Games like Subnautica on Steam
For those who prefer not to search, lists of the most played, top deals and best free games like Subnautica are available at the bottom of the page.
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Don't Starve Together
Fight, Farm, Build and Explore Together in the standalone multiplayer expansion to the uncompromising wilderness survival game, Don't Starve.
The Lord of the Rings: Return to Moria™
The only survival crafting game set in the Fourth Age of Middle-earth™. Embark on an epic journey to reclaim the Dwarven homeland of Moria, and explore, craft, and build in procedurally generated worlds. Play as a solo adventurer, or join friends in co-op gameplay for up to 8 players.
The Survivalists
A living world full of surprises, secrets and danger awaits in The Survivalists, an adventure-filled survival sandbox set in The Escapists universe. Explore, build, craft and even train monkeys with up to three friends in a desperate bid to survive. Have you got what it takes to be a Survivalist?
Fade to Silence
Fade to Silence is a single-player and co-op survival adventure set in a post-apocalyptic world that is frozen in an eternal winter. Snow and ice have shaped a merciless landscape. Nature is corrupted. Monstrous creatures out of an Eldritch horror dream roam the frozen wasteland.
Niffelheim
Your avatar is a brave warrior who has fallen in battle. But instead of well-deserved peace in Asgard, his soul is trapped in the harsh world of Niffelheim. Survive in this hostile world, ransack the neighbor lands, explore dangerous dungeons and find your way to Valhalla
Survivalist
It's one year after the collapse of civilization and self-centered hedge fund manager Joe Wheeler emerges from his specially constructed bunker in search of food. This is a huge open-world RPG where you have the freedom to play how you want - but your choices have consequences.
The Long Dark
THE LONG DARK is a thoughtful, exploration-survival experience that challenges solo players to think for themselves as they explore an expansive frozen wilderness in the aftermath of a geomagnetic disaster. There are no zombies -- only you, the cold, and all the threats Mother Nature can muster.
Dead Rising 3 Apocalypse Edition
Explore the zombie-infested city of Los Perdidos, and find a way to escape before a military strike wipes the entire city, and everyone in it, off the map.
Dawn of Defiance
You are the Defier, subjected to a mythic plot across ruined isles. In this Greek myth-inspired survival craft, ascend from weak soldier to god-like anti-hero. Build impressive Greek structures, craft and upgrade your gear, and face down the trials of Gods with up to 3 friends.
Force of Nature 2: Ghost Keeper
Force of Nature 2: Ghost Keeper offers incredible adventures full of mystery, danger, exploration and magic. This game combines the genres of Survival, Sandbox, Action, Adventure, RPG, Strategy and Resource Management
Retreat To Enen
Base building simulator 1500 years in the future. Journey to the Island of Enen to forage, craft, build, hunt, meditate, and explore across three vast biomes. Discover secrets and create the retreat of your dreams. With over 160 unique items to gather, craft, and build, every home will be unique.
Dead Island: Riptide Definitive Edition
Welcome to the zombie apocalypse experience of a lifetime – more beautiful than ever. Caught in an epic zombie outbreak on the tropical island of Banoi, your only thought is: Survive!
Planet Explorers
Planet Explorers is an open world sandbox adventure RPG game set on a distant planet. The game uses a new OpenCL calculated voxel system to allow players to change the terrain in any way, create new objects such as weapons, vehicles, objects, and do it anywhere.
Above Snakes
Piece by piece, create your own world in this relaxing Wild West-inspired worldbuilder. Craft, farm, hunt, build your base, and explore.
Terminus: Zombie Survivors
Terminus: Zombie Survivors is a 2D turn-based survival roguelike set during a zombie apocalypse. Each journey is unique, and every decision can mean the difference between life and death. Can you brave hunger, cold, and the undead in order to reach the Terminus and find salvation?
ICARUS
ICARUS is a PvE survival game for up to eight players. Explore a savage wilderness in the aftermath of terraforming gone wrong. Survive the Open World, complete timed Missions or build your Outpost. Explore, build, craft and hunt while seeking your fortune and prospecting for exotic matter.
METAL GEAR SURVIVE
METAL GEAR SURVIVE builds upon MGSV’s stealth action gameplay with elements of exploration and survival creating a bold new experience. *An internet connection is required to play the game.
