| Core Defense (2020) | 220,565 | 141 |
| Core Devourer (2023) | 83,972 | 95 |
| Core Keeper (2021) | 75,997,325 | 45,921 |
| Core War (1984) | 311,304 | 36 |
| Core-Blast (2023) | 0 | 0 |
| Coreborn (2023) | 497,079 | 150 |
| Corgi Cove (2023) | 1,333 | 7 |
| Coridden (2023) | 142,280 | 300 |
| Corinne Cross's Dead & Breakfast (2016) | 193,164 | 51 |
| Cork The Volcano (2020) | 0 | 0 |
| Corlero (2025) | 0 | 0 |
| CornField (2024) | 8,928,962 | 244 |
| Cornflower Corbin (2017) | 0 | 0 |
| Cornucopia (2023) | 873,653 | 838 |
| Coromon (2022) | 17,432,907 | 12,540 |
| Corona Borealis (2019) | 37,506 | 31 |
| Corona Simulator (2020) | 2,370,845 | 36 |
| Coronel Indoor Kartracing (2003) | 1,342 | 10 |
| The Coroner Saga (2019) | 0 | 0 |
| COROPATA (2009) | 23,785 | 79 |
| Corpo Connections (2024) | 30 | 2 |
| Corpo Tale (2016) | 0 | 0 |
| corpo/ghost (2024) | 28 | 3 |
| Corporate Beatdown (2025) | 1 | 1 |
| Corporate Cut: The Hair-Raising Adventure of an Office Employee (2024) | 80 | 3 |
| The Corporate Machine (2001) | 109,083 | 28 |
| Corporate Raider: The Pirate of Wall St. (1988) | 2,338 | 3 |
| Corporation (1990) | 7,439,639 | 2,032 |
| Corpse Craft: Incident at Weardd Academy (2008) | 9,357 | 25 |
| CORPSE FACTORY (2022) | 292,222 | 1,129 |
| Corpse Keeper (2023) | 480,352 | 233 |
| Corpse Killer (1994) | 1,681,487 | 376 |
| Corpse Master Carnage (2023) | 0 | 0 |
| Corpse Party (2008) | 22,273,400 | 5,119 |
| Corpse Party (2010) | 44,494,609 | 4,300 |
| Corpse Party 2: Dead Patient (2019) | 2,519,132 | 570 |
| Corpse Party: Blood Drive (2014) | 60,762,922 | 5,397 |
| Corpse Party: Book of Shadows (2011) | 38,884,383 | 3,831 |
| CORPUS EDAX (2024) | 142,568 | 58 |
| Corridor 7: Alien Invasion (1994) | 1,338,433 | 429 |
| Corridor Z (2015) | 14,047,331 | 853 |
| Corridors of Genon (1983) | 699 | 2 |
| Corridors of Uncertainty (2014) | 4 | 1 |
| Corrosion: Cold Winter Waiting (2012) | 176,681 | 134 |
| Corrupt (2018) | 14,556,457 | 877 |
| Corrupted Hottie (2024) | 0 | 0 |
| Corrupted Paradise (2025) | 0 | 0 |
| Corrupted Spirits (2024) | 147,405 | 24 |
| Corrupted: Dawn of Havoc (2024) | 7,708 | 55 |
| Corruption (1988) | 572,093 | 41 |
| Corruption 2029 (2020) | 1,906,757 | 903 |
| The Corruption Within (2021) | 36,669 | 156 |
| Corsair (2009) | 890,442 | 34 |
| Corsairs Legacy (2022) | 63,260 | 23 |
| Corsairs Legacy - Pirate Action RPG & Sea Battles (2024) | 968,854 | 333 |
| Corsairs: Conquest at Sea (1999) | 168,538 | 150 |
| Corsair`s Madness (2023) | 32,721 | 62 |
| Corsarios (1989) | 63,162 | 71 |
| Cortex Command (2012) | 6,134,159 | 899 |
| Corum Online (2007) | 57,234 | 15 |
| Corvette (2003) | 20,309,870 | 1,835 |
| Corvette Evolution GT (2006) | 403,261 | 387 |
| Corvos Dynasty (2024) | 0 | 0 |
| Corx (1991) | 856 | 4 |
| Cory in the House (2008) | 3,439,801 | 340 |
| Cosa Nostra (1986) | 7,688,126 | 193 |
| Cosmantic Cluster (2024) | 17 | 2 |
| Cosmic Ark (1982) | 105,957 | 158 |
| Cosmic Avenger (1981) | 88,375 | 102 |
| The Cosmic Balance (1982) | 2,767 | 16 |
| Cosmic Balance II (1983) | 2,123 | 3 |
| Cosmic Break (2008) | 2,049,191 | 3,079 |
| Cosmic Breakout (2024) | 0 | 0 |
| Cosmic Bugs (2005) | 88,775 | 29 |
| Cosmic Call (2024) | 106 | 6 |
