| ChuSingura46+1 S (2016) | 231,292 | 290 |
| Chuugoku Janshi Story: Tonpuu (1989) | 679 | 8 |
| Chuzzle (2005) | 1,059,571 | 468 |
| Chyss (2025) | 35 | 1 |
| Cibele (2015) | 3,539,167 | 71 |
| CIBOS (2021) | 95,994,768 | 199 |
| Ciconia When They Cry (2019) | 523,519 | 218 |
| CID The Dummy (2009) | 193,294 | 116 |
| Ciel Fledge: A Daughter Raising Simulator (2020) | 67,784 | 208 |
| Ciel Nosurge (2012) | 1,548,032 | 1,134 |
| CIMA: The Enemy (2003) | 103,535 | 233 |
| Cinderella - An Interactive Fairytale (2018) | 1,680 | 2 |
| Cinderella Escape 2 Revenge (2017) | 546,733 | 90 |
| Cinderella Escape! R12 (2015) | 824,593 | 53 |
| Cinderella Nine (2017) | 2,708,646 | 1,358 |
| Cinderella Princess Dress Up (2017) | 783 | 3 |
| Cinders (2012) | 12,151,020 | 1,598 |
| Cinderstone Online (2023) | 87,278 | 49 |
| Cindy's Travels: Flooded Kingdom (2009) | 3,785 | 3 |
| Cinema Simulator 2025 (2025) | 1,844,842 | 318 |
| Cinema Tycoon (2007) | 658,439 | 137 |
| Cinemaware Anthology: 1986-1991 (2014) | 11,189 | 8 |
| Cinemoji: Halloween (2021) | 137 | 14 |
| Cinemoji: Series (2021) | 75 | 2 |
| CINERIS SOMNIA (2018) | 156,639 | 300 |
| Cions of Vega (2021) | 102,247 | 246 |
| CIPHER ZERO (2025) | 382 | 1 |
| Circa Infinity (2015) | 352,898 | 165 |
| Circadian City (2020) | 68,857 | 81 |
| Circadian Dice (2022) | 794,346 | 532 |
| Circle Empires Rivals (2020) | 5,773,463 | 526 |
| Circle Empires Tactics (2022) | 174,330 | 60 |
| Circle of Kerzoven (2023) | 190,762 | 319 |
| Circle of Sumo: Online Rumble! (2020) | 766,896 | 154 |
| Circle Pong (2024) | 97,247 | 9 |
| Circle the Wagons: Prima Septimana (2025) | 0 | 0 |
| Circlet Princess (2018) | 79,992 | 11 |
| Circuit Breakers (1998) | 100,704 | 61 |
| Circuit Breakers (2015) | 572,077 | 277 |
| Circuit Dude (2017) | 14,507 | 17 |
| Circuit Strike.One (2009) | 10,927 | 5 |
| Circuit Superstars (2021) | 3,398,865 | 1,741 |
| Circuit Warz (2017) | 242 | 1 |
| Circuit's Edge (1990) | 8,004 | 12 |
| Circuits and Shields (2022) | 23,551 | 1 |
| Circulate (2004) | 13,342 | 17 |
| Circus (1977) | 126,563 | 75 |
| Circus Atari (1980) | 62,595 | 135 |
| Circus Attractions (1989) | 5,616 | 18 |
| Circus Caper (1989) | 78,851 | 121 |
| Circus Challenge (2024) | 301,138 | 14 |
| Circus Charlie (1984) | 11,945,378 | 2,691 |
| Circus Electrique (2022) | 2,617,829 | 1,273 |
| Circus Elephant (2024) | 2,196,989 | 10 |
| Circus Empire (2007) | 8,199 | 8 |
| Circus Games (1988) | 866,698 | 71 |
| Circus Interstellar (2018) | 6,639 | 28 |
| Circus Maximus: Chariot Wars (2002) | 40,798 | 63 |
| Cirrus Business (2024) | 0 | 0 |
| Cisco Heat (1990) | 138,011 | 159 |
| Citadale Resurrection (2023) | 31 | 3 |
| Citadel (1985) | 3,673 | 16 |
| The Citadel (2020) | 8,170,179 | 3,983 |
| Citadel 1986 (2016) | 2,545 | 23 |
| Citadel 2 (1993) | 51,512 | 60 |
| Citadel Anew (2024) | 404 | 4 |
| Citadel Stormer 2 (2023) | 11,221 | 33 |
| Citadel: Forged With Fire (2017) | 14,189,672 | 5,629 |
| Citadelic (2023) | 48,061 | 21 |
| Citadels (2013) | 4,695,006 | 518 |
| Citadelum (2024) | 936,315 | 602 |
| Citampi Stories (2020) | 44,968,993 | 4,475 |
| Cities Domination (2024) | 238 | 2 |
| Cities in Motion (2011) | 2,741,411 | 994 |
| Cities in Motion 2 (2013) | 4,553,633 | 1,922 |
