- #1 AquaNox
97% matchMostly Positive71% of 393 reviews2010
Dev: Massive DevelopmentPub: THQ Nordic
Windows
Median: 24 minMean: 3.1 hrs≥1hr: 33%
The water is no longer calm. The undersea world has undergone a transformation from tranquil environment to a place of unspeakable violence, graphic murder and horrific danger.
Why similar: Underwater 51.2% ★, 6DOF 17.1% ★, Action 12.7%, Cyberpunk 9.7%, Sci-fi 6.6%
Why You'll Like It: The original title in the series provides the foundational underwater combat experience and setting that defined the sequel.
- #2 Aquanox Deep Descent
96% matchMixed49% of 687 reviews2020
Dev: Digital ArrowPub: THQ Nordic
Windows
Median: 4.4 hrsMean: 5.8 hrs≥1hr: 89%
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 42.3% ★, 6DOF 41.9% ★, Action 9.7%, Singleplayer 3.4%, Simulation 2.8%
Why You'll Like It: This modern entry offers a reimagined take on the classic underwater vehicular combat and exploration mechanics of the series.
- #3 Diluvion: Resubmerged
96% matchMixed62% of 1,125 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 86.6% ★, Action 12.6%, Singleplayer 0.9%
Why You'll Like It: A deep-sea exploration game that features submarine combat and a rich, atmospheric world similar to the AquaNox setting.
- #4 Overload
95% matchVery Positive94% of 2,127 reviews2018
Dev: Revival Productions, LLC
Windows · Mac · Linux
Median: 3.5 hrsMean: 5.1 hrs≥1hr: 86%
A new six-degree-of-freedom shooter with intuitive controls, amazing lighting and graphics. From the creators of Descent, Overload is the best zero-gravity robot-blasting combat ever.
Why similar: 6DOF 69.8% ★, Action 15.8%, Sci-fi 12.7%, Singleplayer 1.6%
Why You'll Like It: Created by the original developers of Descent, this is the definitive modern 6DoF shooter that mirrors the movement freedom of AquaNox.
- #5 Subnautica
94% matchOverwhelmingly Positive97% of 365,018 reviews2018
Dev: Unknown Worlds Entertainment
Windows · Mac
Median: 13.0 hrsMean: 39.3 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 83.1% ★, Sci-fi 8.9%, Action 5.2%, Singleplayer 2.8%
Why You'll Like It: While more focused on survival, its immersive underwater world and sci-fi technology provide the best exploration experience in the genre.
- #6 Descent
94% matchVery Positive96% of 471 reviews2014
Dev: ParallaxPub: Interplay Inc.
Windows · Mac · Linux
Median: 12 minMean: 2.0 hrs≥1hr: 25%
Welcome to Descent™ - 27 levels of the most mind-bending, stomach-churning action game ever. Featuring true 3-Dimensional worlds and six degrees of freedom.
Why similar: 6DOF 74.6% ★, Action 16.5%, Sci-fi 8.3%, Singleplayer 0.5%
Why You'll Like It: As the grandfather of the 6DoF genre, this classic title shares the same core movement and combat philosophy as the AquaNox series.
- #7 The Aquatic Adventure of the Last Human
93% matchMostly Positive75% of 509 reviews2016
Dev: YCJY Games
Windows · Mac · Linux
Median: 3.9 hrsMean: 4.7 hrs≥1hr: 88%
Explore the ruins of the human race and discover the thriving wildlife that blossomed after our extinction in this underwater action/adventure. Encounter monstrous creatures and let curiosity guide you through an inevitable voyage of extinction.
Why similar: Underwater 85.5% ★, Action 13.3%, Singleplayer 1.2%
Why You'll Like It: An atmospheric underwater action game that captures the sense of isolation and discovery present in the AquaNox world.
- #8 Cold Waters
92% matchVery Positive87% of 4,688 reviews2017
Dev: Killerfish Games
Windows · Mac
Median: 7.5 hrsMean: 22.7 hrs≥1hr: 83%
Spiritual Successor to the Microprose Classic “Red Storm Rising”.
