Games like Diving Focus
Games like Diving Focus include Raft, Garry's Mod, Sons Of The Forest, Subnautica 2, and Rust. We matched them by the tags players give Diving Focus on Steam (Collectathon, Immersive Sim, Casual, Underwater, and Survival): closest matches first, and among equally close ones the better-known games.

Raft
Shared: Co-op · Survival · Adventure

Garry's Mod
Shared: Casual · Sandbox · FPS

Sons Of The Forest
Shared: Co-op · Survival · Adventure

Subnautica 2
Shared: Co-op · Survival · Underwater

Rust
Shared: Survival · Adventure · Sandbox

Don't Starve Together
Shared: Co-op · Survival · Adventure

Terraria
Shared: Survival · Co-op · Sandbox

Feed and Grow: Fish
Shared: Underwater · Survival · Simulation

Scrap Mechanic
Shared: Survival · Co-op · Sandbox

Sunkenland
Shared: Co-op · Underwater · Survival

PUBG: BATTLEGROUNDS
Shared: Survival · Co-op · FPS

Medieval Dynasty
Shared: Co-op · Survival · Immersive Sim

Project Zomboid
Shared: Survival · Co-op · Sandbox

House Flipper 2
Shared: Co-op · Casual · Immersive Sim

theHunter: Call of the Wild™
Shared: Co-op · Survival · FPS

Empyrion - Galactic Survival
Shared: Co-op · Simulation · Survival

House Flipper
Shared: Simulation · Casual · Immersive Sim

ARK: Survival Evolved
Shared: Survival · Co-op · Adventure

PowerWash Simulator
Shared: Casual · Co-op · Simulation

Wobbly Life
Shared: Co-op · Casual · Adventure

Stranded Deep
Shared: Survival · Co-op · Adventure

The Long Dark
Shared: Survival · Adventure · Simulation

Space Engineers
Shared: Survival · Simulation · Co-op

Left 4 Dead 2
Shared: Co-op · FPS · Survival

