| Ukhar (2018) | 515 | 5 |
| Ukraine War Stories (2022) | 32,472 | 110 |
| Uligo: A Slime's Hike (2022) | 353 | 8 |
| Ulises (1989) | 236,700 | 89 |
| Ultima Adventum (2021) | 40 | 1 |
| Ultima Forever: Quest for the Avatar (2013) | 467,254 | 90 |
| Ultima I: The First Age of Darkness (1981) | 1,728,508 | 614 |
| Ultima II: The Revenge of the Enchantress (1982) | 602,629 | 412 |
| Ultima III: Exodus (1983) | 2,376,755 | 1,277 |
| Ultima IV: Quest of the Avatar (1985) | 2,553,291 | 2,398 |
| Ultima IX: Ascension (1999) | 4,329,541 | 2,023 |
| Ultima Online (1997) | 27,276,620 | 19,382 |
| Ultima Ratio Regum (2012) | 43,688 | 10 |
| Ultima Underworld II: Labyrinth of Worlds (1993) | 1,609,023 | 1,209 |
| Ultima Underworld: The Stygian Abyss (1992) | 5,346,842 | 1,982 |
| Ultima V: Warriors of Destiny (1988) | 1,347,835 | 1,391 |
| Ultima VI: The False Prophet (1990) | 2,102,388 | 1,685 |
| Ultima VII Part Two: Serpent Isle (1993) | 1,057,976 | 864 |
| Ultima VII: The Black Gate (1992) | 6,384,134 | 2,247 |
| Ultima VIII: Pagan (1994) | 2,302,393 | 928 |
| Ultima: Escape from Mt. Drash (1983) | 31,039 | 33 |
| Ultima: Runes of Virtue (1992) | 33,729 | 63 |
| Ultima: Runes of Virtue II (1993) | 63,551 | 87 |
| Ultima: Worlds of Adventure 2: Martian Dreams (1991) | 86,819 | 167 |
| The Ultimate 11: SNK Football Championship (1996) | 386,920 | 193 |
| Ultimate 8 Ball (1999) | 71,424 | 52 |
| Ultimate Admiral: Age of Sail (2021) | 3,793,868 | 1,690 |
| Ultimate Admiral: Dreadnoughts (2021) | 37,047,599 | 9,470 |
| Ultimate ADOM - Caverns of Chaos (2021) | 617,369 | 338 |
| Ultimate Air Combat (1992) | 74,164 | 82 |
| Ultimate Anime Jigsaw Puzzle (2023) | 2,245 | 13 |
| Ultimate Arena (2016) | 3,404,953 | 448 |
| Ultimate Band (2008) | 280,361 | 204 |
| Ultimate Baseball Online (2003) | 11,443 | 10 |
| Ultimate Basketball (1990) | 2,959,475 | 189 |
| Ultimate Battle Zombies (2012) | 15,959 | 2 |
| Ultimate Beach Soccer (2003) | 1,637,294 | 76 |
| Ultimate Block Party (2004) | 30,510 | 37 |
| Ultimate Board Game Collection (2006) | 51,302 | 63 |
| Ultimate Body Blows (1994) | 47,404 | 54 |
| Ultimate Brain Games (2003) | 15,575 | 63 |
| Ultimate Card Games (2004) | 24,499 | 33 |
| Ultimate Chicken Horse (2016) | 1,175,465,557 | 30,949 |
| Ultimate Civil War Battles: Robert E. Lee vs. Ulysses S. Grant (2003) | 260,265 | 3 |
| Ultimate Combat Mission (1987) | 2,508 | 15 |
| Ultimate Custom Night (2018) | 2,073,487,383 | 53,537 |
| Ultimate Danger Bundle (2018) | 40,601 | 3 |
| Ultimate Dinos World (2020) | 0 | 0 |
| Ultimate Domain (1993) | 74,005 | 74 |
| Ultimate Duck Hunting (2006) | 361,275 | 21 |
| Ultimate Epic Battle Simulator (2017) | 1,336,152,860 | 20,699 |
| Ultimate Epic Battle Simulator 2 (2021) | 315,233 | 218 |
| Ultimate Epic Battle Simulator 2 (2022) | 319,767,057 | 43,724 |
| Ultimate Fight Survival (2021) | 3,752,166 | 2,451 |
| Ultimate Fighter (1992) | 1,596,204 | 462 |
| Ultimate Fighting Championship (2000) | 3,043,659 | 586 |
| Ultimate Fishing Simulator (2018) | 12,604,409 | 3,807 |
| Ultimate Fishing Simulator 2 (2021) | 2,143,468 | 1,175 |
| Ultimate Fishing Simulator VR (2019) | 198,550 | 86 |
| Ultimate General: Civil War (2017) | 8,627,302 | 6,022 |
| Ultimate General: Gettysburg (2014) | 2,204,082 | 666 |
| Ultimate Ghosts 'n Goblins (2006) | 5,914,144 | 633 |
| Ultimate Golf! (2020) | 19,697,802 | 2,025 |
| The Ultimate Haunted House (1993) | 147,144 | 47 |
| Ultimate I Spy (2008) | 183,592 | 53 |
| Ultimate Knight Windom XP (2008) | 103,494 | 220 |
| Ultimate League Soccer (1991) | 32,157 | 32 |
| Ultimate Legends (2018) | 1,728,946 | 658 |
| Ultimate Logic Puzzle Collection (2019) | 110 | 4 |
| Ultimate Marvel vs. Capcom 3 (2011) | 325,909,428 | 88,473 |
| Ultimate Mortal Kombat (2007) | 1,359,102 | 540 |
| Ultimate Mortal Kombat 3 (1995) | 158,182,114 | 28,317 |
| Ultimate Muscle: Legends vs. New Generation (2002) | 1,186,490 | 348 |
| Ultimate Muscle: The Kinnikuman Legacy - The Path of the Superhero (2003) | 7,426 | 16 |
| Ultimate NES Remix (2014) | 3,433,702 | 528 |