Why similar: Simulation 52.9%, Action 32.5%, Singleplayer 14.6%
Why You'll Like It: This game offers a highly realistic and tactical submarine combat experience that captures the tension of underwater warfare.
- #9 Submarine Titans
90% matchVery Positive87% of 355 reviews2020
Dev: Ellipse StudiosPub: Strategy First
Windows
Median: 30 minMean: 5.5 hrs≥1hr: 41%
Submarine Titans is a real-time strategy video game that takes place in the year 2115 after a comet has struck Earth, driving two human factions, the militant White Sharks and the scientific Black Octopi, to establish underwater bases and fight for dominance over the oceans.
Why similar: Underwater 56.6% ★, Simulation 27.2%, Sci-fi 13.5%, Singleplayer 2.6%
Why You'll Like It: This sci-fi real-time strategy game captures the underwater aesthetic and faction-based conflict found in the AquaNox universe.
- #10 Barotrauma
88% matchVery Positive94% of 86,224 reviews2023
Dev: FakeFishPub: Daedalic Entertainment
Windows · Mac · Linux
Median: 8.9 hrsMean: 54.8 hrs≥1hr: 91%
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!
Why similar: Underwater 74.9% ★, Sci-fi 12.2%, Action 6.9%, Simulation 4.5%, Singleplayer 1.5%
Why You'll Like It: A tense, sci-fi underwater survival game that emphasizes team-based submarine management and combat in a hostile environment.
- #11 Parkan 2
89% matchMostly Positive73% of 384 reviews2014
Dev: NikitaPub: Fulqrum Publishing
Windows
Median: 2.2 hrsMean: 4.4 hrs≥1hr: 93%
Parkan II is an original concept game that will allow you to feel as a pilot of a spacecraft lost somewhere in the universe. Become a pirate or mercenary, get money to buy the most powerful cruiser and show them all who is to be the new master of the galaxy. Unforgettable adventures in the Parkan II universe await you!
Why similar: Action 49.2%, Sci-fi 25.6%, Simulation 25.2%
Why You'll Like It: This sci-fi simulation game offers a mix of space combat and exploration that feels mechanically similar to the vehicle-based gameplay of AquaNox.
- #12 Anoxemia
89% matchMixed63% of 435 reviews2015
Dev: BSK GamesPub: Mandragora
Windows · Mac · Linux
Median: 4.4 hrsMean: 5.9 hrs≥1hr: 96%
Anoxemia is a story-driven exploration game that puts you in control of the scientist Dr. Bailey and his operations drone, ATMA. Search the ocean floor as you discover and extract samples from the bowels of the underwater caves. Danger lurks in each passageway.
Why similar: Underwater 78.3% ★, Action 16.7%, Singleplayer 5%
Why You'll Like It: This puzzle-exploration game focuses on navigating the dangerous depths of the ocean with a small submersible vessel.
- #13 Depths of Sanity
87% matchVery Positive88% of 91 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: Underwater 96.8% ★, Singleplayer 3.2%
Why You'll Like It: A challenging underwater metroidvania that features submarine exploration and combat against massive, terrifying creatures.
- #14 Under The Waves
86% matchMostly Positive78% of 1,896 reviews2023
Dev: Parallel StudioPub: Spotlight by Quantic Dream
Windows
Median: 2.5 hrsMean: 21.5 hrs≥1hr: 70%
Stan, a professional diver in the North Sea, is struggling to overcome a life-changing loss during an extended mission underwater. Stuck in his self-imposed solitude, he starts to experience strange events and will have to make the most significant choice of his life...
Why similar: Underwater 87.5% ★, Sci-fi 9.5%, Singleplayer 3%
Why You'll Like It: A narrative-driven underwater exploration game that captures the beauty and solitude of the deep sea.
