| Quantum Engine (2017) | 16,911 | 12 |
| Quantum Error (2023) | 2,643,873 | 896 |
| Quantum Flux (2015) | 81,415 | 25 |
| Quantum Gate (1993) | 999,056 | 42 |
| Quantum Gravity (2023) | 52,339 | 80 |
| Quantum Knights (2023) | 1,101,974 | 232 |
| Quantum League (2020) | 2,867,898 | 640 |
| Quantum of Hope (2024) | 0 | 0 |
| Quantum Protocol (2020) | 185,701 | 441 |
| Quantum Redshift (2002) | 418,422 | 192 |
| Quantum Replica (2018) | 379,588 | 168 |
| Quantum Rush: Champions (2014) | 172,146 | 204 |
| Quantum Sleeper (2024) | 137 | 3 |
| Quantum Theory (2010) | 1,942,981 | 794 |
| Quantum Tripper (2022) | 5,493 | 12 |
| Quantum Witch (2025) | 8 | 2 |
| Quantum Wizard (2017) | 166 | 6 |
| Quantz (2009) | 9,874 | 22 |
| Quarantine (1994) | 5,121,765 | 180 |
| Quarantine Circular (2018) | 194,011 | 57 |
| Quarantine Cutz (2024) | 0 | 0 |
| Quarantine Diary - The 16th Carol Reed Mystery (2021) | 190,570 | 43 |
| Quarrel (2011) | 222,248 | 74 |
| Quarrel Hill (2024) | 0 | 0 |
| The Quarry (2022) | 506,509,790 | 120,408 |
| Quarter Back Scramble: American Football Game (1989) | 30,890 | 25 |
| Quarter Horse Racing (2020) | 430 | 2 |
| Quarterback (1987) | 14,140,746 | 525 |
| Quartet (1986) | 2,019,239 | 801 |
| Quarth (1989) | 473,817 | 508 |
| Quarxon (1982) | 104 | 3 |
| Quash (2020) | 1,427 | 3 |
| Quasimorph (2023) | 3,486,446 | 1,115 |
| Quatro! (2022) | 3,160,783 | 227 |
| Quattro Adventure (1993) | 237,486 | 138 |
| Quattro Arcade (1991) | 86,348 | 45 |
| Quattro Sports (1990) | 51,069 | 128 |
| Quaver (2020) | 453,493 | 1,083 |
| Quazatron (1986) | 27,755 | 25 |
| Qube Qross (2020) | 286 | 5 |
| Qubie: Invader of Worlds (2021) | 0 | 0 |
| Qublyne Dungeons (2022) | 64 | 5 |
| Quebec Mortis (2023) | 11 | 1 |
| Quedex (1987) | 18,615 | 30 |
| Queen of Seas (2017) | 725 | 5 |
| Queen of Seas 2 (2018) | 117 | 3 |
| Queen Of Thieves (2017) | 468,627 | 21 |
| Queen Slayer (2025) | 271,009 | 46 |
| The Queen TV: Game 2 (2020) | 14 | 1 |
| Queen's Blade i (2007) | 0 | 0 |
| Queen's Blade: An Angel's Scolding (2007) | 0 | 0 |
| Queen's Blade: Mobile (2015) | 0 | 0 |
| Queen's Blade: Musha-Miko's Snake Hell (2006) | 0 | 0 |
| Queen's Blade: Spiral Chaos (2009) | 1,286,430 | 622 |
| Queen's Blade: The Conquest (2012) | 0 | 0 |
| Queen's Blade: White Triangle (2019) | 90,308 | 49 |
| Queen's Garden (2024) | 269,716 | 87 |
| Queen's Gate: Spiral Chaos (2011) | 1,547,061 | 459 |
| Queen's Loyalty (2024) | 0 | 0 |
| The Queen's Quest (2023) | 115,203,814 | 52 |
| Queen's Quest 2: Stories of Forgotten Past (2016) | 125,907 | 326 |
| Queen's Quest 3: The End of Dawn (2017) | 102,050 | 284 |
| Queen's Quest 4: Sacred Truce (2018) | 105,838 | 248 |
| Queen's Quest 5: Symphony of Death (2019) | 240,130 | 236 |
| Queen's Quest: Tower of Darkness (2014) | 3,052,112 | 553 |
| Queen's Tales: Sins of the Past (2015) | 36,806 | 49 |
| Queen's Tales: The Beast and the Nightingale (2013) | 44,314 | 71 |
| Queen's Wish 2: The Tormentor (2022) | 61,748 | 472 |
| Queen's Wish: The Conqueror (2019) | 187,319 | 892 |
| Queen: The eYe (1998) | 21,296 | 24 |
| Queenchantment (2022) | 1,283 | 4 |
| The Queendom of Lithzena (2023) | 2,946 | 2 |
| Queendoom (2016) | 16,329 | 6 |
| Queeny Army (2019) | 195,632 | 131 |
| Queer Quest: All in a Gay's Work (2024) | 85 | 3 |
