- #1 We Need To Go Deeper
97% matchVery Positive86% of 5,998 reviews2019
Dev: Deli Interactive LLC
Windows · Linux
Median: 3.3 hrsMean: 10.4 hrs≥1hr: 89%
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.
Why similar: Submarine 41.2% ★, Underwater 24.3% ★, Co-op 17.7%, Multiplayer 8.9%, Simulation 3.3%
Why You'll Like It: It is the closest match on Steam: a 2D co-op submarine game built around crewing stations, fighting sea monsters, and barely holding the vessel together under pressure.
- #2 Void Crew
96% matchVery Positive87% of 8,134 reviews2024
Dev: Hutlihut GamesPub: Focus Entertainment
Windows
Median: 9.0 hrsMean: 16.4 hrs≥1hr: 94%
Void Crew is a Chaotic, Co-op Roguelite game for 1 to 6 players: Outfit your spaceship and crew for thrilling quests, brave fierce enemies in Space Battles... and try not to panic!
Why similar: Co-op 54.6%, Multiplayer 32.1%, Sci-fi 9.7%, Action 2.7%, Singleplayer 0.9%
Why You'll Like It: Like Barotrauma, it thrives on multiplayer station-juggling, emergency repairs, upgrades, and frantic teamwork aboard a vulnerable craft.
- #3 Hidden Deep
96% matchMostly Positive76% of 4,937 reviews2022
Dev: Cogwheel SoftwarePub: Daedalic Entertainment
Windows
Median: 2.6 hrsMean: 5.2 hrs≥1hr: 77%
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…
Why similar: Co-op 33.6%, Multiplayer 20.9%, Horror 18.5%, Sci-fi 13.6%, 2D 7.8%
Why You'll Like It: This nails the 2D sci-fi horror, monster encounters, and claustrophobic expedition vibe that makes Barotrauma so tense.
- #4 Wolfpack
95% matchVery Positive88% of 2,043 reviews2019
Dev: Usurpator ABPub: SUBSIM
Windows
Median: 6.0 hrsMean: 23.3 hrs≥1hr: 91%
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.
Why similar: Submarine 49.8% ★, Co-op 16%, Underwater 14.7% ★, Naval 7% ★, Simulation 6.1%
Why You'll Like It: Its communication-heavy multiplayer submarine simulation captures Barotrauma's crew-role coordination and dependence on every player doing their job.
- #5 PULSAR: Lost Colony
94% matchVery Positive90% of 5,694 reviews2021
Dev: Leafy Games
Windows · Mac · Linux
Median: 7.5 hrsMean: 16.8 hrs≥1hr: 88%
The co-op open-world space sim where everyone has a role! Pilot the ship. Reroute power. Launch nukes. Explore alien planets. Research new talents. Work together to find the Lost Colony! ...or just deliver some biscuits
Why similar: Co-op 44.7%, Multiplayer 24.8%, Sci-fi 17%, Simulation 11%, Action 2.4%
Why You'll Like It: This delivers the same role-based co-op fantasy in space, with players piloting, repairing, shooting, and coordinating through shipboard crises together.
- #6 UBOAT
94% matchVery Positive85% of 25,707 reviews2024
Dev: Deep Water StudioPub: PlayWay S.A.
Windows
Median: 7.5 hrsMean: 50.9 hrs≥1hr: 83%
UBOAT is a simulator of a submarine from WWII era. It is a survival sandbox with crew management mechanics while its primary theme is life of German sailors. The boat is their home, but it can become their grave at any time.
Why similar: Submarine 53% ★, Naval 13.8% ★, Moddable 11.4% ★, Survival 8.4%, Management 6.6%
Why You'll Like It: Although single-player, its detailed submarine operations, crew management, leaks, damage control, and survival pressure strongly echo Barotrauma's sim side.
- #7 GTFO
93% matchVery Positive84% of 65,286 reviews2021
Dev: 10 Chambers
Windows
Median: 6.9 hrsMean: 27.2 hrs≥1hr: 92%
GTFO is a hardcore cooperative horror shooter that throws you from gripping suspense to explosive action in a heartbeat. Stealth, strategy, and teamwork are necessary to survive in your deadly, underground prison. Work together or die together.