- #15 BioShock™ 2 Remastered
86% matchMostly Positive72% of 29,372 reviews2016
Dev: 2K MarinPub: 2K
Windows · Mac
Median: 3.6 hrsMean: 13.1 hrs≥1hr: 86%
In BioShock 2, you step into the boots of the most iconic denizen of Rapture, the Big Daddy, as you explore through the decrepit and beautiful fallen city, chasing an unseen foe in search of answers and your own survival.
Why similar: Underwater 64.2% ★, Action 17.2%, Sci-fi 14.2%, Singleplayer 4.4%
Why You'll Like It: Set in the iconic underwater city of Rapture, this game shares the dark, story-rich atmosphere and underwater setting of the AquaNox series.
- #16 FREEDIVER: Triton Down
85% matchVery Positive83% of 335 reviews2019
Dev: Archiact
Windows
Plunge into VR on a capsizing research ship, the Triton, where survival means outmaneuvering the water's lethal surge. Freedive through a sinking ship, overcome underwater chaos, and unlock your path to the surface, all while protecting your most precious resource: the breath in your lungs.
Why similar: Underwater 92.7% ★, Simulation 3.9%, Singleplayer 3.3%
Why You'll Like It: A high-tension underwater experience that focuses on the physical struggle and claustrophobia of deep-sea survival.
- #17 Aquaria
84% matchVery Positive88% of 1,516 reviews2008
Dev: Bit Blot, LLC
Windows · Linux
Median: 30 minMean: 8.1 hrs≥1hr: 34%
Aquaria is an award-winning action-adventure game set in a massive underwater world teeming with life and filled with ancient secrets. Join Naija, a lone underwater adventurer, as she travels from hidden caves shrouded in darkness, to beautiful, sunlit oases in search of her past.
Why similar: Underwater 91.2% ★, Action 6%, Singleplayer 2.8%
Why You'll Like It: An exploration-heavy underwater adventure that features fluid movement and a deep, mysterious world to uncover.
- #18 Biolum
83% matchVery Positive83% of 120 reviews2021
Dev: IKOPub: Astrea
Windows
Biolum is a 30min VR sci-fi narrative experience. Dive to uncharted depths of the ocean and discover a beautiful world of bioluminescent creatures. But all is not what it seems. What lies beneath the surface?
Why similar: Underwater 55.5% ★, 6DOF 25.1% ★, Sci-fi 12.8%, Action 5.1%, Singleplayer 1.5%
Why You'll Like It: A visually striking underwater sci-fi experience that emphasizes narrative and atmospheric exploration.
- #19 Stardiver
82% matchMixed51% of 61 reviews2024
Dev: Green Planet Games
Windows
You're a Stardiver on a mission. Descend into the depths of an underwater world filled with wonder, mysteries, and peril. Discover the story behind the abandoned base. Explore this submerged planet and learn its history.
Why similar: Underwater 80.4% ★, Sci-fi 16.4%, Singleplayer 3.2%
Why You'll Like It: A sci-fi action-adventure game that features exploration and combat in a mysterious, dangerous environment.
- #20 Project Abyss
84% matchMixed61% of 66 reviews2016
Dev: Tall Story StudiosPub: Prey Interactive
Windows
Median: 4.5 hrsMean: 5.0 hrs≥1hr: 99%
Project Abyss is a deep sea adventure game where you explore as a diver, forced to survive a destiny that goes deeper than anyone imagined.
Why similar: Action 69.5%, Simulation 30.5%
Why You'll Like It: A survival-action game that tasks players with exploring the dangerous depths of the ocean in a custom submarine.
- #21 subROV : Underwater Discoveries
81% matchVery Positive91% of 68 reviews2022
Dev: sqr3lab
Windows
Pilot a remotely operated submarine and explore the oceans! Defy the darkness and crushing pressure of the deeps as you chart unknown regions and study new species of ocean life.
Why similar: Underwater 91.2% ★, Simulation 6.5%, Singleplayer 2.4%
Why You'll Like It: A realistic simulation of operating a remote-operated vehicle to explore the deep ocean floor.
