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The top results based on the latest update are Nuclear Sub [Score: 1.0], Storm Seas [Score: 0.9] and ApesCape [Score: 0.9] The top rated games you can find here are Subnautica 2 [SteamPeek Rating: 10.3] ranked #14, Wolfpack [SteamPeek Rating: 6.7] ranked #35 and IronWolf: Free Non-VR Edition [SteamPeek Rating: 6.1] ranked #9 Also don't forget to check the newest releases Subnautica 2 [Release date: 2026-05-14] ranked #14, Darkwater [Release date: 2026-03-26] ranked #17 and CRUSH DEPTH [Release date: 2025-11-21] ranked #25 While it is tempting to play with the newest and the best, there might be some other gems in the results, like Subnautica 2 [SteamPeek Rating: 10.3] ranked #14, Darkwater [SteamPeek Rating: 5.4] ranked #17 and Wolfpack [SteamPeek Rating: 6.7] ranked #35.
Benthos is a co-op submarine exploration game set in the depths of an alien ocean. Coordinate your crew to pilot the sub, man the guns, hunt monsters, and complete high-risk missions. Build new underwater facilities, upgrade your vessel, and uncover the secrets hidden beneath the ice.
A realistic nuclear submarine simulator will allow you to take command of your crew and battle your fiercest enemies. Arm yourself with missiles, dive into the ocean and fight for your country
Set sail on an epic adventure across the Caribbean Sea in the 18th century. Storm Seas is an open-world maritime trading simulator where you take command of your own ship to build a fortune or lose everything to storms, pirates, or poor choices.
In a deep-sea station lost at the bottom of the ocean, the pressure is rising and water is flooding the facility. In this cooperative FPS, every second counts. Work together to find the exit before everything is swallowed by the depths.
Go on expeditions with your friends to explore the depths in search of treasures, upgrade your gear, and dive back in deeper.
Navigate an open-world ocean in a rusted submarine with monstrous creatures lurking in the depths. Collect artifacts, upgrade your submarine and descend into even deeper waters. If you didn’t fear the deep sea before, now you will.
Burn Depth is an tense, underwater, horror exploration game. Find a path through a dangerous and unexplored area of the ocean filled with menacing creatures. Manage your vessel's resources, survive the dive, and uncover the mysteries beneath the sea floor.
Liminal Leap is a heart-pounding escape room challenge set in the unsettling world of the Backrooms. Reality warps, familiar spaces twist, and you're trapped in a labyrinthine facility
HELL UNDER ICE is a coop horror game where you and your crew are abandoned on Europa, with the only goal of fulfilling the tasks you are assigned by the DSA. Explore derelict stations to discover what happened, collect everything you can and fight to stay alive against nightmarish entities.
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 wider audience.
You are an employee of U.D.E. Your mission is to explore the ocean depths, investigate ancient artifacts, and... save your own skin. Survive, uncover the corporation's secrets, and find out what lies hidden in the depths.
A sci-fi base building survival open world game, featuring raids, natural disasters, agriculture and more.
OVERRUN PROTOCOL is a solo survival game where you face hostile machines on a mysterious island. Explore, hack systems, craft weapons, and uncover the secrets of an out-of-control AI. Your survival will depend on your ingenuity and adaptability.
Build a self-sustaining industrial empire in the deep sea of an ocean-covered alien world. Explore procedurally generated waters, automate resource production, and turn alien life into renewable industrial output through advanced bio-cultivation systems.
Subnautica 2 is an underwater survival adventure set on an all-new alien world, developed by Unknown Worlds. Play alone or with friends in 4-player co-op. Adapt to survive by building custom bases and crafting tools. Explore the unknown to uncover the mysteries hidden within the depths.
Project Sever is an adventure submarine simulator with a touch of horror. Master the controls of an old Project "Sever" submarine and learn to maintain it in working order to escape a deadly underwater trap and solve the mystery of the Anomalous Zone.
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The Hollow Complex is an action-filled survival thriller inspired by the Backrooms. Dive into a dark and twisted rendition of internet folklore that actually allows you to fight back. Explore, scavenge, complete quests, and find a way out of a seemingly endless labyrinth.
