Games like The Contact
Games like The Contact include Layers of Fear (2016), Mouthwashing, MiSide, September 7th, and SOMA. We matched them by the tags players give The Contact on Steam (Walking Simulator, Psychological Horror, Hidden Object, Horror, and 3D Platformer): closest matches first, and among equally close ones the better-known games.

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

Mouthwashing
Shared: Psychological Horror · Horror · Walking Simulator

MiSide
Shared: Psychological Horror · Horror · Singleplayer

September 7th
Shared: Walking Simulator · Horror · Psychological Horror

SOMA
Shared: Psychological Horror · Horror · Atmospheric

Scanner Sombre
Shared: Walking Simulator · Horror · Psychological Horror

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

Firewatch
Shared: Walking Simulator · Atmospheric · Singleplayer

Garten of Banban
Shared: Horror · Psychological Horror · Singleplayer

What Remains of Edith Finch
Shared: Walking Simulator · Atmospheric · Psychological Horror

Outlast
Shared: Horror · Psychological Horror · Atmospheric

No, I'm not a Human
Shared: Psychological Horror · Horror · Singleplayer

Layers of Fear 2 (2019)
Shared: Psychological Horror · Horror · Walking Simulator

[Chillas Art] The Convenience Store
Shared: Psychological Horror · Horror · Indie

Five Nights at Freddy's
Shared: Horror · Psychological Horror · Singleplayer

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

The Exit 8
Shared: Walking Simulator · Horror · Psychological Horror

Visage
Shared: Psychological Horror · Horror · Walking Simulator

35MM
Shared: Walking Simulator · Hidden Object · FPS

The Cabin Factory
Shared: Psychological Horror · Walking Simulator · Horror

Kholat
Shared: Walking Simulator · Horror · Psychological Horror

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

Escape the Backrooms
Shared: Horror · Psychological Horror · 3D

Psalm 5:9-13
Shared: Psychological Horror · Horror · Walking Simulator