| Monopoly Plus (2014) | 201,834,255 | 11,815 |
| Monopoly Streets (2010) | 17,750,167 | 619 |
| Monopoly Tycoon (2001) | 1,102,621 | 411 |
| Monopoly/Boggle/Yahtzee/Battleship (2005) | 2,184,395 | 45 |
| Monoquous 2 (2024) | 10 | 1 |
| Monorail Stories (2022) | 25,569 | 84 |
| Monos: The Endless Tower (2023) | 1,112 | 15 |
| Monospaced Lovers (2023) | 9,809 | 49 |
| MONOWAVE (2025) | 64,399 | 14 |
| MonstaFish (2012) | 331 | 2 |
| Monstania (1996) | 189,272 | 238 |
| Monsteca Corral (2010) | 15,525 | 13 |
| Monster 2 (2023) | 156,565 | 122 |
| Monster 3 (2024) | 273,465 | 68 |
| Monster 4x4 3D (2012) | 46,336 | 25 |
| Monster 4x4: Masters of Metal (2003) | 169,359 | 228 |
| Monster 4x4: Stunt Racer (2009) | 61,664 | 39 |
| Monster 4x4: World Circuit (2006) | 566,968 | 101 |
| Monster and Me (2003) | 15,117 | 4 |
| Monster Attack (2004) | 20,131,509 | 615 |
| Monster Ball (2009) | 17,535,281 | 374 |
| Monster Bash (1993) | 7,005,083 | 611 |
| Monster Bass (2000) | 192,533 | 62 |
| Monster Battles (2025) | 37,518,522 | 1,043 |
| Monster Bomber (2006) | 6,632 | 10 |
| Monster Boy and the Cursed Kingdom (2018) | 13,319,775 | 10,134 |
| The Monster Breeder (2022) | 712,010 | 81 |
| Monster Bugs Eat People (2019) | 488,765 | 8 |
| Monster Bullets (2023) | 18,350 | 13 |
| Monster Burner (2011) | 23,929 | 28 |
| Monster Business (1991) | 7,985 | 28 |
| Monster Crawl (2024) | 13,195 | 33 |
| Monster Crown (2020) | 1,573,257 | 1,366 |
| Monster Dash (2010) | 3,249,165 | 287 |
| Monster DNA (2025) | 3,744,089 | 110 |
| Monster Energy Supercross - The Official Videogame (2018) | 99,136,308 | 11,424 |
| Monster Energy Supercross - The Official Videogame 2 (2019) | 23,177,965 | 2,955 |
| Monster Energy Supercross - The Official Videogame 3 (2020) | 19,623,588 | 5,403 |
| Monster Energy Supercross - The Official Videogame 4 (2021) | 6,106,855 | 2,557 |
| Monster Energy Supercross - The Official Videogame 5 (2022) | 5,221,423 | 3,083 |
| Monster Energy Supercross - The Official Videogame 6 (2023) | 4,146,174 | 2,246 |
| Monster Fighter (2022) | 13,339 | 22 |
| Monster Force (2002) | 683,581 | 160 |
| Monster Garage (2004) | 57,195 | 72 |
| Monster Gate (2001) | 219,898 | 126 |
| Monster Gate: Ooinaru Dungeon - Fuuin no Orb (2003) | 247,317 | 54 |
| Monster Gear (2015) | 851,198 | 198 |
| Monster Girl Conquest Records Battle Orc (2024) | 4,549 | 5 |
| Monster Girl Dormitory (2022) | 753 | 2 |
| Monster Girl Incursion (2020) | 218 | 4 |
| Monster Girl Invasion RPG (2022) | 0 | 0 |
| Monster Girl Manager (2022) | 138,880 | 109 |
| Monster Girl Saga: Fallen Heroes (2025) | 9 | 1 |
| Monster Harvest (2021) | 2,375,746 | 1,201 |
| Monster Hide (2023) | 1,182,060 | 143 |
| Monster High: 13 Wishes (2013) | 3,892,745 | 182 |
| Monster High: Ghoul Spirit (2011) | 1,845,043 | 235 |
| Monster High: New Ghoul in School (2015) | 10,062,247 | 649 |
| Monster High: Skultimate Roller Maze (2012) | 1,161,650 | 106 |
| Monster House (2006) | 59,793,073 | 2,613 |
| Monster Hunter (2004) | 733,426,449 | 142,934 |
| Monster Hunter 2 (2006) | 14,309,203 | 2,528 |
| Monster Hunter 3 Ultimate (2011) | 135,928,201 | 18,110 |
| Monster Hunter 4 (2013) | 92,794,822 | 5,175 |
| Monster Hunter 4 Ultimate (2014) | 236,928,363 | 17,704 |
| Monster Hunter Diary (2010) | 4,195,530 | 442 |
| Monster Hunter Diary: Poka Poka Airou Village DX (2015) | 27,640 | 24 |
| Monster Hunter Dynamic Hunting (2011) | 686,017 | 53 |
| Monster Hunter Explore (2015) | 18,033,733 | 935 |
| Monster Hunter Freedom (2005) | 4,114,996 | 3,731 |
| Monster Hunter Freedom 2 (2007) | 2,929,540 | 979 |
| Monster Hunter Freedom Unite (2008) | 62,837,407 | 24,602 |
| Monster Hunter Frontier G (2007) | 306,915,294 | 12,686 |
| Monster Hunter G (2005) | 3,383,829 | 1,303 |
| Monster Hunter Generations (2015) | 346,393,410 | 33,025 |
