Games like 20,000 Miles Under the Sea

Solo or up to 8 players. Get rid of your employer's failed experiments in abandoned underwater labs. Navigate your submarine, avoid abyssal terrors, and remove all corpses.

A short horror game where you pilot a tiny submarine through an ocean of blood on an alien moon.

Play as a shark or a diver in a dark aquatic world and overcome your enemies by employing cunning, teamwork, and stealth. Depth blends tension and visceral action as you team up against AI or be matched with other players in heart pounding combat.

Barotrauma is a 2D co-op submarine simulator – in space, with survival horror and RPG elements. Steer your submarine, complete missions, fight monsters, fix leaks, operate machinery, man the guns and craft items, and stay alert: danger in Barotrauma doesn’t announce itself!

Escape a confusing cave system without being eaten in this short, underwater horror game.

Dodge and carve your way through swarms of terrifying sea creatures controlled by Death, a vicious giant mind-controlling Kraken that haunts your every move. Scavenge for hidden treasure to unlock weapons, and upgrades to help you in your fight for survival. Every dive reveals a new nightmare.

DIVE. DISCOVER. DIE. Crew a submarine with friends in We Need To Go Deeper - a 2-4-player cooperative submarine roguelike set in a Verne-inspired undersea universe.

The Sirena Expedition is a short PSX-style horror-platformer in which you explore a mysterious underwater facility.

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.

Descend into the depths of an alien underwater world filled with wonder and peril. Craft equipment, pilot submarines and out-smart wildlife to explore lush coral reefs, volcanoes, cave systems, and more - all while trying to survive.

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.

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. The best-selling submarine series of all time continues with the highly anticipated Silent Hunter: Battle of the Atlantic.

A visually lifelike co-op horror game for 1-6 people. Journey through 11 procedurally generated levels, using what's available to survive and progress deeper into the Backrooms.

Dive into a freezing underwater adventure on an alien planet. Below Zero is set two years after the original Subnautica. Return to Planet 4546B to uncover the truth behind a deadly cover-up. Survive by building habitats, crafting tools, & diving deeper into the world of Subnautica.

Survival, horror at the sunless depths of the Pacific Ocean: Stranded on the seafloor with low light and few tools, an industrial diver takes desperate steps to surface before his oxygen — and sanity — give out.

Diluvion is a 3D deep sea, Jules Verne inspired, exploration game with RPG elements and thrilling submarine combat. As the Captain of your own vessel, you must grow and manage your crew as you search for the secrets of the past in a hauntingly beautiful flooded world.

An unusual mix of adventure and idle game. In utter loneliness deep below the surface, it's your task to wait for the awakening of your king... for 400 days.

Take the role of a plane crash survivor stranded somewhere in the Pacific Ocean. Come face to face with some of the most life threatening scenarios that will result in a different experience each time you play. Scavenge. Discover. Survive.

FarSky is a short survival game in the depths of the Ocean. Collect all the pieces of your submarine and reach back the surface.

Escape the Backrooms is a 1-4 player co-op horror exploration game. Traverse 30+ eerie backrooms levels while avoiding entities and other dangers. Try to escape but be warned: survival isn't guaranteed.

A unique mix of adventure and idle game. Plan and optimise your loops carefully and let the grind happen automatically. Explore this unique world, meet strange characters and escape the loop. A high-quality idle game that elevate the mechanics through an old school pixel-art adventure.

Dive The Depths is an action-roguelike set beneath the ocean's surface. As a humble diver, you must navigate the world filled with bizarre sea creatures, submerged ruins, and forgotten histories. Can you conquer the depths and unravel the secrets that hidden beneath the waves?

Support for this game ends shortly. Survive shark-infested waters. Experience underwater freedom of movement. Compete in heart-pounding combat within an immersive aquatic environment.

A chill idle-fishing desktop toy in the corner of your screen. Buy upgrades, catch rare fish, and customize your avatar at your own pace!

An uncharted world awaits. World of Diving is the multiplayer online game that brings you an exhilarating underwater adventure with optional VR support.

Reveal The Deep is a short exploration game set in the wreck of a 19th century steamship. Navigate through expansive levels, uncovering the stories of the ship's demise and it's passengers. Keep your nerve, your wits about you, and prepare to reveal the secrets of the deep.

Inspired by SCP-087, step into the shoes of an unfortunate student long before the stairwell became legend. Follow the clues left by those who came before, your only choice is to descend.

A 1–4 player co-op underwater horror game where you and your crew descend into the depths, recover valuable resources, meet your quota, and survive whatever lurks below.

Cave Crawler is a short horror game where you pilot a drone into a cave and discover something horrible.

You break into the mansion at night. It’s huge and built like a maze. You're trying to escape, but the monster is after you! The chase begins. RUN!!