- #22 Depth Hunter 2: Deep Dive
82% matchMostly Positive74% of 986 reviews2014
Dev: Biart Company LLC
Windows
Median: 4.8 hrsMean: 8.0 hrs≥1hr: 93%
Depth Hunter 2 is an underwater hunting game, allowing the complete experience of the spearfishing extreme sport!
Why similar: Underwater 81.8% ★, Action 10%, Simulation 6.7%, Singleplayer 1.5%
Why You'll Like It: This simulation-focused title provides a realistic look at underwater exploration and hunting mechanics.
- #23 ASTRONAUTILUS
79% matchVery Positive95% of 63 reviews2022
Dev: neozoid.games
Windows
Your ship has crash-landed on a stray rogue planet, and you're out of fuel... It's up to you to delve beneath the frozen surface and find a way to get your ship back into space while fighting strange sea creatures and uncovering the mysteries of the world beneath the ice!
Why similar: Underwater 74% ★, Action 23.5%, Singleplayer 2.5%
Why You'll Like It: A fast-paced action game that features sci-fi combat mechanics and exploration in a colorful, stylized environment.
- #24 Pact of Joy: Prologue
79% matchVery Positive94% of 63 reviews2023
Dev: Just Sauce Studio
Windows
As Jack Argyle, you are tasked with restoring communication at the underwater ex-Aegis facility known as Phorcys Station. Be careful, or risk joining the spirits trapped inside.
Why similar: Underwater 80.9% ★, Sci-fi 17.1%, Singleplayer 2.1%
Why You'll Like It: A sci-fi horror game that features underwater exploration and a focus on narrative discovery.
- #25 Solitude Underwater
80% matchMixed61% of 81 reviews2022
Dev: Maximus AktypisPub: Big MA16 Studios
Windows · Linux
Solitude Underwater is a short horror adventure game. Two treasure-hunting brothers are searching for sunken riches off the coast of South Africa, only to find themselves immersed in catastrophe after one of them gets trapped in a cage, deep inside shark-infested waters.
Why similar: Underwater 75.2% ★, Action 21.9%, Singleplayer 3%
Why You'll Like It: A horror-tinged underwater adventure that focuses on the isolation and mystery of the deep sea.
- #26 CRUSH DEPTH
77% matchVery Positive98% of 58 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: Underwater 74.2% ★, Sci-fi 13.6%, Action 7.5%, Simulation 3.5%, Singleplayer 1.2%
- #27 Beyond a Steel Sky
78% matchVery Positive88% of 1,612 reviews2020
Dev: Revolution Software Ltd
Windows · Linux
Median: 5.0 hrsMean: 6.3 hrs≥1hr: 90%
From multi-award winning Revolution comes ‘Beyond a Steel Sky’, a groundbreaking 3D adventure thriller, set in an AI-driven future. Subvert the world, hack the systems and solve dark conspiracies to uncover the devastating truth.
Why similar: Cyberpunk 52.4%, Sci-fi 23.8%, Action 18.7%, Singleplayer 5%
Why You'll Like It: While not underwater, this game shares the gritty, high-tech cyberpunk aesthetic and story-rich focus found in the AquaNox series.
- #28 Subnautica: Below Zero
76% matchVery Positive90% of 105,645 reviews2021
Dev: Unknown Worlds Entertainment
Windows · Mac
Median: 15.3 hrsMean: 29.4 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 81.5% ★, Sci-fi 8.7%, Action 6.4%, Singleplayer 3.4%
- #29 Subnautica 2
72% matchVery Positive91% of 98,787 reviews2026
Dev: Unknown Worlds Entertainment
Windows
Median: 8.8 hrsMean: 10.7 hrs≥1hr: 93%
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.
Why similar: Underwater 86.7% ★, Sci-fi 7.5%, Action 4.1%, Singleplayer 1.6%
- #30 Aphotic Descent
77% matchMixed63% of 78 reviews2023
Dev: Broiled Squid Studios
Windows
In Aphotic Descent, you play as a diver whose submarine crashed at the bottom of the ocean. With no other option for survival, you must make your way to a nearby underwater research facility facing terrifying creatures, all while descending deeper and deeper...
