| 17380 | Codigo Secreto Lucybel: TRILOGY | ZX-Spectrum 48K | Spanish |
| 11597 | Coin-Op Connexion | ZX-Spectrum 48K | English |
| 11598 | Coin-Op Hits | ZX-Spectrum 48K | English |
| 11599 | Coin-Op Hits II | ZX-Spectrum 48K | English |
| 25110 | Colditz Castle + The Wizard | ZX-Spectrum 48K | English |
| 14979 | Coleccion Dinamic-90 | ZX-Spectrum 48K | Spanish |
| 12296 | Coleccion de Exitos Dinamic | ZX-Spectrum 48K | Spanish |
| 15715 | Colin the Cleaner + Big Ben Strikes Again | ZX-Spectrum 48K | English |
| 12267 | Colin the Cleaner + Who Said That? | ZX-Spectrum 48K | English |
| 19230 | Colouring Book | ZX-Spectrum 48K | English |
| 11600 | Combat - Pack 3 | ZX-Spectrum 48K | English |
| 17915 | Combat Simulation Volume 1 | ZX-Spectrum 128 +3 | English |
| 32079 | Combate | ZX81 16K | Portuguese |
| 13164 | Comecocos + Froggy | ZX-Spectrum 16K | - |
| 9616 | Comets | ZX-Spectrum 48K | English |
| 14980 | Comic, Arcade & Aventura | ZX-Spectrum 48K | Spanish |
| 11229 | Command Performance | ZX-Spectrum 48K | English |
| 11227 | Commando + Scooby-Doo | ZX-Spectrum 48K | English |
| 15855 | Como Usar los Colores y los Graficos en el Spectrum | ZX-Spectrum 48K | Spanish |
| 11601 | Compass Collection 1 | ZX-Spectrum 48K | English |