- CHAOS;CHILD
- CHAOS;HEAD NOAH + COSTUME DLC
- Chaperone
- Charon’s Staircase
- Chasing Dead
- Chasing Static
- Chasm: The Rift – v1.0.0 + Original 1997 Version
- Checkmate Showdown
- Chef Life: A Restaurant Simulator – Al Forno Edition – v31175 + 4 DLCs
- Chef: A Restaurant Tycoon Game – Full Menu Bundle, v1.51 + 3 DLCs
- Chernobylite: Complete Edition – v49411 + 11 DLCs/Bonuses
- Chess Crown
- Chess Ultra – v1.6
- Chessarama: Grandmaster Edition – v1.0.2 + Supporter Pack DLC
- Chicken Police
- Chicory: A Colorful Tale – v1.0.0.53 HotFix + Bonus OST
- Children of Morta – v1.2.72 (6dc759)/Ancient Spirits + 3 DLCs
- Children of Silentown: Supporter Bundle + Bonus Content
- Children of the Sun
- Children of Zodiarcs
- Chill Town – v1.0.0 Build 63
- Chinese Frontiers
- Chinese Paladin: Sword and Fairy 6
- Chivalry 2 – Build 8899150 – Offline Mode only
- Chiyo
- Chocolate Factory + Windows 7 Fix
- Chocolate Factory Simulator, v1.0.4
- Choo-Choo Charles
- Chornobyl Liquidators – v0.9.1 + 0.5 DLC
- Chorus – v1.0.0.11.210770 + The Elder Armor Skin Set DLC
- Chorus of Carcosa, v0.1.08 + Bonus Artbook
- Christmas Night
- Chronicles of Sagrea + Windows 7 Fix
- Chronique des Silencieux – v3.7.7f
- Chrono Ark: Deluxe Edition – v1.1a + 2 DLCs
- Chrono Cross: The Radical Dreamers Edition
- Chronos: Before the Ashes – v262310
- CHUCHEL
- Cinemaster: Cinema Simulator – v1.6
- Circuit Superstars + Top Gear Time Attack DLC
- Circus Electrique
- Citadel: Forged with Fire – v32568
- Citadelum – v1.0.0 + Bonus Soundtrack
- Cities XXL
- Cities: Skylines – Collection, v1.18.1-f3 + All DLCs/Bonus Content
- Cities: Skylines II – v1.1.0f1 + 5 DLCs + Bonus OST
- Citizen Sleeper 2: Starward Vector – Deluxe Edition, v1.1.31 + 2 Bonus DLCs
- Citizen Sleeper: Deluxe Edition – v1.0.11 GOG + Bonus Content
- Citizens of Earth
- Citizens of Space