Games like Subnautica
Games like Subnautica include Subnautica: Below Zero, The Forest, Sons Of The Forest, No Man's Sky, and Raft. We matched them by the tags players give Subnautica on Steam (Open World Survival Craft, Survival, Horror, Underwater, and Open World): closest matches first, and among equally close ones the better-known games.

Subnautica: Below Zero
Shared: Open World Survival Craft · Survival · Underwater

The Forest
Shared: Open World Survival Craft · Survival · Horror

Sons Of The Forest
Shared: Survival · Open World · Horror

No Man's Sky
Shared: Open World Survival Craft · Open World · Survival

Raft
Shared: Survival · Open World Survival Craft · Open World

The Long Dark
Shared: Open World Survival Craft · Survival · Open World

ARK: Survival Evolved
Shared: Open World Survival Craft · Survival · Open World

Subnautica 2
Shared: Survival · Horror · Underwater

Valheim
Shared: Open World Survival Craft · Survival · Open World

Grounded
Shared: Survival · Open World Survival Craft · Open World

Terraria
Shared: Open World Survival Craft · Survival · Crafting

Green Hell
Shared: Open World Survival Craft · Survival · Open World

Rust
Shared: Survival · Open World Survival Craft · Open World

Don't Starve Together
Shared: Open World Survival Craft · Survival · Open World

Stranded Deep
Shared: Open World Survival Craft · Survival · Open World

ASTRONEER
Shared: Open World Survival Craft · Survival · Open World

Don't Starve
Shared: Open World Survival Craft · Survival · Crafting

Palworld
Shared: Survival · Open World Survival Craft · Open World

Dune: Awakening
Shared: Open World Survival Craft · Survival · Exploration

7 Days to Die
Shared: Survival · Open World Survival Craft · Open World

Sunkenland
Shared: Open World Survival Craft · Survival · Underwater

Once Human
Shared: Survival · Open World · Open World Survival Craft

Satisfactory
Shared: Open World · Base Building · Crafting

ICARUS
Shared: Open World Survival Craft · Survival · Open World