| Muhaboy (2024) | 27 | 2 |
| Muhammad Ali Heavyweight Boxing (1992) | 56,218 | 90 |
| Mujina - Maze Game (2023) | 0 | 0 |
| Mujintou Monogatari (1994) | 1,111,635 | 65 |
| Mujintou Monogatari 4 (1998) | 60,756 | 45 |
| Mula: The Cycle of Shadow (2017) | 163 | 2 |
| Mulaka (2018) | 1,613,966 | 1,057 |
| Mulan (1998) | 101,226 | 48 |
| Multi Play Volleyball (1994) | 9,712 | 15 |
| Multi Turret Academy (2024) | 17,883 | 164 |
| The Multi-Medium (2023) | 5,524,874 | 319 |
| Multi-Player Soccer Manager (1990) | 954 | 16 |
| Multia Space Program (2021) | 96,001 | 2 |
| The Multidimensional Underwear Drawer (2016) | 2,855 | 23 |
| MultiEnding Heroes (2026) | 74 | 2 |
| Multimedia Celebrity Poker (1995) | 65,579 | 26 |
| MultiMind Challengers (2021) | 0 | 0 |
| Multimirror (2016) | 5,623 | 17 |
| Multiplayer BattleTech: EGA (1991) | 2,407 | 4 |
| Multiplayer Platform Golf (2024) | 8,093,905 | 184 |
| Multiple Territory War (2025) | 0 | 0 |
| Multiplication Mayhem (2024) | 407 | 7 |
| Multiplicity (2017) | 238,972 | 41 |
| Multiplicity 4 (2025) | 0 | 0 |
| Multiplicity KVM (2021) | 0 | 0 |
| Multirotor Sim 2 (2019) | 3,152 | 4 |
| Multitales (2024) | 0 | 1 |
| The Multiverse Cleaner (2024) | 179 | 5 |
| Multiverse Designer (2025) | 0 | 0 |
| Multiverse Loot Hunter (2025) | 1,864 | 11 |
| MultiVersus (2022) | 1,455,642,289 | 206,266 |
| MultiVR.se (2017) | 0 | 0 |
| Multiwinia: Survival of the Flattest (2008) | 311,792 | 233 |
| Mumagi: Stellar Saviors (2026) | 0 | 0 |
| MUMBA IV: Egypt Jewels (2021) | 0 | 0 |
| MUME (1992) | 19,944 | 12 |
| The Mummy (2000) | 5,181,018 | 792 |
| The Mummy (2002) | 23,246,292 | 652 |
| The Mummy Demastered (2017) | 1,929,978 | 1,822 |
| Mummy Maze Deluxe (2002) | 406,142 | 185 |
| The Mummy Mystery (2001) | 542,311 | 67 |
| The Mummy Returns (2001) | 128,764,539 | 1,282 |
| The Mummy: Tomb of the Dragon Emperor (2008) | 91,183,797 | 667 |
| Mummy: Tomb of the Pharaoh (1996) | 43,639 | 77 |
| Munch Man (1982) | 26,724 | 48 |
| Munch Mobile (1983) | 30,332 | 58 |
| Munch Time (2012) | 13,660 | 15 |
| The Munchables (2009) | 5,599,378 | 417 |
| The Muncher (1988) | 977,686 | 155 |
| Munchkin Digital (2023) | 172,615 | 77 |
| Munchkin: Quacked Quest (2019) | 336,674 | 124 |
| Munchman (1981) | 442 | 2 |
| Munchy Mammals (2023) | 198 | 8 |
| Mundaun (2021) | 4,769,404 | 2,160 |
| Munin (2014) | 433,263 | 234 |
| Munny: the Sea cave (2024) | 0 | 0 |
| The Munsters (1988) | 10,961,046 | 1,120 |
| Muppet Adventure: Chaos at the Carnival (1989) | 308,231 | 116 |
| Muppet Monster Adventure (2000) | 673,504 | 1,071 |
| Muppet Pinball Mayhem (2002) | 31,050 | 59 |
| Muppet RaceMania (2000) | 992,875 | 589 |
| Muppet Treasure Island (1996) | 1,719,921 | 382 |
| Muppets Inside (1996) | 191,074 | 32 |
| The Muppets Movie Adventures (2014) | 148,986 | 32 |
| Muppets Party Cruise (2003) | 1,114,822 | 285 |
| The Muppets: On with the Show (2003) | 133,565 | 77 |
| Muppy The Bunny: The Danger of Wishes (2019) | 0 | 0 |
| Murakumo: Renegade Mech Pursuit (2002) | 190,057 | 123 |
| Muramasa Burden (2024) | 167 | 3 |
| Muramasa: The Demon Blade (2009) | 11,333,723 | 6,772 |
| Murasaki Baby (2014) | 513,651 | 160 |
| Murasaki Tsurugi (2018) | 11,813 | 28 |
| Murder at Ironwood Inn (2025) | 0 | 0 |
| Murder at the Birch Tree Theater (2025) | 541 | 11 |
| Murder at the Birch Tree Theater (2026) | 0 | 0 |
