Games like Camp Hollow
Games like Camp Hollow include What Remains of Edith Finch, Firewatch, The Exit 8, Outer Wilds, and Poppy Playtime. We matched them by the tags players give Camp Hollow on Steam (Adventure, Puzzle, Walking Simulator, Exploration, and 3D): closest matches first, and among equally close ones the better-known games.

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

Firewatch
Shared: Adventure · Walking Simulator · First-Person

The Exit 8
Shared: Puzzle · Exploration · Walking Simulator

Outer Wilds
Shared: Exploration · Adventure · Puzzle

Poppy Playtime
Shared: Puzzle · First-Person · Adventure

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

Quern - Undying Thoughts
Shared: Adventure · Puzzle · Exploration

Blue Prince
Shared: Puzzle · Exploration · Adventure

INFRA
Shared: Puzzle · Exploration · Adventure

Riven
Shared: Adventure · Puzzle · Exploration

Platform 8
Shared: Adventure · Walking Simulator · Puzzle

Amanda the Adventurer
Shared: Puzzle · First-Person · Adventure

The Witness
Shared: Puzzle · Exploration · First-Person

Lorelei and the Laser Eyes
Shared: Adventure · Puzzle · Exploration

Inside the Backrooms
Shared: Puzzle · Adventure · Exploration

Scanner Sombre
Shared: Walking Simulator · Exploration · Adventure

COCOON
Shared: Adventure · Puzzle · Exploration

Obduction
Shared: Adventure · Puzzle · Exploration

Layers of Fear (2016)
Shared: Walking Simulator · Adventure · First-Person

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

PEAK
Shared: Adventure · Exploration · First-Person

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

Call of the Sea
Shared: Adventure · Puzzle · First-Person

The Room 4: Old Sins
Shared: Puzzle · Adventure · Mystery