Darkwater is a cooperative extraction horror game for 1-4 players. Command a submarine trapped under the ice of an alien planet. Battle enemy vessels and deep sea abominations as you hunt for resources. Do what it takes to survive.
In the year 5026, you are a disposable miner sent to the bottom of the ocean on the ABYSS-9 expedition. Pilot your 'iron coffin', manage unstable vital systems, and survive uncharted abyssal creatures. In the abyss, silence is as dangerous as the pressure.
As captain of the Pandora sub, you must explore the Trench and retrieve data from the Neptune wreckage. But beware - the trench is home to unimaginable horrors that will test your courage. Can you survive the terrors of the deep and complete your mission, or will you become the next victim?
Welcome to the dangerous micro world hidden inside the human body. Pilot an advanced microship through the bloodstream, brain and kidneys. Mine resources, fight microbes, craft ship modules and weapons, build bases, discover new microorganisms and find a cure for cancer. Don’t get eaten!
Guide a Nereid Freight submarine crew through Europa’s hostile under-ice oceans. Deliver essential cargo, salvage wrecks, repair failing stations, hunt dangerous lifeforms, and survive in the crushing darkness where every dive carries risk — and nothing stays quiet for long.
Hunt massive sea monsters armed with just a harpoon and a simple fishing boat! A large scale boss-rush game, currently still in development.
Sunken Veins is a resource management horror game set in a deep sea mining facility. You collect resources deposited by an underwater drill, avoid adaptive monsters and drain away overwhelming floods of water caused from mining operations.
The Prologue is just part of the gameplay that awaits you in the full version of the game. A realistic nuclear submarine simulator will allow you to take command of your crew and battle your fiercest enemies. Arm yourself with missiles, dive into the ocean and fight for your country
CRUSH DEPTH is first-person sci-fi horror game set at the bottom of the ocean. A salvage operation that would set you up for life goes sideways when you realize you're not alone down there. You'll solve puzzles and run from danger as you uncover the mysterious fate of Eclipse Station.
Explore an abandoned mine, escape two entities working together and find a way out. Use your flashlight, search the tunnels and survive the dangers lurking in the depths.
Survive alone on Sagewater Island after the Quiet Collapse. Hunt, trap and track your prey in a grounded sim where every shot matters and the legacy of unchecked AI haunts the land.
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Immerse yourself in an alien ocean in this open-world survival game. Explore the biomechanical depths, tame alien creatures, pilot submarines, and uncover the mysteries of the alien entity known as Thalassa.
Sinking Eternity is a single-player underwater exploration RPG. Survive extreme depths, hide from dangerous sea creatures, and uncover the secrets of a civilization lost for millennia.
Run a bar in a toxic wasteland - scavenge the wasteland, brew what you find, serve who you must. In a world gone to ruin, the last bar standing is yours to run.
An open World Space Logistics Simulator set in the future where humanity have just started the BIG colonization effort of a new found world. Manage fuel economy and mine ores
COLD DEPTH is a first-person exploration survival horror game set on the "Oasis" underwater complex. Whether you survive or not depends on finding, recycling and 3D printing items and supplying energy to the right parts of the stations.
Crashlanded on Calliope 4348A, your objective is to navigate the vast oceanic biomes, survive and construct your vehicles and bases to dive deeper and uncover the mysteries behind the disappearance of the Kappa crew.
A first-person deep sea exploration game. Use only a torch to navigate through rusted structures, encountering both dangerous and harmless sea creatures. Uncover the mysteries of the trench, and experience the phobia-inducing atmosphere of the ocean floor.
A crew of players experience the tense atmosphere of a WW2 U-boat, manning the stations in this realistic co-op simulation game. Several crews may play together in a wolfpack, completing missions based on iconic events during the different stages of German U-boat warfare. Solo play included.
Medusa Frontier is a budget sci-fi survival game being developed with OpenGL & C++. Gameplay is currently limited to resource gathering and base building on a 1k terrain map.
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