Games like It Happened At Night
Games like It Happened At Night include What Remains of Edith Finch, Firewatch, Amnesia: A Machine For Pigs, Layers of Fear (2016), and SOMA. We matched them by the tags players give It Happened At Night on Steam (Horror, Atmospheric, Exploration, Walking Simulator, and Mystery): closest matches first, and among equally close ones the better-known games.

What Remains of Edith Finch
Shared: Atmospheric · Walking Simulator · Mystery

Firewatch
Shared: Atmospheric · Walking Simulator · Mystery

Amnesia: A Machine For Pigs
Shared: Horror · Atmospheric · Walking Simulator

Layers of Fear (2016)
Shared: Horror · Atmospheric · Walking Simulator

SOMA
Shared: Horror · Atmospheric · Exploration

Mouthwashing
Shared: Horror · Atmospheric · Psychological Horror

Summer of '58
Shared: Horror · Atmospheric · Walking Simulator

Outer Wilds
Shared: Exploration · Mystery · Atmospheric

Fears to Fathom - Ironbark Lookout
Shared: Horror · Atmospheric · Exploration

Psalm 5:9-13
Shared: Horror · Exploration · Mystery

MiSide
Shared: Horror · Atmospheric · Psychological Horror

DON'T SCREAM
Shared: Horror · Atmospheric · Walking Simulator

Scanner Sombre
Shared: Horror · Exploration · Atmospheric

CARIMARA: Beneath the forlorn limbs
Shared: Exploration · Horror · Mystery

The Park®
Shared: Horror · Walking Simulator · Atmospheric

Gone Home
Shared: Walking Simulator · Exploration · Atmospheric

Still Wakes the Deep
Shared: Horror · Walking Simulator · Atmospheric

The Suicide of Rachel Foster
Shared: Atmospheric · Walking Simulator · Mystery

The Exit 8
Shared: Exploration · Horror · Walking Simulator

The Vanishing of Ethan Carter
Shared: Atmospheric · Mystery · Walking Simulator

The Painscreek Killings
Shared: Exploration · Mystery · Horror

Lethal Company
Shared: Horror · Exploration · First-Person

INFRA
Shared: Exploration · Atmospheric · Walking Simulator

September 7th
Shared: Horror · Exploration · Walking Simulator