| 29706 | Minder | ZX-Spectrum 48K | English |
| 6694 | Mines of Saturn | ZX-Spectrum 16K | English |
| 6695 | Mini Adventure | ZX-Spectrum 48K | English |
| 40489 | Mini Adventure | ZX81 16K | English |
| 40750 | Mini Adventure 2 | ZX81 16K | English |
| 13419 | Mini Bank Raid | ZX80 | English |
| 37734 | Minimal Caves | Sinclair QL | English |
| 36262 | Mirror Mirror | ZX-Spectrum 48K | English |
| 24048 | Missing: World of Spectrum | ZX-Spectrum 48K | English |
| 6699 | Mission X | ZX-Spectrum 48K | English |
| 36120 | Mission Z-27:X | ZX-Spectrum 48K | English |
| 37152 | Missione Odessa | ZX-Spectrum 48K | Italian |
| 21025 | Misterio en el Monasterio | ZX-Spectrum 48K | Spanish |
| 10870 | Molesworth | ZX-Spectrum 48K | English |
| 29719 | Monetor | ZX-Spectrum 48K/128K | English |
| 25658 | Monkey Island Adventure | ZX-Spectrum 48K | English |
| 6702 | Monster Pit | ZX-Spectrum 48K | English |
| 19117 | Monsters of Galacticon | ZX-Spectrum 16K | English |
| 42885 | Monte de las Ánimas | ZX-Spectrum 48K | Spanish |
| 31164 | Monty Python's Bridge of Death | ZX-Spectrum 48K | English |