| # | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z |
| Name | Publisher | Loader Type | Additional info |
| Mad Cars | Ventamatic | - | - |
| Mad Nurse | Firebird | Bleeploader | - |
| Magic Carpet | Mastertronic | - | - |
| Magic Sword | Database | - | - |
 Mag Max | Imagine | S-3 | - |
| Magnetron | Firebird | Bleeploader | - |
| Magnets | Sinclair Research | - | - |
| Mah Jong | Spectre | - | - |
| Majik | Mastertronic | - | - |
| Mambo | Positive | - | - |
| Man Trap | Century City | - | - |
| Mantronix | Probe | s-2 | - |
| Manic Miner | Bug-Byte, Software Projects | - | 2 versions |
| Marauder | Hewson | Hewson | - |
| Marble Madness:Construction Set | Melbourne House | - | - |
| Marble Madness:Deluxe Edition | Melbourne House | - | - |
| Marsport | Gargoyle Games | - | - |
| MASK-2 | Gremlin | - | - |
| MASK-3:Venom Strikes Back | Gremlin | - | - |
| Master | Artic | - | - |
| Master Chess | Mastertronic | - | - |
| Master Code | Bamby Software | - | - |
| Master Of Magic | Mastertronic A.D. | - | - |
| Masters Of The Universe-The Movie | Gremlin | - | - |
| Match Of The Day | Zeppelin Games | - | 128k |
| Max Headroom | Quicksilva | - | - |
| Maze Death Race | PSS | - | - |
| Mazeman | Abersoft | - | - |
| Mean Streak | Mirrorsoft | - | 128k |
| Mega-Bucks | Firebird | - | - |
| Meltdown | Kerian UK | - | - |
| Metabolis | Gremlin | - | - |
| Metaldrone | Sparklers | - | - |
| Metaplex | Addictive | - | - |
| Miami Cobra GT | Players Premier | - | - |
| Miami Dice | Bug-Byte | - | - |
| Miami Vice | Ocean | S-2 | - |
| Mickey Mouse | Gremlin | - | - |
| Micromaze | King | - | - |
| Micro Mouse Goes De-Bugging | MC Lothlorien | - | - |
| Micro Olympics | Database | - | - |
| Micronaut One | Nexus | - | - |
| Mig Busters | Players Premier | - | 128k |
| Mike Read's Pop Quiz | Elite | - | 128k |
| Milk Race | Mastertronic | - | - |
| Millimon | Artic | - | - |
| Millypede | Add-On | - | - |
| Mind Your Hear | Tynesoft | - | - |
| Mission Omega | Mind Games | Power-Load | - |
| Misterio Del Nilo | Zigurat | - | - |
| Monkey Biznes | Artic | - | - |
| Monster Chase 3D | Romik | - | - |
| Monty On The Run | Gremlin | - | - |
| Moon Alert | Ocean | - | - |
| Moon Cresta | Incentive | Power-Load | - |
| Moonlighter | Software Super Savers | - | - |
| Moonlight Madness | Bubble Bus, Blue Ribbon | - | 2 versions |
| Moonlight Magic | ESP | - | - |
| Moonsweeper | Cheetahsoft | - | - |
| Moontorc | Atlantis | - | Denied |
| Mortadelo Y Filemon-2 | Dro Soft | - | 2 parts |
| Mothership | Artic | - | - |
| Motos | Mastertronic A.D. | - | - |
| Moving Target | Players Premier | - | - |
| Mr.Gas | Dro Soft | - | - |
| Mr.Wimpy | Ocean | - | - |
| Ms.Pac-Man | Atarisoft | - | - |
| Multi-Player Soccer Manager | D&H Games | - | - |
| Muncher | Gremlin | - | 128k |
| Munsters | Again Again | - | - |
| Murphy | Pirate | - | - |
| Mushroom Alley | Mogul | - | - |
| Mutant Ant Attack | Calisto | - | - |
| Mutant Fortress | Players Premier | - | - |
| Mutant Monty | Artic | - | - |
| Mystery Manor | Bamby Software | - | - |
| Mystery Of Arkham Manor | Melbourne House | - | 2 parts |
| Mystery Of The Nile | Zigurat/Firebird | - | - |
| Mystical | Infogrames | - | 128k |
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