| Couch Combat (2022) | 549,254 | 241 |
| Couch Monsters (2021) | 206,108 | 38 |
| The Council (2018) | 112,207,864 | 14,615 |
| The Council of Hanwell (2018) | 10,646,165 | 128 |
| Council of Mages: The Party Game (2024) | 79 | 3 |
| The Count (1979) | 697,510 | 117 |
| Count Duckula 2 (1992) | 53,328 | 49 |
| The Count Lucanor (2016) | 7,781,246 | 2,227 |
| Count Pumpcula (2023) | 10,605 | 14 |
| Countdown (1990) | 1,167,243 | 246 |
| Countdown Final Zone (2024) | 68 | 4 |
| Countdown Timer (2023) | 4,201,872 | 733 |
| Countdown to Doom (1982) | 66,722 | 17 |
| Countdown to Shutdown (1984) | 4,557 | 9 |
| Countdown Vampires (1999) | 3,340,235 | 1,276 |
| Counter Action (1996) | 101,867 | 59 |
| Counter Clash (2025) | 6,913 | 17 |
| Counter Fight (2016) | 32,997,713 | 639 |
| Counter Force (2007) | 313,674 | 53 |
| Counter Recon: The First Mission (2021) | 31,418 | 17 |
| Counter-Strike (1999) | 2,647,271,419 | 354,190 |
| Counter-Strike 2 (2023) | 60,272,342,874 | 3,817,142 |
| Counter-Strike Neo (2005) | 328,728 | 100 |
| Counter-Strike Nexon: Studio (2014) | 33,727,908 | 8,254 |
| Counter-Strike Nexon: Zombies (2014) | 6,828,511 | 1,175 |
| Counter-Strike Online (2008) | 317,300,278 | 27,013 |
| Counter-Strike Online 2 (2013) | 85,432,516 | 9,097 |
| Counter-Strike: Condition Zero (2004) | 57,013,088 | 23,589 |
| Counter-Strike: Malvinas (2013) | 71 | 1 |
| Counter-Strike: Source (2004) | 48,956,348,784 | 530,838 |
| Counter-Stroke: Grand Building (2022) | 0 | 0 |
| Counter: Side (2021) | 77,986,750 | 39,069 |
| CounterAttack: Uprising (2019) | 4,184 | 43 |
| Counterclocking (2023) | 2,924 | 45 |
| CounterSpy (2014) | 3,135,711 | 1,728 |
| Countess in Crimson (2022) | 74,523 | 8 |
| Countin' Stars (2024) | 603 | 2 |
| Countless Army (2024) | 81,859 | 22 |
| Country Dance (2011) | 1,348,597 | 393 |
| Country Dance 2 (2011) | 1,310,879 | 96 |
| Country Dance All Stars (2012) | 66,219 | 30 |
| Country Hopper (2025) | 0 | 0 |
| Country Justice: Revenge of the Rednecks (2005) | 10,051,550 | 46 |
| Country Life (2009) | 156,275 | 103 |
| Country Tales (2015) | 15,910 | 168 |
| Country Tales 2: New Frontiers (2024) | 6,952 | 37 |
| Countryball The Real Time Strategy Game (2025) | 251,568 | 3 |
| CountryBalls Heroes (2021) | 1,534,256 | 214 |
| Countryballs: Over The World (2018) | 1,862 | 7 |
| Countryside Life Simulator (2024) | 524,742 | 52 |
| The Courage to be Disliked (2024) | 26,088 | 24 |
| Courier Chief Tycoon (2023) | 0 | 0 |
| Courier Crisis (1997) | 190,298 | 230 |
| Courier of the Crypts (2015) | 44,164 | 107 |
| Courier Tale (2024) | 70 | 4 |
| Court of Ashes (2019) | 422 | 3 |
| Court of Crowns (2023) | 3,688 | 9 |
| The Court Of Wanderers (2024) | 7,362 | 43 |
| Court, Connect, Capture (2023) | 1 | 1 |
| Courtyard Broomball (2018) | 175 | 1 |
| Coven (2022) | 4,454,251 | 364 |
| The Coven of Calahree (2022) | 508 | 1 |
| Covenant of Solitude (2013) | 73,601 | 34 |
| Covenant: Project Zero (2023) | 241 | 5 |
| Cover Orange (2009) | 199,897,806 | 1,685 |
| Covert (2018) | 91,123 | 118 |
| Covert Commando (2020) | 46 | 4 |
| Covert Syndrome (2017) | 13,195 | 10 |
| Covet Fashion (2013) | 57,007 | 223 |
| The Coveted Mirror (1983) | 7,039 | 4 |
| Covid Carl (2022) | 1,587 | 7 |
| COVID: The Outbreak (2020) | 857,534 | 93 |
| Cow Catcher (2021) | 3,346,066 | 33 |
| Cow Clicker (2010) | 299,291 | 10 |
| Cow Girl 2 (2022) | 87 | 1 |