Why similar: Co-op 26.9%, Survival Horror 19.5%, Multiplayer 15.8%, Horror 13.8%, Difficult 11.1%
Why You'll Like It: Its brutal co-op survival-horror depends on communication, specialized roles, limited resources, and recovering from sudden disasters as a team.
- #8 Murky Divers
92% matchVery Positive88% of 5,170 reviews2024
Dev: Embers
Windows
Median: 2.9 hrsMean: 6.0 hrs≥1hr: 83%
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.
Why similar: Underwater 41.2% ★, Survival Horror 17.2%, Multiplayer 16.9%, Horror 13.4%, Sci-fi 6.9%
Why You'll Like It: The underwater setting, co-op coordination, and panic-prone monster encounters make it a strong thematic match even without the same simulation depth.
- #9 Lethal Company
91% matchOverwhelmingly Positive97% of 503,936 reviews2023
Dev: Zeekerss
Windows
Median: 12.2 hrsMean: 28.7 hrs≥1hr: 94%
A co-op horror about scavenging at abandoned moons to sell scrap to the Company.
Why similar: Co-op 34.3%, Survival Horror 27.5%, Horror 23.6%, Sci-fi 9.2%, Psychological Horror 4%
Why You'll Like It: It captures Barotrauma's talent for generating hilarious and terrifying co-op catastrophes through teamwork, scavenging, and sudden creature threats.
- #10 Deep Rock Galactic
90% matchOverwhelmingly Positive97% of 372,881 reviews2020
Dev: Ghost Ship GamesPub: Coffee Stain Publishing
Windows
Median: 14.2 hrsMean: 75.7 hrs≥1hr: 94%
Deep Rock Galactic is a 1-4 player co-op FPS featuring dwarven space miners, procedurally-generated destructible environments, and endless hordes of alien monsters. Explore cave systems, mine for minerals, and work together to survive!
Why similar: Co-op 52.2%, Survival 20.1%, Sci-fi 12.8%, Horror 11.8%, Action 3.1%
Why You'll Like It: While more action-focused, its class-based co-op, repair-heavy objectives, swarms, and emergent mission disasters hit a similar teamwork sweet spot.
- #11 FTL: Faster Than Light
91% matchOverwhelmingly Positive95% of 77,568 reviews2012
Dev: Subset Games
Windows · Mac · Linux
Median: 7.1 hrsMean: 33.7 hrs≥1hr: 89%
This "spaceship simulation roguelike-like" allows you to take your ship and crew on an adventure through a randomly generated galaxy filled with glory and bitter defeat.
Why similar: Sci-fi 26.5%, Survival 24.3%, Difficult 18.6%, Strategy 14%, Simulation 7.8%
Why You'll Like It: It turns shipboard crisis management into its core loop, asking you to juggle crew, repairs, breaches, fires, power, and desperate decisions in real time.
- #12 Subnautica
89% matchOverwhelmingly Positive97% of 344,093 reviews2018
Dev: Unknown Worlds Entertainment
Windows · Mac
Median: 13.4 hrsMean: 40.0 hrs≥1hr: 90%
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.
Why similar: Underwater 40.4% ★, Survival 22%, Horror 12.6%, Survival Horror 9.5%, Multiplayer 8%
Why You'll Like It: It delivers the same fear of hostile underwater unknowns, survival improvisation, and constant environmental danger, just in a solo open-world format.
- #13 This Means Warp
89% matchMixed69% of 665 reviews2023
Dev: OutlierPub: Jagex Ltd
Windows
Median: 2.2 hrsMean: 7.1 hrs≥1hr: 69%
It’s co-op space survival fun, Jim, but not as we know it. This Means Warp is an intense spaceship management roguelite experience for 1-4 players. Explore a procedurally generated universe, upgrade your ship, battle dangerous enemies and adapt your strategies to survive in a hostile galaxy.
Why similar: Co-op 31.2%, Survival 29.6%, Multiplayer 18.3%, Sci-fi 11.7%, Strategy 5.3%
Why You'll Like It: This co-op spaceship roguelite centers on players manning stations, repairing systems, and surviving escalating chaos together.
