play on fighting games, FOCAL is known to use Code Mystics' own proprietary rollback technology called "Gemini".