Games like Seven Scarecrows
Games like Seven Scarecrows include Firewatch, What Remains of Edith Finch, Layers of Fear (2016), SOMA, and PEAK. We matched them by the tags players give Seven Scarecrows on Steam (Adventure, Walking Simulator, Exploration, Hidden Object, and 3D): closest matches first, and among equally close ones the better-known games.

Firewatch
Shared: Adventure · Walking Simulator · Atmospheric

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

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

SOMA
Shared: Atmospheric · Exploration · Horror

PEAK
Shared: Adventure · Exploration · First-Person

Amnesia: A Machine For Pigs
Shared: Walking Simulator · Exploration · First-Person

Outlast
Shared: First-Person · Atmospheric · Horror

Scanner Sombre
Shared: Walking Simulator · Exploration · Adventure

Still Wakes the Deep
Shared: Walking Simulator · First-Person · Adventure

POOLS
Shared: Walking Simulator · Exploration · Atmospheric

Amenti
Shared: Adventure · Exploration · Walking Simulator

Bad Parenting 1: Mr. Red Face
Shared: Adventure · Walking Simulator · 3D

ROUTINE
Shared: Adventure · Atmospheric · Dark

Platform 8
Shared: Adventure · Walking Simulator · Hidden Object

BABBDI
Shared: Exploration · Walking Simulator · Atmospheric

Lethal Company
Shared: First-Person · Exploration · Horror

Visage
Shared: Adventure · First-Person · Dark

Escape the Backrooms
Shared: Adventure · Horror · Exploration

The Exit 8
Shared: Exploration · Walking Simulator · First-Person

The Park®
Shared: Walking Simulator · Adventure · First-Person

Darkwood
Shared: Adventure · Horror · Exploration

The Long Dark
Shared: Exploration · Adventure · Atmospheric

Welcome to Kowloon
Shared: Adventure · Walking Simulator · Atmospheric

Garten of Banban
Shared: First-Person · Horror · 3D