| 20916 | Mortadelo y Filemón en el Faro | ZX-Spectrum 48K | Spanish |
| 44094 | Mortar Platoon | ZX-Spectrum 16K/48K | English |
| 43117 | Moskao Fighter | ZX81 16K | Multi-language: English, Portuguese |
| 24611 | Mosquitos | ZX-Spectrum 48K | Spanish |
| 16428 | Mosquitos Revenge | ZX-Spectrum 48K | Spanish |
| 3285 | Mot | ZX-Spectrum 48K/128K | - |
| 21510 | Mothership | ZX-Spectrum 48K | English |
| 39308 | Moto Laser | ZX-Spectrum 48K | Portuguese |
| 18455 | Motocross | ZX-Spectrum 16K | Spanish |
| 3289 | Motojet | ZX-Spectrum 48K | Spanish |
| 41219 | Motor Madness | ZX81 16K | English |
| 41355 | Motorbike Rider | ZX-Spectrum 16K | English |
| 40669 | Motorcycle Race | ZX80 | English |
| 18418 | Motorway | ZX-Spectrum 16K | English |
| 18253 | Motos de Luz | ZX-Spectrum 48K | Spanish |
| 29590 | Mount Trio | ZX81 16K | English |
| 26455 | Mountain Stream | ZX-Spectrum 48K | Italian |
| 3299 | Mountie Mick's Death Ride | ZX-Spectrum 48K/128K | English |
| 13927 | Mouse | ZX-Spectrum 16K | English |
| 40551 | Mouse Maze | ZX-Spectrum 48K | English |