Subsistence
Subsistence is a sandbox, first person, solo or co-op, PvE open-world survival game. Struggle through changing seasons to build a base, develop technology and gear-up in the hostile environment. Defend yourself from wildlife, the elements and AI hunters (who also build bases in the world).
Creativerse
A sandbox adventure game as big as your imagination.
TerraTech Worlds
TerraTech Worlds is an open world, build-craft adventure game, set on an uncharted alien world. Play solo or with friends, explore your surroundings, craft unique vehicles, construct automated bases, and battle your way through hazards and enemies to harness the power of your environment
Chernobylite Complete Edition
Chernobylite is a science-fiction survival horror RPG. Set in the hyper-realistic, 3D-scanned wasteland of Chernobyl’s Exclusion Zone, explore a non-linear storyline in your search to uncover the truth of your tortured past.
Generation Zero®
Generation Zero is a stealth-action shooter where you wage guerilla warfare against lethal mechanical enemies. Explore a vast open world map inspired by the Swedish Cold War era, take part in the resistance alone or with up to three friends in seamless co-op.Most played games like Subnautica on Steam
Take a look at the top games like Subnautica that are currently attracting the largest player bases on the Steam platform, as of April 16th 2025.
1. Rust
Similarity 52% The only aim in Rust is to survive. Everything wants you to die - the island’s wildlife, other inhabitants, the environment, and other survivors. Do whatever it takes to last another night. Rust is a survival, crafting and multiplayer game developed and published by Facepunch Studios. Released on February 08th 2018 has received 1,210,131 reviews of which 1,055,970 were positive and 154,161 were negative resulting in a rating of 8.7 out of 10. The game has hit the top spot as the #1 most played game like Subnautica, thanks to its 79,179 peak concurrent players over the last day.
8.7
1,055,970
154,161
79,179
players
2. Terraria
Similarity 63% Dig, fight, explore, build! Nothing is impossible in this action-packed adventure game. Four Pack also available! Terraria is a open world survival craft, sandbox and survival game developed and published by Re-Logic. Released on May 16th 2011 has received 1,394,254 reviews of which 1,359,264 were positive and 34,990 were negative resulting in an impressive rating of 9.7 out of 10. While seeing 28,364 players online at once in the last 24 hours, this game is currently ranked #2 among games like Subnautica based on player count.
9.7
1,359,264
34,990
28,364
players
3. Valheim
Similarity 66% A brutal exploration and survival game for 1-10 players, set in a procedurally-generated purgatory inspired by viking culture. Battle, build, and conquer your way to a saga worthy of Odin’s patronage! Valheim is a open world survival craft, survival and online co-op game developed by Iron Gate AB and published by Coffee Stain Publishing. Released on February 02nd 2021 has received 494,961 reviews of which 467,117 were positive and 27,844 were negative resulting in an impressive rating of 9.4 out of 10. While seeing 18,374 players online at once in the last 24 hours, this game is currently ranked #3 among games like Subnautica based on player count.
9.4
467,117
27,844
18,374
players
4. Project Zomboid
Similarity 54% 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.. Project Zomboid is a survival, zombies and open world game developed and published by The Indie Stone. Released on November 08th 2013 has received 367,520 reviews of which 346,127 were positive and 21,393 were negative resulting in an impressive rating of 9.3 out of 10. With 18,071 concurrent players in the last 24 hours, the game currently holds the #4 spot among the most played games like Subnautica.
9.3
346,127
21,393
18,071
players
5. 7 Days to Die
Similarity 57% 7 Days to Die is an open-world game that is a unique combination of first-person shooter, survival horror, tower defense, and role-playing games. Play the definitive zombie survival sandbox RPG that came first. Navezgane awaits! 7 Days to Die is a survival, zombies and multiplayer game developed by The Fun Pimps and published by The Fun Pimps Entertainment LLC. Released on July 25th 2024 has received 366,213 reviews of which 324,486 were positive and 41,727 were negative resulting in a rating of 8.8 out of 10. With 18,059 concurrent players in the last 24 hours, the game currently holds the #5 spot among the most played games like Subnautica.
8.8
324,486
41,727
18,059
players
6. ARK: Survival Evolved
Similarity 68% Stranded on the shores of a mysterious island, you must learn to survive. Use your cunning to kill or tame the primeval creatures roaming the land, and encounter other players to survive, dominate... and escape! ARK: Survival Evolved is a open world survival craft, survival and multiplayer game developed by Studio Wildcard, Instinct Games, Efecto Studios and Virtual Basement LLC and published by Studio Wildcard and Snail Games USA. Released on August 27th 2017 has received 724,811 reviews of which 607,154 were positive and 117,657 were negative resulting in a rating of 8.3 out of 10. With 16,339 concurrent players in the last 24 hours, the game currently holds the #6 spot among the most played games like Subnautica.
