Games like Castaway Hand
Games like Castaway Hand include This War of Mine, The Long Dark, Don't Starve, The Forest, and Sultan's Game. We matched them by the tags players give Castaway Hand on Steam (Adventure, Survival, Simulation, Card Game, and Singleplayer): closest matches first, and among equally close ones the better-known games.

This War of Mine
Shared: Survival · Singleplayer · Simulation

The Long Dark
Shared: Survival · Adventure · Singleplayer

Don't Starve
Shared: Survival · Adventure · Crafting

The Forest
Shared: Survival · Adventure · Crafting

Sultan's Game
Shared: Singleplayer · Adventure · Card Game

Card Survival: Tropical Island
Shared: Survival · Adventure · Card Game

Don't Starve Together
Shared: Survival · Adventure · Crafting

The Escapists
Shared: Strategy · Singleplayer · Simulation

Terraria
Shared: Survival · Adventure · Crafting

Stranded Deep
Shared: Survival · Adventure · Crafting

鬼谷八荒 Tale of Immortal
Shared: Simulation · Singleplayer · Adventure

Totally Accurate Battle Simulator
Shared: Simulation · Strategy · Singleplayer

Ancestors: The Humankind Odyssey
Shared: Survival · Adventure · Singleplayer

Subnautica
Shared: Survival · Adventure · Singleplayer

Home Behind
Shared: Adventure · Survival · Simulation

Reigns
Shared: Card Game · Adventure · Singleplayer

My Time at Portia
Shared: Simulation · Adventure · Crafting

Green Hell
Shared: Survival · Crafting · Adventure

Conan Exiles Enhanced
Shared: Survival · Crafting · Adventure

Subnautica: Below Zero
Shared: Survival · Singleplayer · Adventure

Survival: Fountain of Youth
Shared: Survival · Simulation · Adventure

Mr. Prepper
Shared: Survival · Simulation · Adventure

Sons Of The Forest
Shared: Survival · Crafting · Adventure

Dune: Awakening
Shared: Survival · Adventure · Exploration