Games like Off the Clock: 13/F
Games like Off the Clock: 13/F include What Remains of Edith Finch, Layers of Fear (2016), The Exit 8, SOMA, and The Painscreek Killings. We matched them by the tags players give Off the Clock: 13/F on Steam (Psychological Horror, Walking Simulator, Horror, Puzzle, and Exploration): closest matches first, and among equally close ones the better-known games.

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

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

The Exit 8
Shared: Walking Simulator · Puzzle · Exploration

SOMA
Shared: Psychological Horror · Horror · Atmospheric

The Painscreek Killings
Shared: Investigation · Puzzle · Exploration

Poppy Playtime
Shared: Horror · Puzzle · Psychological Horror

Firewatch
Shared: Walking Simulator · Atmospheric · Adventure

Sally Face - Episode One
Shared: Psychological Horror · Horror · Puzzle

Inside the Backrooms
Shared: Horror · Psychological Horror · Puzzle

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

Mouthwashing
Shared: Psychological Horror · Horror · Atmospheric

Outer Wilds
Shared: Exploration · Mystery · Puzzle

Endacopia
Shared: Psychological Horror · Horror · Puzzle

Phasmophobia
Shared: Horror · Psychological Horror · Investigation

Firework
Shared: Horror · Puzzle · Psychological Horror

INFRA
Shared: Puzzle · Exploration · Walking Simulator

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

Scanner Sombre
Shared: Walking Simulator · Horror · Exploration

Garten of Banban
Shared: Horror · Psychological Horror · Puzzle

Amnesia: The Dark Descent
Shared: Psychological Horror · Horror · Puzzle

Detention
Shared: Psychological Horror · Horror · Puzzle

Little Nightmares II
Shared: Horror · Puzzle · Psychological Horror

We Were Here
Shared: Puzzle · Horror · Psychological Horror

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