| Infinitum (2017) | 547,390 | 120 |
| Infinitum Vitas (2023) | 3 | 2 |
| Infinity Assassin (VR) (2017) | 156 | 1 |
| Infinity Attackers (2019) | 0 | 0 |
| Infinity Blade (2010) | 49,870,584 | 2,021 |
| Infinity Blade II (2011) | 8,622,278 | 568 |
| Infinity Blade III (2013) | 9,310,658 | 591 |
| Infinity Blaster (2024) | 54 | 2 |
| Infinity Boob Clicker (2024) | 0 | 0 |
| Infinity Castle Dungeon (2024) | 3,441 | 23 |
| Infinity Danger (2011) | 5,377 | 14 |
| Infinity Field (2011) | 32,367 | 9 |
| Infinity Girl (2023) | 29,413 | 16 |
| Infinity Islets (2023) | 0 | 0 |
| Infinity Kingdom (2021) | 5,537,981 | 3,724 |
| Infinity Nikki (2024) | 54,825,381 | 37,488 |
| Infinity Online (2006) | 37,367 | 20 |
| Infinity Pinball (2022) | 3,685 | 35 |
| Infinity Runner (2014) | 827,149 | 261 |
| Infinity Saga (2016) | 23,347,117 | 561 |
| Infinity Square (2021) | 0 | 0 |
| Infinity Strash: DRAGON QUEST The Adventure of Dai (2023) | 7,540,046 | 3,788 |
| The Infinity String (2007) | 5,884 | 11 |
| Infinity Sweeper (2026) | 44,312 | 22 |
| Infinity War Land (2022) | 0 | 0 |
| Infinity: Battlescape (2019) | 2,033,487 | 246 |
| Infinity: HexaDome Tactics (2025) | 10,688 | 23 |
| Infinium Strike (2016) | 211,049 | 76 |
| Infinos Gaiden (2018) | 40,395 | 70 |
| Inflamous (2011) | 187 | 2 |
| Inflatality (2017) | 47,206,928 | 31 |
| Infliction (2018) | 74,667,589 | 5,041 |
| Influent (2014) | 1,765,192 | 148 |
| InFlux (2013) | 471,506 | 160 |
| Infploria (2025) | 0 | 0 |
| Infra (2016) | 22,450,732 | 3,808 |
| Infra Arcana (2011) | 48,193 | 95 |
| InfraSpace (2021) | 12,168,914 | 1,843 |
| Ingnomia (2018) | 50,749 | 4 |
| Ingredienta (2021) | 59 | 1 |
| Ingress (2012) | 2,623,425 | 537 |
| Ingrid's Back (1988) | 156,630 | 17 |
| Inhabitants (2005) | 246,345 | 47 |
| Inherit the Earth (1994) | 1,615,342 | 617 |
| The Inheritance of Crimson Manor (2022) | 612,558 | 618 |
| Inheritance: Ladeina's Path (2023) | 17,421 | 16 |
| The Inheritors of the New World (2019) | 0 | 0 |
| Inhibit (2023) | 99,298 | 24 |
| Inindo: Way of the Ninja (1991) | 431,629 | 562 |
| The Initial (2017) | 758,172 | 368 |
| Initial D Arcade Stage (2001) | 4,137,436 | 1,854 |
| Initial D Arcade Stage 4 (2007) | 1,265,938 | 256 |
| Initial D Arcade Stage 5 (2009) | 752,770 | 283 |
| Initial D Arcade Stage 6 AA (2011) | 6,323,890 | 541 |
| Initial D Arcade Stage 7 AAX (2012) | 1,081,049 | 472 |
| Initial D Arcade Stage 8 Infinity (2014) | 16,568,583 | 2,855 |
| Initial D Arcade Stage Version 2 (2002) | 2,177,107 | 87 |
| Initial D Arcade Stage Version 3 (2003) | 727,842 | 232 |
| Initial D Extreme Stage (2008) | 9,148,789 | 1,707 |
| Initial D Special Stage (2003) | 6,613,174 | 1,556 |
| Initial D: Street Stage (2006) | 2,716,668 | 2,157 |
| Initial Drift Online (2023) | 664,417 | 280 |
| The Initiate (2017) | 1,190,976 | 465 |
| Initium Legenda (2022) | 0 | 0 |
| Injoku Byoutou (2021) | 0 | 0 |
| Injoku Furin (2021) | 0 | 0 |
| Injustice 2 (2017) | 3,585,452,449 | 350,272 |
| Injustice: Gods Among Us (2013) | 779,813,545 | 100,453 |
| Ink and Intrigue (2024) | 0 | 0 |
| Ink and Paper: Wandering (2022) | 0 | 0 |
| Ink Inside (2023) | 46,104 | 156 |
| Ink Paper Minesweeper (2021) | 89 | 2 |
| Ink Reverie (2025) | 7,679 | 25 |
| Ink World (2022) | 422,915 | 4 |
| InkBall (2004) | 70,681 | 24 |
