| 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 |
| 10744 | Clerics Quest | ZX-Spectrum 48K | English |
| 986 | Clerky | ZX-Spectrum 48K | English |
| 11589 | Clever Clogs - Blockbuster | ZX-Spectrum 48K | English |
| 24865 | Clever Clogs - Christmas Twin Pack | ZX-Spectrum 48K | English |
| 15540 | Clever Clogs - General Knowledge | ZX-Spectrum 48K | English |
| 11590 | Clever Clogs - History Mystery | ZX-Spectrum 48K | English |
| 9054 | Clever Clogs - Jungle Jumble | ZX-Spectrum 48K | English |
| 15541 | Clever Clogs - Melody Maker | ZX-Spectrum 48K | English |
| 11591 | Clever Clogs - Music | ZX-Spectrum 48K | English |
| 9053 | Clever Clogs - Party Time | ZX-Spectrum 48K | English |
| 11592 | Clever Clogs - Sam Safety | ZX-Spectrum 48K | English |