| 19262 | Jahid | ZX-Spectrum 48K | English |
| 43718 | Jahrmarkt | ZX-Spectrum 48K | German |
| 2575 | Jail Break | ZX-Spectrum 48K | English |
| 2576 | Jail Break | ZX-Spectrum 48K | English |
| 22295 | Jailclip | ZX-Spectrum 48K | English |
| 24827 | Jaime I El Conquistador | ZX-Spectrum 48K | Spanish |
| 6504 | Jakten i Knackebrohult | ZX-Spectrum 48K | Swedish |
| 39522 | Jam! | ZX-Spectrum 48K | English |
| 39524 | Jam! with Gypsy Tarot | ZX-Spectrum 48K | English |
| 11292 | James Bond 007 Action Pack | ZX-Spectrum 48K | English |
| 37291 | James Bond 007 dans la Mer des Caraïbes | ZX-Spectrum 48K | French |
| 37365 | James Bong 008 | ZX-Spectrum 48K | French |
| 20476 | James Pond - Codename: Robocod | ZX-Spectrum 48K | English |
| 2578 | Jangler | ZX-Spectrum 48K | English |
| 38331 | Janitor Jim | ZX-Spectrum 48K | English |
| 21485 | Japanese Crosswords | ZX-Spectrum 48K | Russian |
| 27808 | Japanese Durak | ZX-Spectrum 48K | Russian |
| 21628 | Japanese Patience | ZX-Spectrum 48K | English |
| 16054 | Jarama | ZX-Spectrum 48K | Spanish |
| 39163 | Jardineiro | ZX-Spectrum 48K | Portuguese |