Dive into a surreal ocean abyss in an atmospheric puzzle-adventure. Explore dangerous waters, possess sea creatures and solve environmental puzzles to discover what lies deep below the surface…

From the art director of Journey®, ABZÛ is a beautiful underwater adventure that evokes the dream of diving. Immerse yourself in a vibrant hidden world bursting with color and life as you descend into the heart of the ocean. But beware as you swim deeper as dangers lurk in the depths.

Dive into the mysteries of the Backrooms with a solo-developed survival game. Explore eerie hallways, uncover secrets alone or in multiplayer (up to 6 players), and take on unique challenges.

DREDGE is a single-player fishing adventure with a sinister undercurrent. Sell your catch, upgrade your boat, and dredge the depths for long-buried secrets. Explore a mysterious archipelago and discover why some things are best left forgotten.

The feeding frenzy begins again! Swim and swerve through underwater worlds, chow down on smaller fish, and chomp your way to ocean supremacy. But watch out: boatloads of pesky predators are looking to make lunch out of you.

The student sister who has been secretly in love for a long time has been missing for three months. Tonight, my sister suddenly called and asked me to go to an abandoned villa in the suburbs. I have no choice but to prepare for departure. It is said that the villa is a famous and dangerous house.

PANICORE is a survival horror game that mixes permadeath, AI monsters and a co-op experience up to 5 players (4 players in demo). Try to escape and don't get caught, but beware: they don't only hear your steps, but also your voice.

Film your friends doing scary things to become SpöökTube famous! (strongly advised to not go alone)

Zort is an action, adventure, and horror game that can be played with up to 4 people. Explore maps with your friends and have fun while escaping from various creatures. Experience a realistic horror experience with in-game voice chat with your friends!

A lovecraftian roguelike. Dive into procedurally generated undersea caves. Collect gold, upgrade your equipment, and Feed the Deep.

Cataclysm destroyed the sky and the earth, but it didn't destroy "Leningrad" - an autonomous underwater city-fortress. It is up to you to take on the role of the Captain of the "Leningrad". The future of the ship and its citizens depends on your actions.

You are a nomadic slugcat, both predator and prey in a broken ecosystem. Grab your spear and brave the industrial wastes, hunting enough food to survive, but be wary— other, bigger creatures have the same plan... and slugcats look delicious.

A minimalist game about digging a hole in the garden of a newly purchased house. Collect resources, sell them, upgrade your equipment and discover a mysterious secret. Costs you only one coffee!

1975. Disaster strikes the Beira D oil rig off the coast of Scotland. Navigate the collapsing rig to save your crew from an otherworldly horror on the edge of all logic and reality in this 3x BAFTA Games Award-winning narrative horror experience.

In Silence is a multiplayer horror game. One player takes on the role of the monster who has hypersensitive hearing abilities and is almost completely blind. The other players(2-6) play as survivors, trying to escape or hunting the monster.

Take a deep breath and find your fiancée who went missing in the dark abyss of the ocean.

Observe every corner of your apartment by moving your camera along a rail that runs through the rooms. Find and take pictures of paranormal anomalies to exorcise them. Locked in your surveillance room, will you survive tonight's 8 rounds?

"Trapped in a cocoon, the silkworm weaves her final dream." Hollow Cocoon is a first-person horror adventure game set in 1980s Japan. Immerse yourself in meticulously recreated environments as you venture into the depths of unspeakable horrors that await you.

Earth, 1976. You have been tasked with managing a deep-sea science facility working to perfect cloning. Explore the darkness and keep your crew alive in this hardcore survival colony builder. And beware. The darkness hides untold horrors.

You are Isaac Clarke, an engineer on the spacecraft USG Ishimura. You're not a warrior. You're not a soldier. You are, however, the last line of defense for the remaining living crew.

Hidden Deep is an atmospheric sci-fi action game heavily inspired by Aliens, The Thing, and Half-Life. Explore, climb, swim, scan, blast and shoot your way through dangerous missions in a huge sub oceanic mining and research facility. Fear the horrors that lurk below…

Now on Steam, revamped with brand new content! Immerse yourself in the latest chapter of the popular, Japanese indie horror title, Kageroh: Shadow Corridor. Survive against the onslaught of horrors that lie in wait in eerie, traditional Japanese locales that change with every playthrough.

The glass sphere burst in the night of 1996. The world of distortion opened its gates and took away from you someone very important. However, in 2005, the past emerges again to hunt you once more. An atmospheric horror about love and time.

Subwar 2050 is a futuristic submarine combat simulator. Pilot four types of submarine including deep-sea exploration vessels, reconnaissance subs, and highly maneuverable fighter submarines. Explore thousands of square miles of mapped 3d underwater seascapes in four different campaigns.