| 44658 | Mercury Lander | ZX-Spectrum 16K/48K | English |
| 3132 | Merlin | ZX-Spectrum 48K | Spanish |
| 18203 | Mermaid Escape | ZX-Spectrum 16K | English |
| 30318 | Merry Christmas From Horace | ZX-Spectrum 48K | English |
| 35404 | Merry Man | ZX-Spectrum 48K | Czech |
| 27059 | Mertenok | ZX-Spectrum 48K | Russian |
| 41015 | Mervin on the Moon | ZX-Spectrum 16K | English |
| 26459 | Message from Pulsatron | ZX-Spectrum 48K | Italian |
| 43621 | Metal Brain | ZX-Spectrum 48K/128K | English |
| 24886 | Metal Man | ZX-Spectrum 48K | Russian |
| 30076 | Metal Man Reloaded | ZX-Spectrum 48K/128K | Multi-language: Czech, English, Italian, Polish, Russian, Spanish |
| 30401 | Metal Man Remixed | ZX-Spectrum 48K/128K | Multi-language: English, Russian |
| 24669 | Metamorfosis | ZX-Spectrum 48K | Spanish |
| 37647 | Metamorphosis | ZX-Spectrum 48K/128K | English |
| 39153 | Metaphorical Frog | ZX-Spectrum 48K | English |
| 29089 | Meteor | ZX81 16K | English |
| 10591 | Meteor | ZX-Spectrum 16K | German |
| 14552 | Meteor | ZX-Spectrum 48K | German |
| 35405 | Meteor 2 | ZX-Spectrum 48K | Czech |
| 25591 | Meteor Rescue | ZX-Spectrum 48K | English |