| 26207 | Infestation | ZX-Spectrum 16K | English |
| 14839 | Infiltrado 2: Return To Reactor | ZX-Spectrum 48K | Spanish |
| 4000243 | Insectos | Timex Tx2068 | Portuguese |
| 37977 | Insomnia | ZX-Spectrum 48K | English |
| 32024 | Intergalactic Space Rescue | ZX81 16K | English |
| 2523 | Into the Eagle's Nest | ZX-Spectrum 48K/128K | English |
| 44049 | Irrgarten | ZX-Spectrum 16K/48K | German |
| 29001 | Irrgarten | ZX81 16K | German |
| 43843 | Irrgarten 3D | ZX81 16K | German |
| 37365 | James Bong 008 | ZX-Spectrum 48K | French |
| 2579 | Jason's Gem | ZX-Spectrum 48K | English |
| 19127 | Jaws | ZX-Spectrum 16K | English |
| 2584 | Jellymen | ZX-Spectrum 16K | English |
| 38908 | Jewel Maze | ZX-Spectrum 48K | English |
| 25394 | Jib Goes Shopping | ZX-Spectrum 48K | English |
| 26381 | Jimmy | ZX-Spectrum 16K | Italian |
| 2617 | Jock and the Time Rings | ZX-Spectrum 48K | English |
| 35146 | Joe Blob | ZX-Spectrum 48K/128K | English |
| 43522 | Johnniew Walker | ZX81 1K | English |
| 24754 | Johnny | ZX-Spectrum 48K | Spanish |