| Sinclair ZX Spectrum cass. |  Colony | 198? | Dro Soft. Madrid, Spain |
| Sinclair ZX Spectrum cass. | Colossus Chess 4.0 | 198? | Zafiro Soft. Div. Spain |
| Sinclair ZX Spectrum cass. | Combat 3D | 198? | Microbyte, S.A. |
| Sinclair ZX Spectrum cass. |  Combat Lynx | 198? | Encore 012189 |
| Sinclair ZX Spectrum cass. |  Comecocos | 198? | Investronica Spain |
| Sinclair ZX Spectrum cass. | Commando Model 61711052 | 198? | Zafiro Soft. Div. Spain |
| Sinclair ZX Spectrum cass. | Commando Model SP 011 | 198? | Sprites France |
| Sinclair ZX Spectrum cass. | Commando Model ZS-48/052 | 198? | Zafi Chip |
| Sinclair ZX Spectrum cass. | Computing Videoteca ZX No. 1 | 198? | Editoriale Video Italy |
| Sinclair ZX Spectrum cass. | Computing Videoteca ZX No. 2 | 198? | Editoriale Video Italy |
| Sinclair ZX Spectrum cass. | Computing Videoteca ZX No. 3 | 198? | Editoriale Video Italy |
| Sinclair ZX Spectrum cass. | Computing Videoteca ZX No. 4 | 198? | Editoriale Video Italy |
| Sinclair ZX Spectrum cass. | Computing Videoteca ZX No. 5 | 198? | Editoriale Video Italy |
| Sinclair ZX Spectrum cass. | Computing Videoteca ZX No. 6 | 198? | Editoriale Video Italy |
| Sinclair ZX Spectrum cass. | Computing Videoteca ZX No. 7 | 198? | Editoriale Video Italy |
| Sinclair ZX Spectrum cass. | Confrontation Scenarios Volume 1 | 198? | Aackosoft Netherlands |
| Sinclair ZX Spectrum cass. | Confusion | 198? | PRISM Micro-informatique S.A. France |
| Sinclair ZX Spectrum cass. | Confuzion | 198? | Alternative Soft., Ltd. |
| Sinclair ZX Spectrum cass. | Confuzion Model 1SEA-198 | 198? | System 4 de Espana, S.A. Spain |
| Sinclair ZX Spectrum cass. | Conquestador | 198? | Erbe Soft. Spain |
| Sinclair ZX Spectrum cass. | Contact Sam Cruise | 198? | Summit Soft. |
| Sinclair ZX Spectrum cass. | Continental Circus | 198? | Dro Soft. Madrid, Spain |
| Sinclair ZX Spectrum cass. | Continental Circus | 198? | Tronix |
| Sinclair ZX Spectrum cass. | Continental Circus | 198? | Mastertronic Plus UK 012967 |
| Sinclair ZX Spectrum cass. | Convoy Raider | 198? | Erbe Soft. Spain |
| Sinclair ZX Spectrum cass. | Cornish Venturer | 198? | Dee-Kay Systems |
| Sinclair ZX Spectrum cass. | Correcaminos | 198? | Erbe Soft. Spain |
| Sinclair ZX Spectrum cass. | Cosmic Debris | 198? | Paxman Promotions |
| Sinclair ZX Spectrum cass. | Cosmic Debris | 198? | Forward Soft. |
| Sinclair ZX Spectrum cass. | Cosmic Raiders | 198? | Orion Portugal |
| Sinclair ZX Spectrum cass. | Cosmic Shock Absorber | 198? | Erbe Soft. Spain |
| Sinclair ZX Spectrum cass. | Cosmic Wartoad | 198? | Erbe Soft. Spain |
| Sinclair ZX Spectrum cass. | Countdown | 198? | Bradbury, Carol & Paul |
| Sinclair ZX Spectrum cass. | Countdown | 198? | Forward Soft. |
| Sinclair ZX Spectrum cass. | Countdown | 198? | Infected Soft. |
| Sinclair ZX Spectrum cass. | Countdown | 198? | TV Games |
| Sinclair ZX Spectrum cass. | County Cricket | 198? | Cult |
| Sinclair ZX Spectrum cass. | Crack Down | 198? | Erbe Soft. Spain |
| Sinclair ZX Spectrum cass. | Crazy Cars | 198? | Proein Soft Line Spain |
| Sinclair ZX Spectrum cass. | Crazy Cars | 198? | Erbe Soft. Spain |
