| 38359 | Caesar | ZX-Spectrum 48K | Czech |
| 787 | Caesar the Cat | ZX-Spectrum 48K | English |
| 788 | Caesar's Travels | ZX-Spectrum 48K | English |
| 24073 | Cafe | ZX-Spectrum 48K | Spanish |
| 789 | Cagara | ZX-Spectrum 48K | English |
| 2494 | Cage Match | ZX-Spectrum 48K | English |
| 18006 | Caja Negra | ZX-Spectrum 48K | Spanish |
| 21986 | Cal-Plan | ZX-Spectrum 48K | English |
| 19864 | CalCount | ZX-Spectrum 48K | English |
| 19865 | CalFiFat | ZX-Spectrum 48K | English |
| 27634 | Calc | ZX-Spectrum 48K | Spanish |
| 37505 | Calc | ZX-Spectrum 48K | Spanish |
| 26315 | Calciomania | ZX-Spectrum 48K | Italian |
| 22054 | Calcomathic | ZX-Spectrum 48K | English |
| 42269 | Calculad0ra "Screens & Fonts" | ZX-Spectrum 48K | English |
| 18561 | Calculador | ZX-Spectrum 48K | Spanish |
| 18636 | Calculador | ZX-Spectrum 48K | Spanish |
| 16294 | Calculadora | ZX-Spectrum 48K | Spanish |
| 23437 | Calculadora Cientifica Residente | ZX-Spectrum 48K | Spanish |
| 16537 | Calculadora por Interrupciones | ZX-Spectrum 48K | Spanish |