- #14 Abiotic Factor
86% matchOverwhelmingly Positive96% of 52,861 reviews2025
Dev: Deep Field GamesPub: Playstack
Windows
Median: 19.3 hrsMean: 42.7 hrs≥1hr: 95%
Abiotic Factor is a survival crafting experience for 1-6 players set in the depths of an underground research facility. Caught between paranormal containment failure, a military crusade, and chaos from a dozen realms, the world’s greatest minds must survive against the universe’s biggest threats.
Why similar: Survival 43.6%, Multiplayer 27%, Sci-fi 20%, Simulation 9.4%
Why You'll Like It: Its co-op survival, crafting, base upkeep, and weird sci-fi threats make it a good fit for players who enjoy teamwork under constant danger.
- #15 Lovers in a Dangerous Spacetime
88% matchVery Positive93% of 4,015 reviews2015
Dev: Asteroid Base
Windows · Mac · Linux
Median: 3.3 hrsMean: 5.1 hrs≥1hr: 78%
Explore a neon galaxy in your very own battleship in this 1- to 4-player couch co-op adventure.
Why similar: Co-op 49.5%, Multiplayer 28.5%, Sci-fi 11.6%, 2D 6.2%, Action 4.2%
Why You'll Like It: Its whole appeal is sprinting between ship stations with friends to steer, shield, and fire under constant pressure.
- #16 Cold Waters
87% matchVery Positive87% of 4,665 reviews2017
Dev: Killerfish Games
Windows · Mac
Median: 7.5 hrsMean: 22.5 hrs≥1hr: 83%
Spiritual Successor to the Microprose Classic “Red Storm Rising”.
Why similar: Submarine 66.3% ★, Naval 18.3% ★, Simulation 6.9%, Strategy 4.6%, Multiplayer 2.5%
Why You'll Like It: It captures the tense, methodical vulnerability of operating a submarine where one bad decision can quickly become fatal.
- #17 Carrier Command 2
86% matchVery Positive82% of 3,658 reviews2021
Dev: GeometaPub: MicroProse Software
Windows · Mac
Median: 9.1 hrsMean: 15.6 hrs≥1hr: 91%
Carrier Command 2 is the real-time strategy game that puts you in command of a futuristic carrier capable of deploying a vast array of aircraft and amphibious units. Compete against AI or human players and hop into every single vehicle to take matters into your own hands!
Why similar: Management 42.8%, Simulation 30.6%, Strategy 26.5%
Why You'll Like It: Managing a mobile war machine with teammates, coordinating subsystems, and handling operations in real time gives it a similar command-and-crisis feel.
- #18 Iron Lung
85% matchVery Positive92% of 10,453 reviews2022
Dev: David Szymanski
Windows
Median: 1.5 hrsMean: 2.0 hrs≥1hr: 68%
A short horror game where you pilot a tiny submarine through an ocean of blood on an alien moon.
Why similar: Submarine 51.9% ★, Underwater 29.6% ★, Horror 11.1%, Sci-fi 4.7%, Psychological Horror 2.7%
Why You'll Like It: Few games match Barotrauma's claustrophobic vessel-horror better, even if this one is shorter and entirely single-player.
- #19 Aquanox Deep Descent
84% matchMixed49% of 681 reviews2020
Dev: Digital ArrowPub: THQ Nordic
Windows
Median: 4.5 hrsMean: 5.9 hrs≥1hr: 90%
We left the surface of the Earth in ruins, abandoned it and populated the oceans. The sea is now our new home. We call it Aqua. Pilot customized fighter ships and explore a deep sea dystopia torn by the struggle for resources and survival. Enter the unforgiving world of Aquanox Deep Descent.
Why similar: Underwater 40.5% ★, Co-op 35.1%, Multiplayer 18.4%, Action 3.9%, Singleplayer 2.1%
Why You'll Like It: This is a co-op underwater sci-fi game full of hostile depths, mechanical combat, and aquatic atmosphere that should appeal to Barotrauma fans.
- #20 Subnautica: Below Zero
82% matchVery Positive90% of 102,346 reviews2021
Dev: Unknown Worlds Entertainment
Windows · Mac
Median: 15.9 hrsMean: 30.0 hrs≥1hr: 91%
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.
