| Commodore C64 cass. |  Crossfire | 1991 | Atlantis Soft. |
| Amstrad CPC pack. |  Crossfire | 1991 | EDOS Electronic Distribution of Software |
| Commodore C64 type-in | Crossword Creator | 1991 | Compute! Publications, Inc. |
| Commodore Amiga 500 disk | Cruise for a Corpse | 1991 | US Gold, Ltd. Birmingham, England 13442 |
| Commodore Amiga 500 disk | Cruise for a Corpse | 1991 | US Gold, Ltd. Birmingham, England 13442 |
| Atari ST disk | Cruise for a Corpse | 1991 | US Gold, Ltd. Birmingham, England 13442 |
| IBM PC 3.5in. disk | Cruise for a Corpse | 1991 | US Gold, Ltd. Birmingham, England 13442 |
| IBM PC DOS pack. | Crusher Sw | 1991 | Soleau Soft., Inc. |
| IBM PC/AT DOS pack. | Crux Sw | 1991 | Lancaster, Bob |
| Sega Mega Drive cart. |  Crying Dragon | 1991 | TRECO |
| IBM PC 5.25in. disk | Crystal Caves - Episode 1-3 | 1991 | Apogee Soft. |
| IBM PC/AT DOS 3.5in. disk | Crystal Caves Vol. 1 - Troubles with Twibbles Sw | 1991 | Software USA 80093 |
| IBM PC/AT DOS pack. | Crystal Caves Vol. 1 - Troubles with Twibbles Sw | 1991 | Apogee Soft. |
| IBM PC/AT DOS 3.5in. disk | Crystal Caves Model 00030 | 1991 | Zoom Soft. Dallas, TX, USA |
| NEC PC-9801 Series 5.25in. disk | Crystal Chaser - Tenkuu no Mashoukyuu | 1991 | Telenet Japan |
| Amstrad CPC 464 disk | Crystal Mission Hb | 1991 | Stroiczek, Andreas |
| Nintendo Game Boy Cart. | Crystal Quest Model DMG-CQ-USA | 1991 | Data East Corp. Japan |
| Watara SuperVision game | Crystball | 1991 | Travellmate |
| Sinclair ZX Spectrum cass. | Cuando Llega la Noche | 1991 | Hispanis Adventures Spain |
| Sharp X68000 Series 5.25in. disk | Cuarto | 1991 | ASCII Corp. Japan |
| Arcade Video game | Cuatro en Linea | 1991 | Compumatic, S.A. |
| Commodore Amiga 500 disk | Cubulus | 1991 | Software 2000, Inc. |
| IBM PC/AT DOS 3.5in. disk | Cubulus | 1991 | Software 2000, Inc. |
| Commodore Amiga CDTV CD | Cubulus & Magic Serpent | 1991 | Software 2000, Inc. |
| Amstrad CPC type-in | Cubulux Hb | 1991 | Micro News |
| IBM PC DOS pack. | Cunning Football Ver. 4.5 Sw | 1991 | Cunningham, Cass |
| Sinclair ZX Spectrum cass. | Curse of Calutha | 1991 | Zenobi Soft. |
| Medal video game | Cuty Line Limited | 1991 | Dyna Co., Ltd. Osaka, Japan |
| NEC PC-Engine CD | Cyber City OEDO 808 Model NSCD0003 | 1991 | NCS Corp. Nippon Computer Systems Japan |
| Sharp X68000 Series 5.25in. disk | Cyber Core Model GS-203 | 1991 | SPS Japan |
| Sharp X68000 Series 5.25in. disk | Cyber RPG Pemo Pemo Pro-68k | 1991 | Kashiya |
| Nintendo NES cart. | Cyber Stadium Series - Base Wars Model NES-5B-USA | 1991 | Ultra Games Ultra Soft. Corp. |
| SNK Neo-Geo AES cart. | Cyber-Lip Model NGH-010 | 1991 | SNK Corp. Shin Nihon Kikaku Japan |
| Nintendo NES cart. | Cyberball Model NES-4Y-USA | 1991 | JALECO USA, Inc. USA |
| NEC PC-9801 Series 5.25in. disk | CyberBlock Metal Orange 18 | 1991 | Cybertech Custom Japan |
| NEC PC-8801 Series disk | CyberBlock Metal Orange 18 | 1991 | Cybertech Custom Japan |
| NEC PC-9801 Series 3.5in. disk | CyberBlock Metal Orange | 1991 | Cybertech Custom Japan |
| IBM PC/AT DOS pack. | Cyberbox Sw | 1991 | Beeferman, Doug |
| Amstrad CPC 464 disk | Cyberbricks Hb | 1991 | Unknown |
| Commodore Amiga 500 disk | Cybercon III | 1991 | US Gold, Ltd. Birmingham, England 13442 |
