Games like In Between
Games like In Between include Firewatch, What Remains of Edith Finch, Outer Wilds, Fallout 4, and Portal 2. We matched them by the tags players give In Between on Steam (Adventure, Singleplayer, Exploration, Atmospheric, and Walking Simulator): closest matches first, and among equally close ones the better-known games.

Firewatch
Shared: Adventure · Atmospheric · Walking Simulator

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

Outer Wilds
Shared: Exploration · Adventure · Atmospheric

Fallout 4
Shared: Singleplayer · Exploration · Adventure

Portal 2
Shared: Singleplayer · Platformer · First-Person

Hollow Knight
Shared: Platformer · Singleplayer · Exploration

A Story About My Uncle
Shared: Adventure · Singleplayer · Atmospheric

Valley
Shared: Adventure · Exploration · Singleplayer

The Long Dark
Shared: Exploration · Singleplayer · Atmospheric

Ori and the Will of the Wisps
Shared: Singleplayer · Adventure · Platformer

Gone Home
Shared: Walking Simulator · Exploration · Atmospheric

FAR: Lone Sails
Shared: Adventure · Atmospheric · Singleplayer

The Beginner's Guide
Shared: Walking Simulator · Atmospheric · Singleplayer

Spirit of the North
Shared: Adventure · Atmospheric · Exploration

Hollow Knight: Silksong
Shared: Singleplayer · Exploration · Adventure

Stray
Shared: Adventure · Singleplayer · Atmospheric

Metro Exodus
Shared: Singleplayer · Atmospheric · FPS

Starfield
Shared: Singleplayer · Exploration · Space

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

NaissanceE
Shared: Exploration · Atmospheric · Adventure

Fallout: New Vegas
Shared: Singleplayer · Exploration · Adventure

No Man's Sky
Shared: Exploration · Adventure · Space

Journey
Shared: Adventure · Atmospheric · Exploration

The Witness
Shared: Exploration · Singleplayer · First-Person