Why similar: Underwater 39.4% ★, Survival 20.2%, Survival Horror 11.7%, Horror 10.6%, Multiplayer 10.4%
Why You'll Like It: It is a bit more narrative-driven than Subnautica, but still offers underwater survival, creature dread, and harsh environmental pressure.
- #21 Project Zomboid
82% matchVery Positive94% of 440,877 reviews2013
Dev: The Indie Stone
Windows · Mac · Linux
Median: 14.8 hrsMean: 82.3 hrs≥1hr: 92%
Project Zomboid is the ultimate in zombie survival. Alone or in MP: you loot, build, craft, fight, farm and fish in a struggle to survive. A hardcore RPG skillset, a vast map, massively customisable sandbox and a cute tutorial raccoon await the unwary. So how will you die? All it takes is a bite..
Why similar: Survival 40.1%, Co-op 21.2%, Multiplayer 19.5%, Survival Horror 12.7%, Simulation 3.9%
Why You'll Like It: It shares Barotrauma's unforgiving multiplayer survival, role specialization, injury management, and emergent disaster storytelling.
- #22 Depth
83% matchVery Positive88% of 32,723 reviews2014
Dev: Ammobox Studios
Windows
Median: 4.5 hrsMean: 35.7 hrs≥1hr: 88%
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.
Why similar: Underwater 29% ★, Co-op 16.4%, Survival Horror 13.8%, Survival 12.7%, Multiplayer 10.6%
Why You'll Like It: Being hunted in the deep by lethal sea predators captures the same aquatic fear and multiplayer tension that Barotrauma often creates.
- #23 Diluvion: Resubmerged
84% matchMixed62% of 1,124 reviews2017
Dev: Arachnid GamesPub: Good Shepherd Entertainment
Windows · Mac · Linux
Median: 5.2 hrsMean: 6.5 hrs≥1hr: 85%
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.
Why similar: Underwater 61.5% ★, Submarine 34.4% ★, Action 3.7%, Singleplayer 0.4%
Why You'll Like It: Its underwater submarine exploration, crew management, and oppressive deep-sea tone make it one of the better single-player alternatives.
- #24 Narcosis
81% matchMostly Positive76% of 1,427 reviews2017
Dev: Honor Code, Inc.
Windows · Mac
Median: 2.9 hrsMean: 4.0 hrs≥1hr: 84%
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.
Why similar: Underwater 53.3% ★, Survival Horror 23.6%, Horror 18.8%, Psychological Horror 4.2%
Why You'll Like It: This focuses on underwater survival-horror, vulnerability, and psychological pressure in a way that overlaps with Barotrauma's darkest moments.
- #25 Tin Can
79% matchVery Positive85% of 1,297 reviews2022
Dev: Tin Can Studio
Windows
Median: 1.2 hrsMean: 6.1 hrs≥1hr: 53%
You've barely managed to escape your exploding spaceship. Now in an old escape pod, you hurtle through space at the mercy of the cosmos. With no knowledge of the pod’s complex systems, your life depends on a technical manual and your own wits. How long can you survive?
Why similar: Survival 33.4%, Survival Horror 19.2%, Sci-fi 15.1%, Simulation 11.8%, Management 11.8%
Why You'll Like It: If your favorite part of Barotrauma is keeping failing machinery alive under stress, this strips that maintenance panic down to its essentials.
- #26 Stormworks: Build and Rescue
79% matchVery Positive90% of 57,601 reviews2020
Dev: Geometa
Windows · Mac
Median: 17.4 hrsMean: 111.9 hrs≥1hr: 91%
Join a world where you design, create and pilot your own air sea rescue service. Release your inner hero as you battle fierce storms out at sea to rescue those in need.
Why similar: Naval 52.1% ★, Survival 47.9%
Why You'll Like It: Its cooperative engineering, vehicle operation, and hands-on repair work strongly appeal to players who love Barotrauma's systems-driven chaos.
