edit snes rom header fields · title · region · rom type · auto-recompute checksum · download · runs locally
[drop rom]
drop a snes rom
.sfc / .smc / .bin
[status]
drop a snes rom to edit its header
[notice]
you supply your own files. fatcousin does not host, link to, or recommend sources for rom files, bios files, or copyrighted game data. this tool is for preservation, modding, research, and education with files you lawfully possess. all processing runs in your browser — files never leave your device.