Why similar: Underwater 85.6% ★, Action 11.6%, Singleplayer 2.8%
- #31 Water Planet
78% matchMostly Positive77% of 64 reviews2017
Dev: The Revera Corporation
Windows
Median: 4.5 hrsMean: 6.2 hrs≥1hr: 97%
Water Planet is a single-player first-person adventure set in a distant blue world. Gather resources to fuel an interstellar ship as your on-board A.I. Gemini guides you through sunken ruins and ocean depths while listening to the music of VIRGO.
Why similar: Simulation 100%
Why You'll Like It: An atmospheric sci-fi exploration game set on a mysterious, water-covered alien world.
- #32 Beyond Blue
75% matchVery Positive88% of 1,474 reviews2020
Dev: E-Line Media
Windows
Median: 2.9 hrsMean: 28.6 hrs≥1hr: 68%
Beyond Blue is a single-player narrative adventure that takes you deep into our planet’s beating blue heart. Explore the awesome wonder and unbounded mystery that exists within the world’s ocean.
Why similar: Underwater 93.9% ★, Simulation 4.4%, Singleplayer 1.7%
- #33 Underwater
76% matchMixed68% of 75 reviews2021
Dev: Andreev WorldsPub: Gamesforfarm
Windows
Dive into a world of despair in the world of Underwater. Take the role of an unknown inmate entering the a deep sea prison where mutants roam and barely any traces of human life remain. You will have to use all your ingenuity to escape and avoid becoming the meal of the hideous denizens.
Why similar: Action 66.5%, Singleplayer 33.5%
- #34 Dive The Depths
73% matchMostly Positive77% of 112 reviews2025
Dev: FrizuoPub: Starpixel Studios
Windows
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?
Why similar: Underwater 85% ★, Action 10.2%, Singleplayer 4.7%
- #35 Bahamut and the Waqwaq Tree
73% matchVery Positive98% of 93 reviews2025
Dev: Starvania StudioPub: Soft Source
Windows
Discover a once-thriving ocean, now tainted by enigmatic dark entities. Your quest: decipher the mystery and rekindle the ocean's radiant light.
Why similar: Underwater 91.8% ★, Action 5.5%, Singleplayer 2.7%
- #36 Sea Walker Saga
71% matchVery Positive96% of 51 reviews2026
Dev: Antelus Games
Windows
An exciting steampunk adventure with strategy and RPG elements. Fight pirates, explore the seabed, build your own battle island and set out into the vast world ocean in search of a mythical continent!
Why similar: Simulation 100%
- #37 Galaxy on Fire 2™ Full HD
74% matchMostly Positive77% of 2,232 reviews2012
Dev: Fishlabs Entertainment GmbHPub: bitComposer Games
Windows
Median: 48 minMean: 8.9 hrs≥1hr: 46%
A hyperdrive malfunction sends Keith T. Maxwell tumbling through space and time to fight for his life against a mysterious alien armada that is wreaking havoc.
Why similar: Sci-fi 42.3%, Action 33.8%, Simulation 15.3%, Singleplayer 8.6%
- #38 Atlantis VR
75% matchMostly Negative37% of 70 reviews2017
Dev: MMEUPub: Forever Entertainment S. A.
Windows
Enter the underwater world thriving with life! Let the aquatic beings guide you trough the mystery deeps and explore nooks and crannies of beautiful ocean landscape!
Why similar: Underwater 83.7% ★, Simulation 13.2%, Singleplayer 3.1%
- #39 Deus Ex: Invisible War
74% matchMixed58% of 2,468 reviews2007
Dev: Ion StormPub: Eidos Interactive Corp.
Windows
Median: 12 minMean: 8.9 hrs≥1hr: 31%
Approximately 20 years after Deus Ex, the world is only beginning to recover from a catastrophic worldwide depression. In this techno-nightmare, take part in the dark struggle to raise the world from its own ashes.
