| 984 | Classic Trainer | ZX-Spectrum 48K | English |
| 985 | Classic Trainer II | ZX-Spectrum 48K | English |
| 22585 | Classical Guitar - Outlet #079 | ZX-Spectrum 128K | English |
| 22669 | Classical Guitar - Outlet #088 | ZX-Spectrum 128K | English |
| 22434 | Classics | ZX-Spectrum 128K | English |
| 11225 | Classix 1 | ZX-Spectrum 48K | English |
| 25727 | Classroom Adventure | ZX-Spectrum 48K | English |
| 6088 | Classroom Chaos | ZX-Spectrum 48K | English |
| 28113 | Clavichord | ZX-Spectrum 16K | English |
| 6089 | Claws of Despair | ZX-Spectrum 48K | English |
| 31925 | Clay Pigeon Shoot | ZX81 1K | English |
| 43801 | Clean Sweep | ZX-Spectrum 16K/48K | English |
| 26644 | Cleaner | ZX-Spectrum 16K | English |
| 22814 | Clear Lines | ZX-Spectrum 48K | English |
| 22375 | Clear Screen | ZX-Spectrum 48K | English |
| 39845 | Clear/Scroll | ZX-Spectrum 48K | English |
| 40868 | Clearance | ZX-Spectrum 16K | English |
| 22193 | Clearcut version 2 | ZX-Spectrum 48K | English |
| 39642 | Clef | ZX81 16K | English |
| 7321 | Clef | ZX-Spectrum 48K | English |