- #27 Distrust: Polar Survival
81% matchMostly Positive72% of 2,521 reviews2017
Dev: CheerdealersPub: Alawar
Windows · Mac
Median: 4.5 hrsMean: 8.7 hrs≥1hr: 88%
DISTRUST is an isometric survival adventure with procedural generation on an Arctic research station lost in the endless dark of a polar night. A story-rich fiction with multiple endings that suits both singleplayer fans and co-op enthusiasts.
Why similar: Survival Horror 19.8%, Survival 19.3%, Co-op 18.9%, Multiplayer 12.2%, Horror 11.7%
Why You'll Like It: The oppressive atmosphere, harsh survival management, and constant threat of collapse give it some of the same desperate energy.
- #28 Darkwater
77% matchVery Positive80% of 940 reviews2026
Dev: Targon StudiosPub: Playstack
Windows
Median: 3.8 hrsMean: 5.9 hrs≥1hr: 86%
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.
Why similar: Submarine 30.7% ★, Underwater 16.8% ★, Co-op 9.9%, Naval 8.5% ★, Survival 8.4%
- #29 Space Beast Terror Fright
78% matchVery Positive92% of 1,775 reviews2022
Dev: nornware AB
Windows
Median: 2.1 hrsMean: 5.4 hrs≥1hr: 65%
S.B.T.F. is a very hard arcade-style / rogue-like / perma-death first person shooter. You play as Marines who must brave dark, claustrophobic and terrifyingly intense Space Beast infested spacecraft in order to extract critical data and lucrative upgrades. Can you make it out alive?
Why similar: Co-op 31.6%, Horror 16.1%, Survival Horror 15.8%, Multiplayer 9.9%, Gore 8.6%
Why You'll Like It: Its brutal co-op sci-fi horror, procedural ship layouts, and reliance on close coordination make it a worthy pick for fans of chaotic team survival.
- #30 Nuclear Nightmare
77% matchVery Positive81% of 17,749 reviews2024
Dev: BG Productions
Windows
Median: 2.4 hrsMean: 5.1 hrs≥1hr: 76%
Venture forth as part of a specialized team of fellow players tasked with retrieving classified materials, evading the black goo virus, and the nightmarish entities it has spawned. With time running out before the US government initiates a devastating nuclear strike to contain the spreading menace.
Why similar: Survival Horror 30.1%, Co-op 29%, Horror 16.5%, Multiplayer 11.9%, Sci-fi 7.7%
- #31 KLETKA
75% matchVery Positive91% of 6,472 reviews2026
Dev: Callback
Windows · Linux
Median: 4.7 hrsMean: 7.7 hrs≥1hr: 90%
KLETKA is a co-op (up to 6 players) horror game about going down in an elevator that is trying to eat you. Feed the elevator, explore deadly floors and descend deeper.
Why similar: Co-op 63.1%, Horror 31.2%, Action 5.6%
- #32 No More Room in Hell
78% matchVery Positive90% of 75,677 reviews2013
Dev: No More Room in Hell TeamPub: Lever Games
Windows · Linux
Median: 2.2 hrsMean: 22.2 hrs≥1hr: 67%
The chances of you surviving this all out war of society and the undead are slim to none. Already, there are millions of the walking dead shambling about, searching for food to eat. There's no known cure. One bite can possibly end it all for you. However, you aren't alone in this nightmare.
Why similar: Survival 25.1%, Co-op 24.8%, Multiplayer 21.8%, Horror 14.1%, Survival Horror 12.1%
Why You'll Like It: Its emphasis on communication, limited resources, and lethal co-op mistakes makes it a solid match for Barotrauma's harsher survival side.
- #33 Subterror
76% matchVery Positive90% of 472 reviews2025
Dev: Team Monumental
Windows
Median: 2.5 hrsMean: 4.0 hrs≥1hr: 74%
Explore abandoned biospheres at the bottom of the ocean, alone or with up to 4 friends.
Why similar: Submarine 36.2% ★, Underwater 23.8% ★, Multiplayer 10.1%, Co-op 9.6%, Survival Horror 8.6%
- #34 SCP: Secret Laboratory
76% matchVery Positive91% of 228,941 reviews2017
Dev: Northwood Studios
Windows
Median: 2.0 hrsMean: 45.3 hrs≥1hr: 65%
Deep within a secure underground facility, a sudden containment breach allows many of the secured anomalies to escape from their chambers. Assist the Foundation in re-securing the facility, help the Insurgency in their goal to capture it, or wreak havoc as an SCP in a frantic bid to escape.
