| 12965 | Mortal Kombat | ZX-Spectrum 128K | English |
| 12966 | Mortal Kombat | ZX-Spectrum 48K/128K | English |
| 21164 | Mortal Kombat II | Pentagon 128 | English |
| 44094 | Mortar Platoon | ZX-Spectrum 16K/48K | English |
| 40202 | Mortgage | ZX-Spectrum 48K | English |
| 20270 | Mortgage | ZX-Spectrum 16K | English |
| 29117 | Mortgage | ZX81 16K | English |
| 26720 | Mortgage | ZX-Spectrum 16K | English |
| 20320 | Mortgage + Loan | ZX-Spectrum 16K | English |
| 41417 | Mortgage Calculation | ZX81 16K | English |
| 23185 | Mortgage Repayments | ZX-Spectrum 48K | English |
| 36187 | Mortville Manor | Sinclair QL | English |
| 14302 | Moscow Raid | ZX-Spectrum 16K | English |
| 16631 | Mosquito | ZX-Spectrum 16K | English |
| 35349 | Mostly Harmless | ZX-Spectrum 48K | English |
| 32380 | Mother Loose - An Interactive Nursery Rhyme (ZxZvm) | ZX-Spectrum 128 +3 | English |
| 3287 | Mothership | ZX-Spectrum 48K | English |
| 42415 | Mothership | ZX-Spectrum 48K | English |
| 21510 | Mothership | ZX-Spectrum 48K | English |
| 30678 | Mothership One | - | English |