| M*A*S*H (1983) | 33,215,635 | 1,324 |
| M.A.C.H. (2007) | 1,221,166 | 183 |
| M.A.C.H. 3 (1983) | 427,929 | 78 |
| M.A.R.S. (2021) | 9,985,238 | 1,359 |
| M.A.R.S.S. (2021) | 188,370 | 13 |
| M.A.S.S. Builder (2019) | 3,035,754 | 2,022 |
| M.A.V. (2014) | 7,575,335 | 344 |
| M.C. Kids (1992) | 13,892,963 | 890 |
| M.I.A.: Mission in Asia (2011) | 230,592 | 19 |
| M.U.D. TV (2010) | 67,368 | 58 |
| M.U.L.E. (1983) | 4,605,712 | 303 |
| M.U.L.E. Returns (2013) | 960 | 3 |
| M.U.S.H.A. (1990) | 3,819,797 | 938 |
| The m0rg VS keys (2018) | 25 | 1 |
| M1 Tank Platoon (1989) | 82,182 | 31 |
| M1 Tank Platoon II (1998) | 177,485 | 16 |
| M2AF: Message to all Friends (2011) | 82,925 | 4 |
| M3 - Molesting the Match-3 Market (2007) | 50 | 1 |
| M: Alien Paranoia (2000) | 69,582 | 48 |
| Maabus (1994) | 685,865 | 13 |
| Mabinogi (2004) | 112,023,180 | 41,932 |
| maboroshi caravan (2023) | 58 | 1 |
| MaBoShi: The Three Shape Arcade (2008) | 30,605 | 19 |
| Mac Biskwi Adventures (2022) | 739 | 20 |
| Macadam Bumper (1985) | 15,907 | 28 |
| MacArthur's War: Battles for Korea (1988) | 896 | 4 |
| Macau Midnight Madness (2024) | 0 | 0 |
| Macbat 64 (2017) | 100,919 | 340 |
| Mace Griffin: Bounty Hunter (2003) | 571,294 | 642 |
| Mace: The Dark Age (1997) | 2,009,492 | 662 |
| MacGuffin's Curse (2012) | 34,550 | 50 |
| Mach 3 (1987) | 14,022 | 23 |
| Mach Breakers: Numan Athletics 2 (1994) | 935,330 | 105 |
| Mach Rider (1985) | 1,335,271 | 603 |
| Mach Storm (2013) | 99,717 | 75 |
| Machi (1998) | 2,655,641 | 2,083 |
| Machi Knights: Blood Bagos (2018) | 102,150 | 104 |
| MACHI KORO With Everyone (2024) | 0 | 0 |
| Machiavelli the Prince (1995) | 7,125 | 24 |
| MachiaVillain (2018) | 6,174,978 | 1,280 |
| Machinarium (2009) | 79,196,588 | 8,609 |
| Machinations: Fog of War (2016) | 534 | 1 |
| Machine Armor Zero (2024) | 417 | 3 |
| Machine Gun Fury (2022) | 6,744 | 38 |
| Machine Head (1996) | 726,795 | 183 |
| Machine Hell (2005) | 1,512 | 7 |
| Machine Hunter (1997) | 136,291 | 127 |
| Machine Knight (2013) | 1,405,339 | 145 |
| MachineCraft (2016) | 187,028 | 93 |
| Machineers (2014) | 9,326 | 11 |
| MachineryWorld (2021) | 0 | 0 |
| The Machines Arena (2021) | 28,455 | 98 |
| Machines at War (2007) | 2,858 | 2 |
| Machines at War 3 (2012) | 174,605 | 66 |
| Machinika Museum (2021) | 1,040,481 | 390 |
| Machop at Work (2002) | 438 | 3 |
| MacRomeo and Julius (2016) | 134,644 | 4 |
| Macross 30: Voices across the Galaxy (2013) | 2,604,588 | 575 |
| Macross Ace Frontier (2008) | 270,264 | 75 |
| Macross Triangle Frontier (2011) | 336,804 | 205 |
| Macross Ultimate Frontier (2009) | 156,087 | 40 |
| Macross VF-X 2 (2000) | 124,637 | 142 |
| Macross: Eternal Love Song (1992) | 32,995 | 19 |
| Macross: Scrambled Valkyrie (1993) | 178,145 | 195 |
| Macrotis: A Mother's Journey (2019) | 330,030 | 441 |
| MacShot (2022) | 0 | 0 |
| Mad Acorn (2012) | 15,975 | 5 |
| Mad Blocker Alpha (2011) | 9,105 | 5 |
| Mad Blocker Arcade (2011) | 246 | 1 |
| Mad Bullets (2014) | 788,644 | 329 |
| Mad Carnage (2018) | 42,419 | 32 |
| Mad Chess (2023) | 1,470 | 12 |
| Mad Crown (2018) | 100,417 | 31 |
| Mad Dash Racing (2001) | 212,759 | 188 |
| Mad Devils (2021) | 25,457 | 49 |