Why similar: Co-op 22.7%, Multiplayer 21.2%, Survival Horror 16.9%, Horror 15.9%, Survival 10.2%
- #35 The Oily Depths
74% matchVery Positive83% of 70 reviews2026
Dev: Ryan R. Burns
Windows
Operate an oil-drilling submarine while taking instructions from a mysterious voice. Fail your quota, and they’ll cut your oxygen. This is deep-sea horror. Obey or drown.
Why similar: Submarine 47.9% ★, Underwater 23.8% ★, Survival Horror 11.4%, Horror 7.6%, Management 3.4%
- #36 Species: Unknown
73% matchVery Positive95% of 6,260 reviews2025
Dev: WanadevStudio
Windows
Median: 4.7 hrsMean: 7.3 hrs≥1hr: 91%
Species: Unknown is a 1 to 4 players co-op survival horror. Complete high-risk missions aboard an abandoned ship while being hunted by an unknown creature. Survive and upgrade your gear to face each new threat that lurks in the dark.
Why similar: Survival Horror 32.4%, Horror 24.5%, Multiplayer 22.2%, Sci-fi 13.7%, Psychological Horror 4.3%
- #37 The Trench
75% matchVery Positive86% of 154 reviews2022
Dev: Omar Chapa Hernandez
Windows
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?
Why similar: Submarine 46.3% ★, Underwater 26.9% ★, Survival Horror 13.2%, Horror 8.1%, Sci-fi 4.3%
- #38 Unfortunate Spacemen
73% matchVery Positive86% of 7,542 reviews2020
Dev: Geoff 'Zag' KeenePub: Deep Field Games
Windows
Median: 1.7 hrsMean: 15.7 hrs≥1hr: 64%
An online multiplayer game about shapeshifting deception and betrayal! As a hapless, brave spaceman employed by The Company you'll work diligently to defend and be rescued from failing outposts, but not everyone around you is who they claim to be...
Why similar: Co-op 25.2%, Survival Horror 23.6%, Survival 15.7%, Multiplayer 15.5%, Horror 10.6%
- #39 CRUSH DEPTH
71% matchVery Positive98% of 54 reviews2025
Dev: Earth Giant
Windows
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.
Why similar: Submarine 46.4% ★, Underwater 32.3% ★, Horror 8.8%, Sci-fi 7.6%, Simulation 3.3%
- #40 Death in the Water
74% matchMostly Positive72% of 295 reviews2019
Dev: Lighthouse Games Studio
Windows · Mac
Median: 24 minMean: 2.6 hrs≥1hr: 21%
How long will you survive in this open water diving experience as you go head to head with terrifying Great Whites as they threaten to tear you apart?!
Why similar: Underwater 45.4% ★, Survival 13.5%, Multiplayer 10.5%, Gore 9.4%, Horror 8.2%
- #41 Don't Starve Together
71% matchOverwhelmingly Positive95% of 528,033 reviews2016
Dev: Klei Entertainment
Windows · Mac · Linux
Median: 8.0 hrsMean: 64.1 hrs≥1hr: 89%
Fight, Farm, Build and Explore Together in the standalone multiplayer expansion to the uncompromising wilderness survival game, Don't Starve.
Why similar: Survival 62.3%, Co-op 16.3%, Multiplayer 12.9%, Survival Horror 3%, Difficult 2.4%
- #42 Dread Not
72% matchMixed45% of 524 reviews2025
Dev: Leviathan Interactive
Windows
Avoid your watery grave in this asymmetrical co-op horror game where you and a friend take the roles of a submarine Pilot and Mechanic. Work together to repair the ship, solve puzzles, avoid a deadly creature, and make it back to the surface before time runs out! It's time to Sync or Swim
Why similar: Submarine 50.2% ★, Underwater 28.2% ★, Co-op 7.3%, Horror 7.2%, Multiplayer 3%
- #43 Cosmoteer: Starship Architect & Commander
70% matchVery Positive95% of 12,431 reviews2022
Dev: Walternate Realities
Windows
Median: 19.3 hrsMean: 40.4 hrs≥1hr: 92%
Design and simulate the starships of your dreams! Command your ship or fleet in epic battles and manage your crew while exploring a dangerous galaxy. Play alone or with friends, test your ships in online PvP, and let your imagination reach for the stars!
