rom region detector — free browser tool | fatcousin

detect rom region and tv system from embedded headers · nes snes n64 genesis gb gba sms gg · country codes · ntsc / pal · no upload · runs locally

drop file

drop a rom file

.nes .sfc .gb .gbc .gba .n64 .z64 .gen .sms .gg or any binary ROM

Select file

supported systems

NES.nesno region field in iNESNTSC/PAL (by hardware)

SNES.sfc .smc$7FD9 / $FFD9 (dest code)NTSC / PAL

Game Boy.gb .gbc$014A (dest code)NTSC / PAL

GBA.gbagame code 4th charregion-free hardware

N64.z64 .n64 .v64$003E (country code)NTSC / PAL

Genesis.gen .md .bin$01F0–$01F2 (country chars)NTSC / PAL

SMS / GG.sms .ggTMR SEGA header nibbleNTSC / PAL / N/A (GG)