| PC/MS-Windows pack. |  Chaos Theory - Pirates Model 1151160 | 2020 | Steam Valve Corp. |
| Online Slot | Charlie Chane in Hell to Pay | 2020 | Play'n GO |
| PC/MS-Windows pack. | Charterstone - Digital Edition | 2020 | GOG sp. z o.o. |
| PC/MS-Windows pack. | Charterstone - Digital Edition Model 1046660 | 2020 | Steam Valve Corp. |
| PC/MS-Windows pack. | Chef - A Restaurant Tycoon Game | 2020 | GOG sp. z o.o. |
| PC/MS-Windows pack. | Chef Model 886900 | 2020 | Steam Valve Corp. |
| PC/MS-Windows pack. | Chess Knights - High Noon Model 1486800 | 2020 | Steam Valve Corp. |
| PC/MS-Windows pack. | Chess Knights - Shinobi Model 1383050 | 2020 | Steam Valve Corp. |
| PC/MS-Windows pack. | Chicken Police | 2020 | GOG sp. z o.o. |
| Applied Technology Microbee disk | ChickenMan's Adventure's Disk #30 Hb | 2020 | ChickenMan |
| Applied Technology Microbee disk | Chickenman's Games Disk #9 Hb | 2020 | ChickenMan |
| PC/MS-Windows pack. | Chime Sharp Game - Composer Edition Model 826050 | 2020 | Steam Valve Corp. |
| PC/MS-Windows pack. | Chimeras - Cherished Serpent Collector's Edition Model 1340540 | 2020 | Steam Valve Corp. |
| PC/MS-Windows pack. | Choco Pixel 2 Model 1229590 | 2020 | Steam Valve Corp. |
| PC/MS-Windows pack. | Choco Pixel 3 Model 1254590 | 2020 | Steam Valve Corp. |
| PC/MS-Windows pack. | Choco Pixel 4 Model 1275520 | 2020 | Steam Valve Corp. |
| PC/MS-Windows pack. | Choco Pixel 5 Model 1307640 | 2020 | Steam Valve Corp. |
| PC/MS-Windows pack. | Choco Pixel 6 Model 1339450 | 2020 | Steam Valve Corp. |
| PC/MS-Windows pack. | Choco Pixel 7 Model 1359450 | 2020 | Steam Valve Corp. |
| Online Slot | Choco Reels | 2020 | Wazdan |
| PC/MS-Windows pack. | Christmas Tina Model 1049100 | 2020 | Steam Valve Corp. |
| PC/MS-Windows pack. | Chronicon Complete | 2020 | GOG sp. z o.o. |
| PC/MS-Windows pack. | Chronos - Before the Ashes | 2020 | GOG sp. z o.o. |
| PC/MS-Windows pack. | Chronotecture - The Eprologue Model 1443030 | 2020 | Steam Valve Corp. |
| Arcade Video game | Chunithm Crystal Plus | 2020 | SEGA Corp. |
| Arcade Video game | Chunithm Super Star | 2020 | SEGA Corp. |
| PC/MS-Windows pack. | Chuusotsu! 1.5th Graduation - The Moving Castle Model 1148930 | 2020 | Steam Valve Corp. |
| PC/MS-Windows pack. | CHV - VR Trunk Escape Model 1339650 | 2020 | Steam Valve Corp. |
| Nintendo Switch pack. | Ciel Fledge - A Daughter Raising Simulator | 2020 | PQube, Ltd. |
| PC/MS-Windows pack. | Cinema Simulator Model 1453250 | 2020 | Steam Valve Corp. |
| PC/MS-Windows pack. | Circle Empires Rivals Model 1100260 | 2020 | Steam Valve Corp. |
| PC/MS-Windows pack. | Circle of Sumo - Online Rumble! Model 1181790 | 2020 | Steam Valve Corp. |
| PC/MS-Windows pack. | Circle Up Model 663410 | 2020 | Steam Valve Corp. |
| PC/MS-Windows pack. | Circles of Hell Model 1370550 | 2020 | Steam Valve Corp. |
| PC/MS-Windows pack. | City Monsters Model 801760 | 2020 | Steam Valve Corp. |
| PC/MS-Windows pack. | City of Broken Dreamers - Book One Model 1358250 | 2020 | Steam Valve Corp. |
| PC/MS-Windows pack. | Clam Man 2 - Open Mic Model 1278360 | 2020 | Steam Valve Corp. |
| PC/MS-Windows pack. | Clash - Mutants Vs Pirates Model 822710 | 2020 | Steam Valve Corp. |
| PC/MS-Windows pack. | Classic Card Game Canasta Model 1218770 | 2020 | Steam Valve Corp. |
| PC/MS-Windows pack. | Classic Card Game Euchre Model 1231750 | 2020 | Steam Valve Corp. |
