- Unravel Two
- Unreal 2: The Awakening (GOG)
- Unreal Drone Racing
- Unreal Gold
- UNREAL LIFE
- Unreal Tournament 2003
- Unreal Tournament 2004 (GOG)
- Unreal Tournament 3 Black Edition
- Unreal Tournament: Game of the Year Edition
- UnReal World (v3.60 Beta)
- Unrect
- Unrest Indigo
- Unrest Special Edition (GOG)
- Unruly Ghouls
- Unruly Heroes (Update May 31, 2019)
- Unseen Diplomacy
- UNSIGHTED
- Unsolved Mystery Club: Amelia Earhart
- Unsolved Mystery Club: Amelia Earhart
- Unsolved Mystery Club: Amelia Earhart
- Unsolved Mystery Club: Amelia Earhart
- Unsolved Mystery Club: Ancient Astronauts
- Unspottable
- Unstoppable Gorg
- Unstoppable Hamster
- Unsung Heroes: The Golden Mask
- Untamed: Life Of A Cougar v2.0
- Until I Have You (Update 10.0)
- Until Last Breath
- Until None Remain: Battle Royale VR
- Until the Last Plane
- Until We Die
- Until You Fall (Update Oct 14, 2019)
- Untitled Goose Game v1.0.7
- Unto The End
- Untouchable
- Unturned: Gold Edition v3.17.12.1
- Unveil v1.0 (Update 10)
- Unwell Mel
- unWorded
- Unworthy
- Unyielding
- Up and Up
- Up Left Out
- Uplands Motel
- Uplands Motel: VR Thriller
- Uplink Hacker Elite
- Uplink v1.6
- UPPERS
- Uprising Join or Die (GOG)
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