| Christmas Mahjong | 2013 | Creobit | Microsoft Windows |
| Farm Heroes Saga | 2013 | King | iOS, Android |
| Train Simulator: East Coast Main Line London-Peterborough Route Add-On | 2013 | Dovetail Games | Microsoft Windows |
| Train Simulator: First Capital Connect Class 321 EMU Add-On | 2013 | Dovetail Games | Microsoft Windows |
| Darkout | 2013 | — | Microsoft Windows |
| The Holiday Express | 2013 | Dovetail Games | Microsoft Windows |
| Maia | 2013 | Simon Roth | Microsoft Windows, macOS, Linux |
| Cobi Treasure Deluxe | 2013 | Cobra Mobile | Microsoft Windows |
| Powerstar Golf | 2013 | Zoë Mode | Xbox One |
| Zoo Tycoon | 2013 | Frontier Developments | Xbox One, Xbox 360 |
| Clumsy Ninja | 2013 | NaturalMotion | iOS, Android |
| Coaster Crazy: Deluxe | 2013 | Frontier Developments | iOS, Wii U |
| Drive on Moscow | 2013 | Shenandoah Studio | Microsoft Windows, iOS, PlayStation 4 |
| Train Simulator: GWR 56XX Loco Add-On | 2013 | Victory Works | Microsoft Windows |
| Train Simulator: MRCE ES 64 U2 'Taurus' Loco Add-On | 2013 | Dovetail Games | Microsoft Windows |
| Tearaway | 2013 | Media Molecule | PlayStation Vita, PlayStation 4 |
| Conflict of Heroes: Storms of Steel | 2013 | Western Civilization Software | Microsoft Windows |
| Zumba Kids | 2013 | Zoë Mode | Xbox 360, Wii |
| World Basketball Tycoon | 2013 | — | Microsoft Windows |
| Book of Potions | 2013 | London Studio | PlayStation 3 |
| Need for Speed Rivals | 2013 | EA Gothenburg | PlayStation 3, Xbox One, Microsoft Windows, Xbox 360, PlayStation 4 |
| X Rebirth | 2013 | Egosoft | Microsoft Windows, macOS, Linux |
| Train Simulator: WSR Diesels Loco Add-On | 2013 | Dovetail Games | Microsoft Windows |
| Redshirt | 2013 | — | Microsoft Windows, macOS, Linux, iOS |
| Walking with Dinosaurs | 2013 | Supermassive Games | PlayStation 3 |
| Let's Sing 2014 | 2013 | Voxler | Wii |
| Project Zomboid | 2013 | The Indie Stone | Microsoft Windows, macOS, Linux |
| Kharé: Cityport of Traps | 2013 | Inkle | Microsoft Windows, iOS, Android |
| Train Simulator: Berlin-Wittenberg Route Add-On | 2013 | Aerosoft | Microsoft Windows |
| Train Simulator: DB BR 411 'ICE-T' EMU Add-On | 2013 | Dovetail Games | Microsoft Windows |
| Gentlemen! | 2013 | Lucky Frame | Ouya, Microsoft Windows, macOS, Linux, iOS |
| Zumba Fitness: World Party | 2013 | Zoë Mode | Xbox One, Xbox 360, Wii |
| Sniper Elite: Nazi Zombie Army 2 | 2013 | Rebellion Developments | Microsoft Windows |
| Train Simulator: BR/LNER Class J50 Loco Add-On | 2013 | MeshTools | Microsoft Windows |
| Football Manager 2014 | 2013 | Sports Interactive | Microsoft Windows, PlayStation Vita, Linux, iOS, Android |
| Knytt Underground | 2013 | — | PlayStation 3, Microsoft Windows, macOS, PlayStation Vita, Linux, Wii U |
| Solar Flux | 2013 | Firebrand Games | Microsoft Windows, macOS, Nintendo Switch, Linux |
| Train Simulator: GEML Class 90 Loco Add-On | 2013 | Armstrong Powerhouse | Microsoft Windows |
| Train Simulator: MRCE ER20 Eurorunner Loco Add-On | 2013 | Dovetail Games | Microsoft Windows |
| Enter the Dominatrix | 2013 | Volition | Microsoft Windows, Linux |
| Pro Darts 2022 | 2013 | IWare Designs | macOS, iOS, iPadOS, Android |
| Lego Marvel Super Heroes | 2013 | TT Games | PlayStation 3, Xbox One, Microsoft Windows, macOS, Nintendo DS, PlayStation Vita, Nintendo Switch, Nintendo 3DS, Xbox 360, iOS, PlayStation 4, Wii U+1 |
| Blade II | 2013 | Mucky Foot Productions | PlayStation 2, Xbox |
| Mashed | 2013 | Supersonic Software | PlayStation 2, Xbox, Microsoft Windows |
| CSR Classics | 2013 | — | iOS |
| Real Steel World Robot Boxing | 2013 | Reliance Games | iOS |
| Fist of Awesome | 2013 | I Fight Bears | Ouya, Microsoft Windows, macOS, iOS, Android |
| The Crew | 2013 | Ubisoft Ivory Tower, Asobo Studio, Ubisoft Reflections | Xbox One, Microsoft Windows, Xbox 360, PlayStation 4 |
| Democracy 3 | 2013 | Positech Games | Microsoft Windows, macOS, Linux, iOS |
| Kami | 2013 | State of Play | Microsoft Windows, macOS, Nintendo 3DS, iOS, iPadOS |
| Spooky Bonus | 2013 | Grey Alien Games | Microsoft Windows, macOS |
| Train Simulator: DB BR420 EMU Add-On | 2013 | — | Microsoft Windows |
| Flashpoint Campaigns: Red Storm Player's Edition | 2013 | On Target Simulations | Microsoft Windows |
| F1 2013 | 2013 | Feral Interactive | PlayStation 3, Microsoft Windows, macOS, Xbox 360 |
| Dirty Bomb | 2013 | Splash Damage | Microsoft Windows |
| Grand Theft Auto Online | 2013 | Rockstar North | PlayStation 3, Xbox One, Microsoft Windows, Xbox 360, PlayStation 4, PlayStation 5, Xbox Series X and Series S |
| Hard Time | 2013 | MDickie Limited | Ouya, Microsoft Windows, macOS, iOS |
| Train Simulator: Sheerness Branch Extension Route Add-On | 2013 | Dovetail Games | Microsoft Windows |
| Train Simulator: Southern Pacific SD70M Loco Add-On | 2013 | Dovetail Games | Microsoft Windows |
| Train Simulator: DB BR424 EMU Add-On | 2013 | Dovetail Games | Microsoft Windows |