| DELTAZEAL (2015) | 30,337 | 26 |
| Deltazone (2022) | 2,532 | 15 |
| Deluded Mind (2018) | 3,513,767 | 402 |
| Deluge: Sermon for the Dead (2023) | 2,009 | 46 |
| Deluge: Threnody of Crashing Waves (2022) | 6,106 | 87 |
| The Delusions of Von Sottendorff and his Square Mind (2015) | 4,197 | 3 |
| Deluxe Galaga 2.x (1994) | 607 | 4 |
| Deluxe Ski Jump (2000) | 2,404,516 | 129 |
| Deluxe Ski Jump 4 (2011) | 21,354,467 | 4,803 |
| Delve Deeper (2010) | 141,017 | 80 |
| Delve Down Under (2026) | 0 | 0 |
| Delve Into Pawssion (2023) | 319 | 2 |
| Delven (2025) | 5,840 | 6 |
| Delver (2013) | 4,823,398 | 1,655 |
| Delverium (2026) | 0 | 0 |
| DeMagnete VR (2019) | 18,597 | 82 |
| Dementium II (2010) | 8,074,078 | 1,474 |
| Dementium: The Ward (2007) | 3,111,958 | 1,614 |
| Demeo (2021) | 6,240,722 | 3,543 |
| Demeo Battles (2023) | 0 | 0 |
| Demetrios - The BIG Cynical Adventure (2017) | 282,857 | 914 |
| Demigod (2009) | 6,835,854 | 771 |
| Demigoddess! (2025) | 8,037 | 4 |
| DemiKids: Dark Version (2003) | 103,049 | 139 |
| DemiKids: Light Version (2003) | 51,600 | 56 |
| DemiKids: Light/Dark Version (2002) | 126,559 | 97 |
| DeMiriam Magic: Blueprint of Miracle (2024) | 0 | 0 |
| Demise of Nations (2017) | 44,893 | 55 |
| Demise: Rise of the Ku'tan (1999) | 32,491 | 31 |
| Demiurges (2024) | 563,391 | 107 |
| Democracy (2005) | 20,632,898 | 2,402 |
| Democracy 2 (2012) | 282,462 | 69 |
| Democracy 3 (2013) | 16,029,538 | 1,923 |
| Democracy 4 (2022) | 13,309,263 | 1,220 |
| Democratic Socialism Simulator (2020) | 190,486 | 77 |
| Demolish & Build 3 (2024) | 1,322,041 | 612 |
| Demolish & Build Company (2017) | 9,407,853 | 578 |
| Demolition Company (2010) | 9,698,306 | 384 |
| Demolition Crew (2019) | 3,396,452 | 58 |
| Demolition Derby (1984) | 46,079,854 | 3,189 |
| Demolition Derby: Crash Racing (2015) | 287,743 | 146 |
| Demolition Girl (2005) | 3,083,371 | 250 |
| Demolition Inc. (2011) | 696,644 | 148 |
| Demolition Man (1994) | 303,487 | 146 |
| Demolition Man (1995) | 1,346,394 | 562 |
| Demolition Racer (1999) | 2,936,985 | 654 |
| Demolition Racer: No Exit (2000) | 132,274 | 187 |
| Demolition Robots KK (2021) | 426 | 17 |
| Demon (1982) | 183,502 | 27 |
| The Demon - Nicolas Eymerich Inquisitor Audiogame (2020) | 453 | 1 |
| Demon Attack (1982) | 750,098 | 451 |
| Demon Blue (1992) | 32,530 | 33 |
| Demon Bluff (2026) | 39,509 | 16 |
| Demon Chaos (2005) | 495,690 | 129 |
| The Demon Crystal (1984) | 72,526 | 103 |
| DEMON DARK I (2023) | 2,535 | 5 |
| Demon Driver: Time to Burn Some Rubber (2003) | 253 | 3 |
| Demon from the Darkside (1986) | 855 | 9 |
| Demon Front (2002) | 4,099,044 | 618 |
| Demon Gaze (2013) | 754,798 | 267 |
| Demon Gaze EXTRA (2021) | 174,949 | 544 |
| Demon Gaze II (2016) | 663,168 | 1,239 |
| Demon Hunter 2: New Chapter (2015) | 1,538,251 | 413 |
| Demon Hunter 3: Revelation (2016) | 510,088 | 414 |
| Demon Hunter 4: Riddles of Light (2018) | 778,080 | 338 |
| Demon Hunter 5: Ascendance (2018) | 670,816 | 512 |
| Demon Hunter: Chronicles from Beyond (2014) | 1,347,449 | 406 |
| Demon Hunting Diary (2025) | 0 | 0 |
| Demon Invasion: Endless (2023) | 0 | 0 |
| Demon Kingdom (2026) | 421 | 1 |
| Demon Lord Reincarnation (2023) | 45,331 | 98 |
| Demon Mark: A Russian Saga (2017) | 2,277 | 2 |
| Demon Of The Dark (2023) | 76,222 | 50 |
| Demon Peak (2017) | 42,623 | 64 |
| Demon Pit (2019) | 161,387 | 173 |