Why similar: Cyberpunk 53.9%, Sci-fi 22.5%, Action 19.5%, Singleplayer 4.1%
- #40 X2: The Threat
73% matchVery Positive83% of 522 reviews2006
Dev: Egosoft
Windows
Median: 24 minMean: 7.4 hrs≥1hr: 35%
X²: The Threat is of a new generation of space simulator games, you play the role of Julian Gardna who continues the story set by X: Beyond The Frontier. The updated graphics engine gives the universe a fresher feel with newly designed ships and stations adding to the complexity of the universe.
Why similar: Sci-fi 46.9%, Action 22.4%, Simulation 21.8%, Singleplayer 8.9%
- #41 Thalassa: Edge of the Abyss
69% matchVery Positive88% of 339 reviews2024
Dev: Sarepta StudioPub: Team17 Digital Ltd
Windows
Uncover the mystery of Thalassa, a first-person psychological drama set under the sea. Ill-fate has fallen on your former crew and friends and it’s up to you to find answers onboard the wreckage. Experience the melancholic underwater journey of human stories facing life and loss.
Why similar: Underwater 94.1% ★, Singleplayer 5.9%
- #42 SAMUDRA
72% matchMixed64% of 148 reviews2021
Dev: Khayalan Arts
Windows
SAMUDRA is an award-winning hand-illustrated deep sea journey.
Why similar: Underwater 93.6% ★, Action 4.8%, Singleplayer 1.5%
- #43 Verne: The Shape of Fantasy
70% matchVery Positive82% of 307 reviews2023
Dev: GametopiaPub: Assemble Entertainment
Windows · Mac
Median: 2.4 hrsMean: 5.9 hrs≥1hr: 60%
Become Jules Verne and adventure into the dangers that hide in Hemera, a fantastic parallel world built from his own imagination. Explore, solve puzzles and unlock the most coveted secret of the mighty Atlantis.
Why similar: Underwater 96.8% ★, Singleplayer 3.2%
- #44 Another Crab's Treasure
66% matchVery Positive93% of 20,776 reviews2024
Dev: Aggro Crab
Windows
Median: 4.9 hrsMean: 9.9 hrs≥1hr: 83%
In a vibrant undersea kingdom on the verge of collapse, a hermit crab embarks on a treasure hunt to buy back his repossessed shell. The second game from AGGRO CRAB.
Why similar: Underwater 88% ★, Action 12%
- #45 Darkstar One
71% matchVery Positive83% of 614 reviews2008
Dev: Ascaron Entertainment ltd.Pub: Strategy First
Windows
Median: 1.0 hrsMean: 8.8 hrs≥1hr: 50%
Darkstar One offers a fantastic amount of freedom of choice. The story-based missions gradually lead you deeper into the galaxy to new races, new technologies and ever stronger opponents. Explore a vast array of solar systems in search of hidden artifacts of ancient races, essential objects for upgrading your ship--the Darkstar One.
Why similar: Action 46.6%, Sci-fi 40%, Simulation 10.2%, Singleplayer 3.2%
- #46 Ocean Punk
69% matchMostly Positive80% of 167 reviews2024
Dev: Infinite Studio
Windows
Explore a fantasy ocean-punk world, braving the deep with steam-powered marvels. Discover mysterious underwater treasures, but scarcity and ecological crises test survival. Rise, build, confront foes in this pixel-art ocean survival journey!
Why similar: Sci-fi 62%, Simulation 24%, Singleplayer 14.1%
- #47 Mark of the Deep
68% matchMostly Positive76% of 322 reviews2025
Dev: Mad MimicPub: Light Up Games
Windows
Median: 2.6 hrsMean: 5.8 hrs≥1hr: 78%
Shipwrecked on a myth-shrouded island, play as rookie pirate Marcus “Rookie” Ramsey and explore haunting biomes, face unforgiving combat, and unravel a deep-sea curse in search of your lost crew, the Angry Mermaids.
