Games like Barrett Foster : Chapter One
Games like Barrett Foster : Chapter One include Killer Frequency, The Forest, Poppy Playtime, SchoolBoy Runaway, and Slime Rancher. We matched them by the tags players give Barrett Foster : Chapter One on Steam (Simulation, Adventure, Horror, Puzzle, and Exploration): closest matches first, and among equally close ones the better-known games.

Killer Frequency
Shared: Adventure · Horror · Puzzle

The Forest
Shared: Horror · Adventure · First-Person

Poppy Playtime
Shared: Horror · Puzzle · First-Person

SchoolBoy Runaway
Shared: Adventure · Simulation · Puzzle

Slime Rancher
Shared: Adventure · Exploration · Simulation

Platform 8
Shared: Adventure · Simulation · Puzzle

Outer Wilds
Shared: Exploration · Adventure · Puzzle

Blue Prince
Shared: Puzzle · Exploration · Adventure

The Room
Shared: Puzzle · Adventure · Hidden Object

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

MOLE
Shared: Simulation · Adventure · Horror

Summon
Shared: Simulation · Horror · Puzzle

The Room Two
Shared: Puzzle · Horror · Adventure

Metel - Horror Escape
Shared: Horror · Puzzle · First-Person

Stray
Shared: Adventure · Exploration · Puzzle

The Exit 8
Shared: Puzzle · Exploration · Horror

Five Nights at Freddy's: Security Breach
Shared: Horror · First-Person · Adventure

Thief Simulator
Shared: Simulation · Adventure · First-Person

Inside the Backrooms
Shared: Horror · Puzzle · Adventure

Amnesia: Rebirth
Shared: Puzzle · Horror · Adventure

Scanner Sombre
Shared: Horror · Exploration · Adventure

Little Nightmares II
Shared: Adventure · Horror · Puzzle

Firewatch
Shared: Adventure · First-Person · Exploration

Antichamber
Shared: Puzzle · First-Person · Exploration