
Silent Hunter® III
Command a WWII U-boat with up to seven co-op friends over LAN, stalking Allied convoys together across the Atlantic.
Remember how tense and atmospheric Wolfpack felt at its best? These co-op games keep things close enough to feel familiar. Many of them are fun to share with friends.
Command a WWII U-boat with up to seven co-op friends over LAN, stalking Allied convoys together across the Atlantic. Slow, quiet hunting and shared decisions make this one for patient co-op friends who like tension more than quick rounds.
Tense, Atmospheric
UBOAT: The Silent Wolf is an amazing combination of a role-playing game and a simulator, offering a deep and immersive experience, allowing you to feel like a real submarine captain during World War II.
Tense, Atmospheric
A 1-6 player online co-op submarine sim where no one quite knows what they are doing. You and your co-op friends run sonar, steering, repairs and torpedoes through combat, stealth and treasure hunts, while fires, leaks and hunger keep you shouting at each other.
Tense, Atmospheric
IronWolf VR puts you and co-op friends inside a roomscale WWII-style submarine where every wheel, lever and gauge is grabbed by hand. One of you steers, one loads torpedoes, one mans the flak gun, and you all fix leaks when destroyers find you. Solo works with assists, but this boat is built to be crewed together.
Tense, Atmospheric
FULL METAL COFFIN is a 3D co-op submarine simulator. Crew your vessel with up to 4 players. Load the torpedoes, dodge incoming fire, and eliminate the enemy.
Tense, Atmospheric
Darkwater puts you and up to three co-op friends in a custom submarine trapped under the ice of an alien moon. One of you pilots, one works sonar, someone else patches leaks while torpedoes close in, then you dock and strip abandoned outposts for fuel on foot. It is tense, scrappy teamwork with naval battles, boarding raids and deep-sea horrors.
Tense, Atmospheric
It is a free-to-play shooting game.You may choose 6 types of warships used in the WWII to play PvP and PvE naval battle. Start the voyage with your warships and fight for the honor of your fleet!
Tense
U-BOOT The Board Game digital companion app is a free tool designed for use with U-BOOT The Board Game. Requires physical components to play.
Tense
Take charge of the most deadly modern-day submarines in the world - three distinct submarines across two unique and challenging campaigns. Utilize cutting-edge sensor and weapon technology to locate, track and destroy the enemy - even deliver Tomahawk missiles to inland targets.
Tense
Command a small PT boat and its sailors in the Pacific War, raiding bases and ambushing convoys to earn Victory Points. You tag targets while your crew fires, patch damage, and level up. An experimental co-op option lets co-op friends crew the same boat, which suits the shared chaos of dodging destroyers in a plywood tub.
Tense
Command historic warships from destroyers to battleships, carriers and submarines in large team battles. Bring co-op friends into a Division or join a Clan for league play, customize ships with upgrades, commander skills and camouflage, and work the map together salvo by salvo.
Tense
Build a small maritime company with co-op friends off the coast of Norway, then split the work across the Lofoten islands. One of you steers through fog while another handles cargo, fishing gear, or deck jobs, sharing money and boats as you unlock larger vessels.
Atmospheric

Command a WWII U-boat with up to seven co-op friends over LAN, stalking Allied convoys together across the Atlantic.

UBOAT: The Silent Wolf is an amazing combination of a role-playing game and a simulator, offering a deep and immersive experience, allowing you to…

A 1-6 player online co-op submarine sim where no one quite knows what they are doing.

Step behind the periscope of a German U-boat and take on the Allied Forces in famous battles across the vast Atlantic Ocean and Mediterranean Sea.

IronWolf VR puts you and co-op friends inside a roomscale WWII-style submarine where every wheel, lever and gauge is grabbed by hand.

FULL METAL COFFIN is a 3D co-op submarine simulator. Crew your vessel with up to 4 players.

Darkwater puts you and up to three co-op friends in a custom submarine trapped under the ice of an alien moon.

Take charge of the most deadly modern-day submarines in the world - three distinct submarines across two unique and challenging campaigns.

Command a small PT boat and its sailors in the Pacific War, raiding bases and ambushing convoys to earn Victory Points.

Build a small maritime company with co-op friends off the coast of Norway, then split the work across the Lofoten islands.

Build absurd or historical warships block by block, then take them out together.

Build a voxel warship with co-op friends, then take it into a campaign with more than 50 missions to liberate Europe.

Build a voxel warship with co-op friends, then take it into a campaign with more than 50 missions to liberate Europe.

FULL METAL COFFIN is a 3D co-op submarine simulator. Crew your vessel with up to 4 players.

A 1-6 player online co-op submarine sim where no one quite knows what they are doing.

Trapped in a sinking submarine, two players must communicate through walkie-talkies to solve puzzles, complete tasks, navigate the depths, and…

This is the Free Non-VR version of IronWolf VR. A co-op submarine game with a light touch on realism, making the submarine sim genre accessible to a…

Darkwater puts you and up to three co-op friends in a custom submarine trapped under the ice of an alien moon.

Grab up to seven co-op friends, pilot a blind submarine by sonar to an abandoned lab, then swim in to haul out corpses for the shredder.

IronWolf VR puts you and co-op friends inside a roomscale WWII-style submarine where every wheel, lever and gauge is grabbed by hand.

Command a small PT boat and its sailors in the Pacific War, raiding bases and ambushing convoys to earn Victory Points.

Tank Squad puts you in command of a WWII tank squad at Kursk, solo or with up to three co-op friends.

Lead a small platoon of WWII tanks with co-op friends through France in 1944, from St. Lô to the Ardennes.

Age of Water is an online naval adventure set on a flooded Earth, where you captain a cobbled-together boat across a huge open sea.

What'Sub is a 1–4+ player Co-op Extraction "Looter". Band together as a crew of rugged submarine pirates, on a deep-sea quest for power and glory!

A 1-6 player online co-op submarine sim where no one quite knows what they are doing.

Build a voxel warship with co-op friends, then take it into a campaign with more than 50 missions to liberate Europe.

Build a maritime career solo or with up to 4 co-op friends in a Northern European open world.

Take the helm of your ship in a fully immersive VR experience.

FULL METAL COFFIN is a 3D co-op submarine simulator. Crew your vessel with up to 4 players.

Modern Warships puts you and your co-op friends in command of a modern fleet: carriers, submarines, drones, and jets.

Subnautica 2 strands you and up to three co-op friends on a new alien ocean after the colony ship CICADA goes wrong.

Pick from over 600 WWII-inspired warships, settle into a destroyer, battleship, cruiser, or carrier role, and win through positioning and teamwork.

Darkwater puts you and up to three co-op friends in a custom submarine trapped under the ice of an alien moon.

Trapped in a sinking submarine, two players must communicate through walkie-talkies to solve puzzles, complete tasks, navigate the depths, and…

Lead a small platoon of WWII tanks with co-op friends through France in 1944, from St. Lô to the Ardennes.