| Inva-taxi (1994) | 139,972 | 3 |
| Invade-a-Load (1987) | 750 | 2 |
| Invader (2002) | 789,801 | 111 |
| Invader (2014) | 77,503 | 7 |
| Invader TD (2022) | 163 | 3 |
| Invaders from Hyperspace! (1979) | 5,044 | 19 |
| Invaders from Space (1980) | 2,958 | 18 |
| Invaders Possibly from Space (2009) | 0 | 0 |
| Invaders Tower Defense Online (2024) | 3 | 1 |
| Invaders: Corruption (2010) | 7,399 | 7 |
| Invasher (2019) | 694 | 3 |
| Invasio Barbarorum (2005) | 97,942 | 162 |
| Invasion 2037 (2019) | 2,339,456 | 388 |
| Invasion Deutschland (2000) | 11,215 | 29 |
| Invasion Force (1979) | 18,033 | 23 |
| Invasion From Space (2022) | 636 | 6 |
| Invasion of the Body Snatchas! (1984) | 722 | 4 |
| Invasion of The Halloween Fiends (2024) | 1,820,842 | 73 |
| Invasion: Neo Earth (2022) | 288 | 4 |
| Invasion: Phoenix (2024) | 9 | 1 |
| Invector: Rhythm Galaxy (2023) | 386,160 | 190 |
| Inventioneers (2014) | 6,863,431 | 108 |
| Inventorix (2024) | 10,015 | 30 |
| Inventory Quest: Hero's Hoard (2024) | 438 | 2 |
| Inverse Evolver (2021) | 2,243 | 11 |
| Inversion (2012) | 34,168,642 | 4,326 |
| Inversion Institute (2022) | 0 | 0 |
| INVERSUS Deluxe (2016) | 108,176 | 42 |
| Inverted Angel (2024) | 394,900 | 512 |
| Invertigo (2025) | 1,898 | 16 |
| Invicta Beam (2017) | 13,892 | 9 |
| INVICTA: The Next Queen (2023) | 2,140 | 19 |
| Invictus (2000) | 5,983,655 | 1,665 |
| The Invincible (2022) | 640,307,489 | 22,670 |
| The InVincible Iron Ivy: Enter the Pretty, Pretty Princess (2023) | 1 | 1 |
| The Invincible Iron Man (2002) | 4,768,995 | 636 |
| Invincible Island (1983) | 1,090 | 5 |
| Invincible Presents: Atom Eve (2023) | 677,132 | 354 |
| Invincible Tiger: The Legend of Han Tao (2009) | 25,419 | 32 |
| Invinco (1979) | 6,844 | 16 |
| Invirium (2021) | 197 | 3 |
| Invisiballs (2018) | 2,426 | 8 |
| Invisible Apartment (2015) | 80,252 | 62 |
| Invisible Fist (2019) | 7,074 | 20 |
| INVISIBLE FLOW (2024) | 783 | 3 |
| The Invisible Hand (2021) | 3,292,477 | 322 |
| The Invisible Hours (2017) | 1,041,725 | 750 |
| Invisible Man VR In Eleanor's room (2022) | 2 | 1 |
| Invisible Wings (2021) | 38,971 | 50 |
| Invisible, Inc. (2015) | 11,803,443 | 5,136 |
| Invisigun Reloaded (2019) | 112,319 | 192 |
| Invizimals (2009) | 12,241,233 | 744 |
| Invizimals: Shadow Zone (2010) | 340,877 | 26 |
| Invizimals: The Alliance (2013) | 2,193,320 | 119 |
| Invizimals: The Lost Kingdom (2013) | 5,959,787 | 355 |
| Invizimals: The Lost Tribes (2011) | 14,318 | 20 |
| Invizimals: The Resistance (2014) | 1,743,938 | 58 |
| Inward (2023) | 28,964 | 156 |
| INXS: Make My Video (1992) | 207,306 | 12 |
| Io (2007) | 286,027,443 | 7,328 |
| Ion Assault (2009) | 280,398 | 105 |
| Ion Driver (2021) | 209,527 | 177 |
| Ion Fury (2018) | 18,561,767 | 7,356 |
| Ionball 2: Ionstorm (2014) | 12,904 | 37 |
| IonballEX (2011) | 635 | 1 |
| iota (2020) | 1,947,104 | 3 |
| IQ boost (2008) | 1,196,083 | 2,429 |
| IQ Panic (1992) | 546 | 6 |
| iQuarium (2009) | 6,926 | 11 |
| Ira (2021) | 52,550,332 | 2,919 |
| iRacing (2008) | 398,054,677 | 143,126 |
| Iragon (2024) | 1,547,474 | 141 |
| Iragon 18+ (2024) | 1,103 | 3 |
| Iratus: Lord of the Dead (2019) | 1,818,216 | 1,900 |
| Iratus: Lord of the Dead (2020) | 5,924,136 | 4,603 |