Why similar: Survival 23.5%, Sci-fi 20.4%, Multiplayer 18.8%, Difficult 13.4%, 2D 7.5%
- #44 Half Dead
72% matchMostly Positive78% of 3,295 reviews2016
Dev: Room710Games
Windows
Median: 1.8 hrsMean: 3.5 hrs≥1hr: 70%
Half dead is a multiplayer sci-fi game about a violent TV show. The players' goal is to survive in a network of rooms full of traps.
Why similar: Co-op 27%, Survival 26.3%, Multiplayer 25.9%, Gore 7.2%, Horror 5.4%
- #45 Watertight
69% matchVery Positive88% of 175 reviews2025
Dev: Tiny Studio
Windows
A short first-person horror game. An accident cripples your submarine while trying to find the wreck of the Titanic. In the darkness, you must restore life-support systems through tense puzzles, only to discover that you are not alone.
Why similar: Submarine 53.9% ★, Underwater 28.7% ★, Horror 13.4%, Psychological Horror 3.3%, Singleplayer 0.7%
- #46 SOMA
70% matchOverwhelmingly Positive96% of 50,500 reviews2015
Dev: Frictional Games
Windows · Mac · Linux
Median: 5.6 hrsMean: 10.2 hrs≥1hr: 89%
From the creators of Amnesia: The Dark Descent comes SOMA, a sci-fi horror game set below the waves of the Atlantic ocean. Struggle to survive a hostile world that will make you question your very existence.
Why similar: Survival Horror 32.3%, Horror 23.9%, Gore 16.6%, Sci-fi 16%, Psychological Horror 6.2%
- #47 MISERY
67% matchVery Positive85% of 17,893 reviews2025
Dev: Platypus EntertainmentPub: Ytopia
Windows · Linux
Median: 4.2 hrsMean: 8.3 hrs≥1hr: 82%
MISERY is a 1–5 player co-op survival game set in a nuclear disaster zone. Here, every day is a struggle: search radioactive ruins for resources, build your bunker, craft weapons, and explore a weird, procedurally-generated world with your friends. Beware of anomalies, monsters, and armed bandits.
Why similar: Co-op 25.4%, Survival 23.2%, Survival Horror 21.2%, Multiplayer 17%, Horror 13.2%
- #48 Sync Or Sink
68% matchVery Positive91% of 134 reviews2025
Dev: Low Effort Interactive
Windows
Trapped in a sinking submarine, two players must communicate through walkie-talkies to solve puzzles, complete tasks, navigate the depths, and escape before time runs out.
Why similar: Co-op 32%, Submarine 26% ★, Multiplayer 16.7%, Underwater 10.5% ★, Horror 7.2%
- #49 No More Room in Hell 2
69% matchMixed48% of 17,994 reviews2024
Dev: Torn Banner Studios
Windows
Median: 9.8 hrsMean: 25.6 hrs≥1hr: 90%
No More Room in Hell 2 is a terrifying 8 player co-op action horror experience. Find your friends in the dark and survive - in a dynamic, endlessly replayable zombie apocalypse.
Why similar: Co-op 27%, Survival Horror 21.9%, Survival 19.3%, Multiplayer 18.3%, Horror 10.7%
- #50 ANEURISM IV
67% matchMostly Positive78% of 5,833 reviews2025
Dev: Vellocet
Windows · Mac
Median: 4.8 hrsMean: 28.0 hrs≥1hr: 79%
A dystopian simulator where your choices shape a decaying city. Join other players to protect the metropolis from ruin, hasten its downfall, or simply work in the factories. With no set goals or rules, every action has consequences in a world teetering on the brink.