Why similar: Action 76.5%, Singleplayer 23.5%
- #48 EVERSPACE™ 2
67% matchVery Positive86% of 12,733 reviews2023
Dev: ROCKFISH Games
Windows · Mac
Median: 7.6 hrsMean: 28.9 hrs≥1hr: 88%
EVERSPACE 2 is a fast-paced single-player spaceship shooter with exploration in space and on planets, tons of loot, RPG elements, mining, and crafting. Experience an exciting sci-fi story set in a vivid, handcrafted open world full of secrets, puzzles, and perils.
Why similar: Sci-fi 40.3%, Action 35.6%, Simulation 15.1%, Singleplayer 9.1%
- #49 Family Mysteries 2: Echoes of Tomorrow
70% matchMostly Positive73% of 198 reviews2020
Dev: Brave Giant LTDPub: Artifex Mundi
Windows · Mac · Linux
Median: 3.7 hrsMean: 4.5 hrs≥1hr: 93%
Framed scientist travels through time to save his beloved wife and reveal kidnapper's identity. Find hidden objects in the post-apocalyptic world, solve cyberpunk puzzles and embrace the future full of adventures!
Why similar: Cyberpunk 66.7%, Sci-fi 30.7%, Singleplayer 2.6%
- #50 Feral Blue
71% matchMixed52% of 244 reviews2019
Dev: Snowbird Games
Windows
The old world has drowned after the Second Flood. Now, only few survivors are fighting for the new gold - clean water, wood and soil. Become a ship's captain, keep your crew alive and create your sea empire!
Why similar: Action 93.6%, Singleplayer 6.4%
- #51 SPACE ACCIDENT
67% matchMostly Positive77% of 295 reviews2022
Dev: Whale Rock Games
Windows
Your hero is Andy Freeman, a technical engineer of the Zeus-M700 spacecraft, sent on an expedition to the satellite of Jupiter to colonize it. However, what is conceived does not always go according to plan…
Why similar: Cyberpunk 45.7%, Simulation 24.7%, Sci-fi 24.1%, Singleplayer 5.5%
- #52 Xenus 2. White gold.
68% matchMostly Positive73% of 360 reviews2016
Dev: Deep ShadowsPub: GFI
Windows
Median: 54 minMean: 11.3 hrs≥1hr: 48%
Caribbean islands; islands full of secrets, mystery and the spirit of romance. These islands are both beautiful and lethally dangerous. Centuries ago the waters of this region were teeming with pirates and adventurers... and frankly, not much has changed since then.
Why similar: Action 93.4%, Singleplayer 6.6%
- #53 Timeloop: Sink Again Beach
65% matchVery Positive91% of 362 reviews2022
Dev: Fang's Lab
Windows
A non-linear first-person action adventure in a pirate setting. A single player time travel simulation game. Unusual gaming experience.Moving in space and time, the player must understand what is happening on the island and how the main character can move away from there.
Why similar: Sci-fi 100%
- #54 Terminal Velocity™: Boosted Edition
66% matchVery Positive80% of 71 reviews2023
Dev: Terminal RealityPub: Ziggurat
Windows
In the far future, armadas from surrounding systems have suddenly waged war on Earth. You are a pilot from the Ares Squadron, flying the fastest, most dangerous crafts ever made. You're outgunned, outmanned, and strapped into a flying coffin.
Why similar: Sci-fi 43.3%, Action 38.8%, Simulation 9.2%, Singleplayer 8.7%
- #55 In Other Waters
65% matchVery Positive87% of 2,499 reviews2020
Dev: Jump Over The AgePub: Fellow Traveller
Windows · Mac
Median: 48 minMean: 4.5 hrs≥1hr: 44%
Play as an Artificial Intelligence guiding a stranded xenobiologist through a beautiful and mysterious alien ocean. A non-violent sci-fi story, enter a world of wonder, fear and vulnerability, unraveling the history and ecology of an impossible planet. What will you discover together?
Why similar: Underwater 85.8% ★, Sci-fi 9.9%, Singleplayer 4.3%