8.3
607,154
117,657
16,339
players
7. Satisfactory
Similarity 74% Satisfactory is a first-person open-world factory building game with a dash of exploration and combat. Play alone or with friends, explore an alien planet, create multi-story factories, and enter conveyor belt heaven! Satisfactory is a base-building, automation and open world game developed by Coffee Stain Studios and published by Coffee Stain Publishing. Released on September 10th 2024 has received 228,332 reviews of which 221,780 were positive and 6,552 were negative resulting in an impressive rating of 9.6 out of 10. With 15,164 concurrent players in the last 24 hours, the game currently holds the #7 spot among the most played games like Subnautica.
9.6
221,780
6,552
15,164
players
8. Once Human
Similarity 51% Once Human is a multiplayer open-world survival game set in a strange, post-apocalyptic future. Unite with friends to fight monstrous enemies, uncover secret plots, compete for resources, and build your own territory. Once, you were merely human. Now, you have the power to remake the world. Once Human is a multiplayer, free to play and open world survival craft game developed and published by Starry Studio. Released on July 09th 2024 has received 124,888 reviews of which 92,215 were positive and 32,673 were negative resulting in a rating of 7.3 out of 10. With 14,237 concurrent players in the last 24 hours, the game currently holds the #8 spot among the most played games like Subnautica.
7.3
92,215
32,673
14,237
players
9. Metro 2033 Redux
Similarity 51% In 2013 the world was devastated by an apocalyptic event, annihilating almost all mankind and turning the Earth's surface into a poisonous wasteland. A handful of survivors took refuge in the depths of the Moscow underground, and human civilization entered a new Dark Age. The year is 2033. Metro 2033 Redux is a post-apocalyptic, fps and atmospheric game developed by 4A Games and published by Deep Silver. Released on August 27th 2014 has received 93,304 reviews of which 84,551 were positive and 8,753 were negative resulting in a rating of 8.9 out of 10. With 13,485 concurrent players in the last 24 hours, the game currently holds the #9 spot among the most played games like Subnautica.
8.9
84,551
8,753
13,485
players
10. Fallout 4
Similarity 51% Bethesda Game Studios, the award-winning creators of Fallout 3 and The Elder Scrolls V: Skyrim, welcome you to the world of Fallout 4 – their most ambitious game ever, and the next generation of open-world gaming. Fallout 4 is a open world, post-apocalyptic and singleplayer game developed by Bethesda Game Studios and published by Bethesda Softworks. Released on November 09th 2015 has received 389,458 reviews of which 323,460 were positive and 65,998 were negative resulting in a rating of 8.2 out of 10. With 13,485 concurrent players in the last 24 hours, the game currently holds the #10 spot among the most played games like Subnautica.
8.2
323,460
65,998
13,485
players
Best deals on games like Subnautica on Steam
Discover fantastic savings with the best discounts on a variety of games like Subnautica available on Steam right now, updated on April 16th 2025. Looking for even more deals? Use the search filters to explore a wider range of discounted games like Subnautica.
1. Metro 2033 Redux
Similarity 51% In 2013 the world was devastated by an apocalyptic event, annihilating almost all mankind and turning the Earth's surface into a poisonous wasteland. A handful of survivors took refuge in the depths of the Moscow underground, and human civilization entered a new Dark Age. The year is 2033. Metro 2033 Redux is a post-apocalyptic, fps and atmospheric game developed by 4A Games and published by Deep Silver. Released on August 27th 2014 has received 93,304 reviews of which 84,551 were positive and 8,753 were negative resulting in a rating of 8.9 out of 10.
8.9
84,551
8,753
-100%
2. Black Skylands
Similarity 53% Become the captain of an airship and explore the world of the skies, gather resources and build powerful weapons, uncover ancient secrets and fight beneath your ship's sails. Black Skylands is a pixel graphics, open world and sandbox game developed by Hungry Couch Games and published by tinyBuild. Released on August 15th 2023 has received 3,806 reviews of which 3,155 were positive and 651 were negative resulting in a rating of 8.0 out of 10. Thanks to its incredible 95% discount, this game is now the #2 best deal in games like Subnautica.
