| Memory | | nes |
| Memory Mania Challenge | 2020 | gbc |
| Memory Match 1 & 2 | 1978 | channelf |
| Mercury Meltdown | 2006 | psp |
| Mercury Meltdown Revolution | 2007 | wii |
| Merlin - A Servant of Two Masters | 2012 | nds |
| Merlin's Apprentice | 1995 | cdi |
| Merv Griffin's Crosswords | 2008 | wii, xbox360 |
| Meteos | 2005 | nds |
| Meteos - Disney Magic | 2007 | nds |
| Meteos Wars | 2008 | xbox360 |
| Metropolis: Lux Obscura | 2018 | switch, vita, xboxone |
| Miburi & Teburi | 2008 | wii |
| Mickey Mouse - Magic Wands! | 1995 | gb |
| Mickey Mouse V | 1993 | gb |
| Mickey's Ultimate Challenge | 1994 | gb, gg |
| Microsoft - The 6 in 1 Puzzle Collection Entertainment Pack | 2000 | gbc |
| Midnight Deluxe | 2018 | switch, vita, xboxone |
| Midnight Mysteries - The Edgar Allan Poe Conspiracy | 2010 | nds |
| Might & Magic - Clash of Heroes | 2009 | nds |
| Might & Magic - Clash of Heroes | 2011 | ps3 |
| Mighty Beanz - Pocket Puzzles | 2004 | gba |
| Mighty Mighty Missile | 2005 | genesis, segacd |
| Mighty Mulan | 2006 | ps2 |
| Mighty Switch Force! | 2011 | 3ds, wiiu |
| Migrain | 1992 | gb |
| Miko Mole | 2016 | wiiu |
| MikroGame - Rotator | 2016 | wiiu |
| Milo's Quest | 2020 | vita |
| Milon no Hoshizora Shabon - Puzzle Kumikyoku | 2006 | nds |
| MinDStorm 2 | 2004 | nds |
| Mina Terrestre | 2007 | sms |
| Minami no Shima ni Buta ga Ita - Lucas no Daibouken | 1996 | saturn |
| Mind Bender | 1991 | gb |
| Mind Maze | 2021 | vita |
| Mind Teazzer | 1994 | 3do |
| Mind. Body. Soul. - Blend-It | 2010 | nds |
| MindFeud | 2014 | 3ds |
| Mine Sweeper | 2014 | sms |
| Minerador | 2007 | sms |
| Minesweeper | 1992 | pcengine |
| Minesweeper | 2014 | sms |
| Minesweeper - Soukaitei | 1991 | gb |
| Minesweeper Flags | 2009 | xbox360 |
| Minesweeper Genius | 2019 | xboxone |
| Mingle Magnet | 1999 | ws |
| Mini Mario & Friends - amiibo Challenge | 2016 | wiiu |
| Mini Metro | 2018 | ps4, switch |
| Minky Monkey | 1982 | arcade |
| Minna de Asobou! - Koinu de Kururin | 2008 | wii |
| Minna de Puzzloop | 2008 | wii |
| Minna de Taisen Puzzle - Shanghai Wii | 2009 | wii |
| Minna no Soft Series - Shanghai | 2003 | gba |
| Minna no Soft Series - Tetris Advance | 2003 | gba |
| Minna no Taabou no Nakayoshi Daisakusen | 1991 | nes |
| Minute to Win It | 2010 | nds, wii, xbox360 |
| Minutes | 2014 | ps4, vita |
| Miroh | 2023 | nes |
| Misplaced | 2019 | genesis |
| Miss Mister World '96 | 1996 | arcade |
| Miss Puzzle | 1994 | arcade |
| Miss World '96 | 1996 | arcade |
| Miss World 2002 | 2002 | arcade |
| Missland | 1995 | ps1 |
| Missland 2 | 1998 | ps1 |
| Mite Kiite Nou de Kanjite Crossword Tengoku | 2007 | psp |
| Mitsukete! Keroro Gunsou - Machigai Sagashi Daisakusen de Arimasu! | 2007 | nds |
| Mixups by POWGI | 2019 | vita |
| Miyamoto Sansuu Kyoushitsu no Kyouzai - Kashikoku Naru Puzzle DS Ban | 2008 | nds |
| Moai-kun | 1990 | nes |
| Mochi Mochi Boy | 2019 | vita, xboxone |
| Moeyo Gonta!! | 1993 | arcade |
| Mofa Qiu - Magic Ball | | gb |
| Mojo! | 2003 | ps2, xbox |
| Moki Moki | 2009 | wii |
| Molecats | 2019 | xboxone |
| Money Idol Exchanger | 1997 | gb |
| Money Idol Exchanger | 1998 | ps1 |
| Money Puzzle Exchanger / Money Idol Exchanger | 1997 | arcade |
| The Monitor Puzzle Kineko - Kinetic Connection | 1986 | fds |
| The Monitor Puzzle Kineko - Kinetic Connection II | 1987 | fds |
| Monkey Ball | 2001 | arcade, gc, naomi |
| Monkeyshines | 1981 | o2 |
| Monokuro Boo & Baby Boo - Kururin Boo | 2009 | nds |
| A Monsteca Corral - Monsters vs. Robots | 2010 | wii |
| Monster Bomber | 2006 | nds |
| Monster Eggs | 2007 | ps2 |
| Monster Frenzy | 2010 | nds |
| Monster Puzzle | 2006 | nds |
| Monster Rancher Explorer | 2000 | gbc |
| Monster Slider | 1997 | saturn |
| Monster Slider | 1997 | arcade |
| MonsterBag | 2015 | vita |
| Mooncat's Trio | 2018 | gba |
| Moorhuhn Adventure - The Pharaoh's Treasure | 2009 | nds |
| Moorhuhn Wanted | 2018 | switch |
| More TouchMaster | 2008 | nds |
| Morkredd | 2020 | xboxone |
| Morph | 1993 | cd32 |
| Mortar Melon | 2015 | wiiu |