| Adabana Odd Tales (2020) | 53,116 | 151 |
| ADACA (2022) | 278,208 | 225 |
| Adam and Eve: The Game - Chapter 1 (2016) | 788 | 4 |
| Adam Waste (2017) | 1,271,587 | 38 |
| Adam Wolfe (2016) | 860,742 | 1,177 |
| Adam's Ascending (2020) | 5,723 | 8 |
| Adam's Venture (2009) | 959,987 | 634 |
| Adam's Venture: Origins (2016) | 2,365,188 | 1,566 |
| Adam: Robot World (2019) | 2 | 1 |
| Adam: Robot World (2020) | 15,608 | 5 |
| Adanath (2024) | 0 | 0 |
| Adapted Adventures: Crystal Cave (2021) | 73 | 7 |
| Adaptory (2025) | 110,648 | 101 |
| Adarin Farm (2022) | 59,699 | 36 |
| Add Astra (2024) | 288 | 3 |
| The Addams Family (1992) | 516,231,509 | 6,552 |
| Addams Family Values (1995) | 12,162,143 | 865 |
| The Addams Family: Mansion Mayhem (2021) | 2,563,531 | 1,001 |
| The Addams Family: Pugsley's Scavenger Hunt (1992) | 3,055,514 | 611 |
| Addicta Ball (1987) | 2,696 | 26 |
| Addiction Pinball (1998) | 260,995 | 130 |
| Addition Subtraction Multiplication Division Magician (2025) | 0 | 0 |
| Addy (2025) | 0 | 0 |
| ADEN (2024) | 0 | 0 |
| Adeptus Titanicus: Dominus (2018) | 1,067,906 | 267 |
| Aderyn's Cradle (2016) | 3,723 | 6 |
| Adiboo (1992) | 3,413,954 | 142 |
| Adiboo and the Energy Thieves (2004) | 116,689 | 66 |
| Adidas Championship Football (1990) | 13,715 | 30 |
| Adidas Power Soccer (1996) | 352,148 | 245 |
| adidas Power Soccer 2 (1997) | 13,110 | 52 |
| adidas Power Soccer 98 (1997) | 38 | 1 |
| Adidas Power Soccer 98 (1998) | 99,183 | 95 |
| Adidas Power Soccer International 97 (1997) | 17,412 | 33 |
| Adios (2021) | 15,123,564 | 1,228 |
| Adjacency (2017) | 130,604 | 21 |
| ADK Damashii (2008) | 648,155 | 191 |
| Admiral Graf Spee (1982) | 491,478 | 61 |
| Admiral Stepinski (2019) | 292 | 1 |
| Adolescent Santa Claus (2018) | 776,013 | 119 |
| Adopt Me! (2017) | 0 | 0 |
| Adopted Passion Realize Your Dream (2023) | 25,412 | 8 |
| Adorable Crush (2020) | 7,761 | 10 |
| Adorable Witch (2021) | 49,056 | 15 |
| Adorable Witch 2 (2021) | 7,120 | 6 |
| Adorable Witch 3 (2022) | 7,311 | 6 |
| Adorable Witch5 : Lingering (2023) | 1,730 | 3 |
| Adore (2020) | 2,234,665 | 830 |
| Adorimon : Arena of Ancients (2024) | 170 | 5 |
| Adr1ft (2016) | 9,582,518 | 2,172 |
| Adrenalin Misfits (2010) | 227,209 | 64 |
| Adrenaline Injection (2024) | 450 | 5 |
| Adrenaline Rampage (2024) | 78,103 | 115 |
| Adrenalinkick (2026) | 0 | 0 |
| Adrenix (1998) | 1,416 | 33 |
| Adrianne and Oliver (2022) | 3,240 | 2 |
| Adrift (2016) | 6,579,413 | 612 |
| Adrorium (2025) | 1,061 | 7 |
| Adult Puzzles - CamGirls (2021) | 0 | 0 |
| Adult Puzzles - Fantasy Ladies (2021) | 0 | 0 |
| Adult Puzzles - Fantasy Ladies 2 (2021) | 0 | 0 |
| Adult Puzzles - Hentai Christmas (2021) | 0 | 0 |
| Adult Puzzles - Hentai Halloween (2021) | 0 | 0 |
| Adult Puzzles - Hentai NightClub (2021) | 0 | 0 |
| Adult Puzzles - Pole Dancer (2021) | 0 | 0 |
| ADULT SHERIFF (2020) | 36 | 2 |
| Adulting (2025) | 1,555,422 | 121 |
| Advance Guardian Heroes (2004) | 318,607 | 375 |
| Advance Wars (2001) | 47,871,678 | 17,483 |
| Advance Wars 2: Black Hole Rising (2003) | 20,264,854 | 9,201 |
| Advance Wars: Days of Ruin (2008) | 10,441,449 | 3,007 |
| Advance Wars: Dual Strike (2005) | 13,257,545 | 3,345 |
| Advanced Battlegrounds: The Future of Combat (2004) | 57,402 | 69 |
| Advanced Busterhawk Gleylancer (2008) | 20,495 | 60 |
| Advanced Circuits (2010) | 44,764 | 33 |
