| 2701 | King Tut's Treasure | ZX-Spectrum 48K | English |
| 2703 | King's Keep | ZX-Spectrum 48K | English |
| 27594 | Klass of '99 | ZX-Spectrum 128K | English |
| 9365 | Kliatba Noci | ZX-Spectrum 48K/128K | Slovak |
| 9366 | Knight Lore | ZX-Spectrum 48K | English |
| 9883 | Knight Lore 2: Conquest of Fairlight | ZX-Spectrum 48K | English |
| 2724 | Knightmare | ZX-Spectrum 48K | English |
| 43573 | Knightmare | ZX-Spectrum 128K | English |
| 35102 | Knights and Demons 2 | ZX-Spectrum 48K | English |
| 2732 | Kokotoni Wilf | ZX-Spectrum 48K | English |
| 12899 | Kolobok | ZX-Spectrum 48K | Russian |
| 12900 | Kolobok | ZX-Spectrum 48K/128K | Russian |
| 2760 | Kosmos | ZX-Spectrum 48K | English |
| 34810 | Krap Park | ZX-Spectrum 48K/128K | English |
| 33465 | Kryssy | - | Multi-language: English, Russian |
| 33466 | Kryssy 2 | - | Multi-language: English, Russian |
| 33467 | Kryssy 3 | - | Multi-language: English, Russian |
| 9889 | Ku-Ku | ZX-Spectrum 48K | English |
| 47 | La Abadia del Crimen | ZX-Spectrum 128K | Multi-language: English, Spanish |
| 387 | La Ballade du Lutin | ZX-Spectrum 48K | French |