Why similar: Survival 34.6%, Multiplayer 28.4%, Sci-fi 16.4%, Simulation 12.3%, Psychological Horror 8.2%
- #51 Stationeers
70% matchVery Positive88% of 8,897 reviews2017
Dev: RocketWerkz
Windows
Median: 9.8 hrsMean: 81.9 hrs≥1hr: 85%
Stationeers puts you in control of the construction and management of a space station to run by yourself or online with your friends. Complex atmospheric, electrical, manufacturing, agriculture, and gravitational systems require your thought and management at all times!
Why similar: Co-op 23%, Moddable 20.9% ★, Survival 20%, Multiplayer 14.4%, Management 11.7%
- #52 HighFleet
68% matchVery Positive88% of 7,155 reviews2021
Dev: Konstantin KoshutinPub: MicroProse Software
Windows
Median: 5.1 hrsMean: 16.8 hrs≥1hr: 78%
Battle for survival in the skies of a mysterious future Earth in this unique action-strategy game mixing arcade combat, exploration, management and diplomacy. As giant flying ships wage spectacular aerial warfare, a prophecy tells of one who will save the world – could it be you?
Why similar: Sci-fi 36.2%, Simulation 24.1%, Strategy 23.7%, Action 10%, Singleplayer 5.9%
- #53 Depths of Sanity
69% matchVery Positive89% of 89 reviews2022
Dev: Bomb Shelter Games
Windows
A mysterious signal. A missing crew. And the one man trying to piece it all together. As Abe Douglas, dive deep into a fully underwater metroidvania to explore massive oceanic biomes, battle monstrous bosses, and piece together a mystery that threatens not only your crew, but your own sanity.
Why similar: Submarine 57.6% ★, Underwater 35.8% ★, 2D 3.4%, Psychological Horror 2.4%, Singleplayer 0.8%
- #54 Jump Space
65% matchVery Positive86% of 10,042 reviews2025
Dev: Keepsake Games
Windows
Median: 5.9 hrsMean: 9.7 hrs≥1hr: 92%
Jump Space (formerly Jump Ship) is a mission based co-op PvE for 1-4 players, where you are the crew of a spaceship. Transition seamlessly from crewing the ship to on-foot exploration and space walks. Explore, upgrade, and survive intense encounters in deep space together.
Why similar: Co-op 61.6%, Sci-fi 17.6%, Multiplayer 16.9%, Action 3.9%
- #55 20,000 Miles Under the Sea
71% matchMostly Negative39% of 150 reviews2020
Dev: CreaTeam
Windows
Become a fearless underwater explorer and reach the bottom of The Mariana Trench to win 20,000* REAL DOLLARS!
Why similar: Submarine 52.8% ★, Underwater 31.6% ★, Horror 10.5%, Simulation 4.8%, Singleplayer 0.3%
- #56 Subterranauts
66% matchMostly Positive76% of 220 reviews2025
Dev: Asa Longino
Windows
Median: 2.2 hrsMean: 3.7 hrs≥1hr: 80%
Subterranauts is a 1-6 player multiplayer horror game with proximity voice chat and terrifying creatures. Your job is to complete assignments by gathering scrap for the Association of Scrap Allocation. Work together with your team to complete assignments, earn company Bucks, and survive!
Why similar: Multiplayer 53.1%, Horror 40.1%, Action 6.9%
- #57 Face The Abyss
68% matchMostly Negative38% of 369 reviews2024
Dev: Team KGD
Windows
The experiment has failed. The facility that was supposed to control the monster has stopped working, and now your only hope is to escape the facility before the monster hunts you down.
Why similar: Co-op 20.9%, Survival Horror 19.8%, Multiplayer 16.5%, Horror 14.3%, Survival 13%
- #58 IT Simulator
67% matchVery Positive91% of 167 reviews2022
Dev: Bad Byte Games
Windows · Mac · Linux
IT Simulator is a co-op horror game where two players attempt to return power to an office building. Take the role of the all-seeing Control Room or the stealthy Repair Technician as you risk everything to d̶i̶s̶c̶o̶v̶e̶r̶ ̶t̶h̶e̶ ̶t̶r̶u̶t̶h̶ escape.
Why similar: Horror 33.6%, Co-op 28.7%, Multiplayer 24.9%, Sci-fi 12.8%