| 3408 | Nicotine Nightmare | ZX-Spectrum 48K | English |
| 3409 | Nifty Lifty | ZX-Spectrum 48K | English |
| 35137 | Night Knight | ZX-Spectrum Next | English |
| 3424 | Night Shift | ZX-Spectrum 48K/128K | English |
| 3426 | Nightmare | ZX-Spectrum 48K | English |
| 30039 | Nightmare On Halloween | ZX-Spectrum 48K | Multi-language: English, Spanish |
| 30110 | Ninjajar! | ZX-Spectrum 128K | Multi-language: English, Spanish |
| 30122 | Ninjajar! | ATM | English |
| 42634 | Noon30 Shovel Duck | ZX-Spectrum 48K | English |
| 22219 | Not Jet Set Willy | ZX-Spectrum 48K | English |
| 34298 | OPZ | ZX-Spectrum 48K | English |
| 44902 | Obstáculos | ZX-Spectrum 16K | Spanish |
| 34636 | Octukitty | ZX-Spectrum 48K/128K | English |
| 3488 | Odd Ball | ZX-Spectrum 48K | English |
| 3489 | Odd Job Eddie | ZX-Spectrum 128K | English |
| 32214 | Oh La La! | ZX-Spectrum 48K | English |
| 15788 | Oldman | ZX-Spectrum 48K | Spanish |
| 9385 | Olli & Lissa 3 | ZX-Spectrum 48K/128K | English |
| 3505 | Olli & Lissa II: Halloween | ZX-Spectrum 48K | English |
| 3503 | Olli and Lissa | ZX-Spectrum 48K | English |