| 6108 | Corporal Stone | ZX-Spectrum 48K | English |
| 21437 | Corrector | ZX-Spectrum 48K | English |
| 35591 | Correlation Coefficient | ZX-Spectrum 48K | English |
| 36278 | Corrida de Caracóis | ZX-Spectrum 48K | Portuguese |
| 38905 | Corridas | ZX-Spectrum 48K | Portuguese |
| 42919 | Corridas Sinclair | ZX-Spectrum 48K | Portuguese |
| 44276 | Corridors | ZX-Spectrum 48K | English |
| 36349 | Corridors of Doom | ZX-Spectrum 48K | English |
| 1071 | Corridors of Genon | ZX-Spectrum 48K | - |
| 28097 | Corridors of Power | ZX-Spectrum 48K | English |
| 17738 | Corridors of the Nethermind | ZX-Spectrum 48K | English |
| 43058 | Corriente Alterna | ZX-Spectrum 48K | Spanish |
| 18084 | Corriente Continua: Ley de Ohm | ZX-Spectrum 48K | Spanish |
| 10747 | Corrupt | ZX-Spectrum 48K | Spanish |
| 9625 | Corruption | ZX-Spectrum 48K | English |
| 1073 | Corruption | ZX-Spectrum 48K | English |
| 38595 | Corso di Chitarra | ZX-Spectrum 48K | Italian |
| 26329 | Corso di Chitarra | ZX-Spectrum 48K | Italian |
| 36415 | Corso di L/M parte 5 | ZX-Spectrum 48K | Italian |
| 36412 | Corso di L/M parte 6 | ZX-Spectrum 48K | Italian |