| DevilConnection (2025) | 1,023 | 1 |
| Devilian (2015) | 5,880,379 | 2,038 |
| Devilish (1991) | 1,473,447 | 860 |
| Devilish Girl (2020) | 110 | 3 |
| Devilish: Ball Bounder (2005) | 6,740 | 15 |
| The Devilry Reservation (2023) | 9,248 | 32 |
| Devils & Demons (2015) | 0 | 0 |
| Devils 'n Dragons Arcade (2022) | 0 | 0 |
| Devils Run (2024) | 23,538 | 11 |
| Devious Dungeon (2014) | 650,305 | 807 |
| Devious Dungeon 2 (2015) | 188,520 | 495 |
| DevLife (2020) | 109,976 | 55 |
| Devo Presents Adventures of the Smart Patrol (1996) | 1,684 | 5 |
| Devoid of Shadows (2017) | 182,695 | 47 |
| Devoid Prototype (2023) | 179 | 2 |
| Devolver Bootleg (2019) | 1,316,178 | 137 |
| Devolver Tumble Time (2021) | 93,682 | 124 |
| Devolverland Expo (2020) | 917,906 | 496 |
| Devotion (2019) | 157,435,367 | 5,917 |
| DEVOUR (2021) | 439,961,943 | 41,446 |
| The Devourer: Hunted Souls (2023) | 6,908,463 | 450 |
| Devouring Stars (2015) | 166,296 | 27 |
| dev_hell (2025) | 249 | 10 |
| Dewdrop Dynasty (2024) | 7,244 | 24 |
| Dewy's Adventure (2007) | 802,973 | 250 |
| Dex (2015) | 5,913,971 | 2,602 |
| Dexter Stardust : Adventures in Outer Space (2022) | 13,200 | 147 |
| Dexter The Hamster (2024) | 27 | 2 |
| Dexter's Laboratory: Chess Challenge (2002) | 86,712 | 52 |
| Dexter's Laboratory: Deesaster Strikes! (2001) | 188,643 | 88 |
| Dexter's Laboratory: Robot Rampage (2000) | 99,151 | 83 |
| Dexter's Laboratory: Science Ain't Fair (2001) | 17,411 | 15 |
| Dexter: The Game (2009) | 955,617 | 96 |
| Dexteritrip (2018) | 200,286 | 9 |
| Dexterity (1990) | 1,626,415 | 328 |
| Dexterous: Time to Steal (2024) | 137 | 2 |
| Dextrissimi (2022) | 177 | 2 |
| Dezaemon (1991) | 51,902 | 101 |
| Dezaemon 2 (1997) | 151,584 | 184 |
| Dezaemon 3D (1998) | 1,758,078 | 215 |
| Dezaemon Kids! (1998) | 116,991 | 240 |
| Dezaemon Plus (1996) | 153,134 | 180 |
| Dezatopia (2020) | 27,289 | 86 |
| DGGWare (2024) | 10,723 | 3 |
| Dia Horizon (2017) | 27,989 | 10 |
| Diablo (1996) | 172,166,383 | 44,534 |
| Diablo II (2000) | 1,179,346,482 | 225,393 |
| Diablo III (2012) | 1,698,142,042 | 416,927 |
| Diablo Immortal (2022) | 459,532,620 | 94,511 |
| Diablo IV (2023) | 2,079,743,719 | 563,359 |
| Diablo The Abyss (2023) | 2,813 | 3 |
| Diabolic (2018) | 382,724 | 116 |
| Diabolical Pitch (2012) | 163,479 | 78 |
| Diabolik Lovers: Chaos Lineage (2019) | 3,285,149 | 35 |
| Diabolik Lovers: Haunted Dark Bridal (2012) | 963,234 | 294 |
| Diabolik Lovers: Lost Eden (2017) | 3,136,414 | 33 |
| Diabolik Lovers: More, Blood (2013) | 5,594,263 | 50 |
| Diabolik Lovers: Vandead Carnival (2014) | 1,570,147 | 16 |
| Diabolik: The Original Sin (2007) | 395,679 | 144 |
| Diabotical (2020) | 3,810,458 | 4,019 |
| Diabotical Rogue (2024) | 101,626 | 112 |
| Dial-In (2022) | 11,935 | 9 |
| Dialhex (2006) | 0 | 0 |
| Dialogue: A Writer's Story (2017) | 390 | 5 |
| Dialtown: Phone Dating Sim (2022) | 1,337,199 | 493 |
| Diamon Jones and the Amulet of the World (2022) | 0 | 0 |
| Diamon Jones: Devil's Contract (2011) | 2,276 | 11 |
| Diamond Caves (1995) | 1,039,361 | 72 |
| Diamond Dan (2010) | 99,629 | 52 |
| Diamond Diaries Saga (2018) | 868,051 | 4,531 |
| Diamond Digger (1986) | 71,810 | 66 |
| Diamond Digger Saga (2014) | 6,696,423 | 7,774 |
| Diamond Drone (2024) | 131 | 7 |
| Diamond Joyce and the Secret of Crystal Cave (2016) | 2,365 | 6 |
| Diamond Mine (1983) | 5,920,866 | 544 |
