| Idle Big Devil (2020) | 36,813 | 100 |
| IDLE BOSS RUSH (2025) | 0 | 0 |
| Idle Breaker (2024) | 143,810 | 410 |
| Idle Business Tycoon - Build Simulator (2022) | 144 | 2 |
| Idle Catfarmia (2023) | 90 | 2 |
| Idle Cave Miner (2023) | 129,727 | 106 |
| Idle Champions of the Forgotten Realms (2020) | 31,446,706 | 4,747 |
| Idle Civilization (2015) | 11,261 | 16 |
| Idle Civilizations (2024) | 244,441 | 78 |
| Idle Colony (2024) | 764,606 | 108 |
| IDLE Death Knight (2020) | 41,490 | 58 |
| Idle Dragon Clicker (2023) | 0 | 0 |
| Idle Earth (2019) | 74,185 | 6 |
| Idle Expanse (2020) | 4,165 | 21 |
| Idle Explorer (2018) | 73,881 | 14 |
| Idle Fairy Fantasy (2024) | 0 | 1 |
| Idle Geometry Defense (2026) | 0 | 0 |
| Idle Kitties Online (2024) | 4 | 1 |
| Idle Land of Exile (2025) | 0 | 0 |
| Idle Medieval Tavern (2023) | 1,434 | 17 |
| Idle Miner Tycoon: Gold Games (2016) | 2,360,297 | 132 |
| Idle Miner Tycoon: Money Games (2016) | 524 | 16 |
| Idle Monkeylogy (2021) | 1,033 | 6 |
| Idle Pixel Fantasy (2025) | 0 | 0 |
| Idle Plant Game (2023) | 0 | 0 |
| Idle Police Tycoon - Cops Game (2020) | 216,377 | 252 |
| Idle Research (2022) | 0 | 0 |
| The Idle RPG (2010) | 9,339,479 | 8,717 |
| Idle Slayer (2020) | 14,304,162 | 1,624 |
| Idle Space Navy (2023) | 0 | 0 |
| Idle Space Raider (2019) | 6,547 | 8 |
| Idle Sphere (2024) | 414 | 4 |
| Idle Spiral (2022) | 145,223 | 110 |
| Idle Stellar (2024) | 401 | 2 |
| Idle Streaming Bonanza (2026) | 0 | 0 |
| Idle Tiers (2024) | 1,475 | 1 |
| Idle Together (2025) | 0 | 0 |
| Idle Tower Defense (2024) | 531,557 | 538 |
| Idle Trillionaire (2024) | 224 | 3 |
| The Idle Undead (2024) | 2,312 | 9 |
| Idle Warrior (2020) | 337,459 | 107 |
| Idle Wasteland (2021) | 15,331 | 73 |
| Idle Waters (2025) | 0 | 0 |
| Idle Wizard (2019) | 118,301 | 299 |
| IdleDownloadManager (2025) | 0 | 0 |
| Idlenetics (2023) | 366 | 2 |
| Idlewood Outpost (2025) | 0 | 0 |
| Idol Death Game TV (2016) | 9,490,171 | 215 |
| Idol Hakkenden (1989) | 460,213 | 156 |
| Idol Hands 2 (2023) | 115,559 | 16 |
| Idol Hell (2023) | 1,198 | 9 |
| Idol Janshi Suchie-Pai III Remix (2007) | 8,449 | 12 |
| Idol Manager (2020) | 16,079,993 | 3,082 |
| Idola Phantasy Star Saga (2018) | 2,265,448 | 2,202 |
| Idolish7 (2015) | 4,731,596 | 990 |
| The Idolmaster 2 (2011) | 9,762,970 | 1,577 |
| The Idolmaster Cinderella Girls (2011) | 33,574,709 | 2,376 |
| The Idolmaster Cinderella Girls: Viewing Revolution (2016) | 552,583 | 47 |
| The Idolmaster Dearly Stars (2009) | 91,630 | 206 |
| The Idolmaster Live For You! (2008) | 464,017 | 109 |
| The Idolmaster One For All (2014) | 3,152,865 | 1,230 |
| The Idolmaster Platinum Stars (2016) | 7,742,632 | 4,588 |
| The Idolmaster Shiny Festa (2012) | 1,416,308 | 228 |
| The Idolmaster SP (2009) | 553,501 | 636 |
| The Idolmaster: Cinderella Girls Starlight Stage (2015) | 66,968,207 | 22,229 |
| The Idolmaster: Million Live! (2013) | 6,551,361 | 1,145 |
| The Idolmaster: Million Live! Theater Days (2017) | 45,697,684 | 50,820 |
| The Idolmaster: Must Songs (2015) | 558,751 | 326 |
| The Idolmaster: Shiny Colors (2018) | 52,444,563 | 11,716 |
| The Idolmaster: SideM (2014) | 37,451,049 | 735 |
| The Idolmaster: SideM Live on St@ge! (2017) | 1,409,360 | 87 |
| The Idolmaster: Stella Stage (2017) | 4,549,383 | 3,731 |
| idolYAKI: From Delinquents to Pop Stars (2021) | 0 | 0 |
| Idosra: The Electric Renaissance (2025) | 0 | 0 |
| iDracula: Undead Awakening (2009) | 334,439 | 55 |
