Games like Crash Dive
Games like Crash Dive include UBOAT, Hearts of Iron IV, Silent Hunter® III, Silent Hunter 5®: Battle of the Atlantic, and Cold Waters. We matched them by the tags players give Crash Dive on Steam (Naval Combat, Submarine, Simulation, World War II, and Naval): closest matches first, and among equally close ones the better-known games.

UBOAT
Shared: Simulation · Submarine · Naval Combat

Hearts of Iron IV
Shared: World War II · War · Simulation

Silent Hunter® III
Shared: Naval Combat · Submarine · Simulation

Silent Hunter 5®: Battle of the Atlantic
Shared: Naval Combat · Simulation · Submarine

Cold Waters
Shared: Naval Combat · Simulation · Submarine

War on the Sea
Shared: Simulation · Naval Combat · Naval

Men of War: Assault Squad 2
Shared: World War II · Simulation · War

Ultimate Admiral: Dreadnoughts
Shared: Naval Combat · Naval · World War II

Sea Power : Naval Combat in the Missile Age
Shared: Naval Combat · Simulation · Naval

Wolfpack
Shared: Naval Combat · Simulation · Submarine

Company of Heroes 2
Shared: World War II · War · Tactical

Steel Division 2
Shared: World War II · Simulation · Singleplayer

Destroyer: The U-Boat Hunter
Shared: Naval Combat · Simulation · World War II

Atlantic Fleet
Shared: Naval Combat · Simulation · Naval

Hell Let Loose
Shared: World War II · Singleplayer · War

Call to Arms - Gates of Hell: Ostfront
Shared: World War II · Singleplayer · Historical

Silent Hunter®: Wolves of the Pacific
Shared: Submarine · Simulation · Naval Combat

Squad 44
Shared: World War II · Simulation · Singleplayer

Steel Division: Normandy 44
Shared: World War II · Simulation · Tactical

Total War: THREE KINGDOMS
Shared: War · Historical · Strategy

Silent Shark
Shared: Submarine · Simulation · Naval Combat

Blitzkrieg 3
Shared: World War II · War · Tactical

War Thunder
Shared: Simulation · World War II · Naval Combat

Ultimate Admiral: Age of Sail
Shared: Naval Combat · Simulation · Naval