| 18835 | Cinquillo | ZX-Spectrum 48K | Spanish |
| 16137 | Cintas Locas | ZX-Spectrum 48K | Spanish |
| 22371 | Cintue | ZX-Spectrum 48K | Spanish |
| 17959 | Circuito | ZX-Spectrum 48K | Spanish |
| 16542 | Circuitos Electricos | ZX-Spectrum 48K | Spanish |
| 16480 | Circuitos Electricos | ZX-Spectrum 48K | Spanish |
| 42087 | Circuitos Electricos | ZX-Spectrum 16K | Spanish |
| 42188 | Circulacion de Fluidos | ZX-Spectrum 48K | Spanish |
| 17607 | Ciudadela | ZX-Spectrum 48K | Spanish |
| 25031 | Clasicos Spectrum: Basurero + Penetrator + Astro Blaster + 3D Tunnel | ZX-Spectrum 48K | Spanish |
| 25033 | Clasicos Spectrum: Disenador de Juegos + Oso Bobo + Comecocos + Misiles | ZX-Spectrum 48K | Spanish |
| 25036 | Clasicos Spectrum: Disenador de Juegos II + Ciempies + Supergraficos + 3D Monstruos | ZX-Spectrum 48K | Spanish |
| 25032 | Clasicos Spectrum: Hormigas + Traxx + Futbol Manager + Billar Americano | ZX-Spectrum 48K | Spanish |
| 25035 | Clasicos Spectrum: Time Gate + Jugador de Ajedrez + Panic + Campo de Minas + Speak Easy | ZX-Spectrum 48K | Spanish |
| 25034 | Clasicos Spectrum: Xadom + Fred + El Pintor + Raptores de la Galaxia | ZX-Spectrum 48K | Spanish |
| 20940 | Classic Japanese Monster Castle | ZX-Spectrum 48K | Spanish |
| 20923 | Classic Japanese Monster Castle 2 | ZX-Spectrum 48K | Spanish |
| 18033 | Claves | ZX-Spectrum 48K | Spanish |
| 24054 | Clavijas | ZX-Spectrum 48K | Spanish |
| 24739 | Climogramas | ZX-Spectrum 48K | Spanish |