| Attack of the Mutant Artificial Trees (2004) | 371 | 5 |
| Attack of the Mutant Camels (1983) | 63,668 | 95 |
| Attack of the Mutant Penguins (1995) | 39,846 | 60 |
| The Attack of the Phantom Karate Devils (1983) | 5,989 | 5 |
| Attack of the Saucerman (1999) | 70,291 | 143 |
| Attack of the Trafalas (2022) | 890 | 3 |
| Attack on Alpha Centauri (1983) | 392 | 5 |
| Attack On Altair (1983) | 1,080 | 4 |
| Attack on Hex Island (2024) | 6,221 | 13 |
| Attack on Pearl Harbor (2007) | 921,999 | 262 |
| Attack on the Death Star (1991) | 49,950 | 31 |
| Attack on Titan (2016) | 4,336,698,946 | 99,186 |
| Attack on Titan 2 (2018) | 359,339,175 | 35,084 |
| Attack on Titan 2 - A.O.T.2 (2018) | 62,726,385 | 5,476 |
| Attack on Titan: Humanity in Chains (2013) | 6,943,296 | 344 |
| Attack on Toys (2021) | 18,012,583 | 380 |
| Attack Zone (2022) | 29,583 | 12 |
| Attentat 1942 (2017) | 206,298 | 104 |
| Attractio (2016) | 429,179 | 146 |
| Attractorache (2018) | 0 | 0 |
| Attrax (2025) | 61 | 4 |
| Attrition: Tactical Fronts (2018) | 3,046 | 37 |
| Atulos Online (2016) | 8,833 | 12 |
| ATurd - Abuser Escape (2022) | 368 | 3 |
| ATV GP (2010) | 13,529 | 7 |
| ATV Mudracer (2005) | 2,080 | 8 |
| ATV Offroad Fury (2001) | 1,355,959 | 610 |
| ATV Offroad Fury 2 (2002) | 1,573,985 | 917 |
| ATV Offroad Fury 3 (2004) | 540,438 | 510 |
| ATV Offroad Fury 4 (2006) | 834,797 | 504 |
| ATV Offroad Fury Pro (2006) | 332,585 | 226 |
| ATV Offroad Fury: Blazin' Trails (2005) | 252,994 | 95 |
| ATV Quad Kings (2009) | 34,395 | 30 |
| ATV Simulator (1987) | 34,068 | 70 |
| ATV Wild Ride (2011) | 48,200 | 44 |
| ATV: Quad Frenzy (2005) | 9,397 | 25 |
| ATV: Quad Power Racing (2000) | 121,403 | 262 |
| ATV: Quad Power Racing 2 (2003) | 2,092,279 | 316 |
| ATV: Thunder Ridge Riders (2006) | 3,459 | 70 |
| ATV: Thunder Ridge Riders / Monster Trucks Mayhem (2008) | 4,527 | 9 |
| Au Revoir (2025) | 1,839,744 | 113 |
| Au Sable (2009) | 199,093 | 38 |
| Audica (2019) | 3,112,979 | 879 |
| Audio Beats (2017) | 36,095 | 28 |
| Audio Trip (2019) | 537,715 | 341 |
| AudioClash: Battle of the Bands (2021) | 48,844 | 68 |
| Audioshield (2016) | 8,255,485 | 1,165 |
| AudioSpace (2021) | 58 | 1 |
| Audiosurf (2008) | 33,239,890 | 19,010 |
| Audiosurf 2 (2015) | 12,330,240 | 11,187 |
| AudioWizards (2020) | 9,528 | 13 |
| Audition Online (2004) | 9,432,683 | 5,279 |
| Auditorium (2008) | 890,312 | 178 |
| Auf Wiedersehen Monty (1987) | 76,904 | 135 |
| Augma II - Arc I (2023) | 4 | 1 |
| Augmented Empire (2017) | 212,286 | 142 |
| Augmented Introspection: Emel (2023) | 0 | 0 |
| Augury (2021) | 120,463 | 9 |
| Augustus: Im Auftrag des Kaisers (2004) | 4,134 | 13 |
| Aunewyth (2023) | 9 | 1 |
| Aunt Arctic Adventure (1988) | 3,309 | 11 |
| Aura II: The Sacred Rings (2007) | 25,922 | 51 |
| Aura Kingdom (2013) | 25,261,812 | 9,903 |
| Aura Kingdom 2 (2020) | 4,729,468 | 1,650 |
| Aura of Worlds (2018) | 18,765 | 36 |
| Aura-Aura Climber (2010) | 47,149 | 11 |
| Aura: Fate of the Ages (2004) | 98,838 | 105 |
| AURA: Hentai Cards (2023) | 104,950 | 16 |
| Aurail (1990) | 72,545 | 75 |
| Aurendor (2023) | 1,173 | 4 |
| Aureole - Wings of Hope (2025) | 40,429 | 43 |
| Aurion: Legacy of the Kori-Odan (2016) | 279,724 | 506 |
| Auro The Bunny (2021) | 325 | 4 |
| Aurora Chronicles (2022) | 0 | 0 |
| Aurora Defense (2025) | 0 | 0 |