8.0
3,155
651
-95%
20.00€
1.00€
3. Loddlenaut
Similarity 62% Play as an interstellar custodian sent to clean up a polluted ocean planet. Pick up trash, explore the vibrant waters, and take care of axolotl-like alien creatures! Loddlenaut is a underwater, relaxing and open world game developed by Moon Lagoon and published by Secret Mode. Released on November 16th 2023 has received 4,075 reviews of which 3,998 were positive and 77 were negative resulting in an impressive rating of 9.4 out of 10. Thanks to its incredible 94% discount, this game is now the #3 best deal in games like Subnautica.
9.4
3,998
77
-94%
18.83€
1.13€
4. Deadfall Adventures
Similarity 54% Deadfall Adventures is an action-driven first-person shooter, spiced up with elements from action-adventure games. Become an adventurer, hunt for treasures, explore unknown regions of the world and rescue the damsel in distress from the clutches of enemies, both earthly and not-so-earthly. Deadfall Adventures is a adventure, action and fps game developed by The Farm 51 and published by THQ Nordic. Released on November 15th 2013 has received 2,512 reviews of which 1,853 were positive and 659 were negative resulting in a rating of 7.2 out of 10. Currently offered at a significant 94% discount, this title has earned the #4 position in the best deals for games like Subnautica.
7.2
1,853
659
-94%
21.50€
1.29€
5. Metro 2033 Redux
Similarity 51% In 2013 the world was devastated by an apocalyptic event, annihilating almost all mankind and turning the Earth's surface into a poisonous wasteland. A handful of survivors took refuge in the depths of the Moscow underground, and human civilization entered a new Dark Age. The year is 2033. Metro 2033 Redux is a game developed and published by . Released on August 27th 2014 has received 93,304 reviews of which 84,551 were positive and 8,753 were negative resulting in a rating of 8.9 out of 10.
8.9
84,551
8,753
-100%
6. Metro: Last Light Redux
Similarity 55% It is the year 2034. Beneath the ruins of post-apocalyptic Moscow, in the tunnels of the Metro, the remnants of mankind are besieged by deadly threats from outside – and within. Mutants stalk the catacombs beneath the desolate surface, and hunt amidst the poisoned skies above. Metro: Last Light Redux is a post-apocalyptic, fps and atmospheric game developed by 4A Games and published by Deep Silver. Released on August 27th 2014 has received 68,869 reviews of which 62,362 were positive and 6,507 were negative resulting in a rating of 8.9 out of 10. Currently offered at a significant 92% discount, this title has earned the #6 position in the best deals for games like Subnautica.
8.9
62,362
6,507
-92%
19.75€
1.58€
7. Conan Exiles
Similarity 60% An online multiplayer survival game, now with sorcery, set in the lands of Conan the Barbarian. Survive in a vast open world sandbox, build your home into a kingdom, and dominate your enemies in single or multiplayer. Conan Exiles is a survival and open world game developed and published by Funcom. Released on May 08th 2018 has received 106,283 reviews of which 83,576 were positive and 22,707 were negative resulting in a rating of 7.8 out of 10. Currently offered at a significant 91% discount, this title has earned the #7 position in the best deals for games like Subnautica.
7.8
83,576
22,707
-91%
41.89€
3.77€
8. TerraTech
Similarity 60% TerraTech is an open-world, sandbox adventure game, where you design and build your own creations through a mix of crafting, combat and discovery. Design vehicles from a huge library of blocks. Scavenge, craft and buy new parts to survive and become the ultimate planetary prospector. TerraTech is a building, sandbox and open world game developed and published by Payload Studios. Released on August 10th 2018 has received 23,221 reviews of which 21,196 were positive and 2,025 were negative resulting in a rating of 8.9 out of 10. Currently offered at a significant 90% discount, this title has earned the #8 position in the best deals for games like Subnautica.
8.9
21,196
2,025
-90%
24.20€
2.42€
9. FOREWARNED
Similarity 51% FOREWARNED is a 1-4 player co-op survival horror. Delve deep into ancient Egyptian ruins with your team of fellow archaeologists. Investigate phenomena, collect treasure, discover lore, survive danger, and banish the evil that lurks within. FOREWARNED is a horror, online co-op and survival horror game developed and published by Dreambyte Games. Released on April 25th 2024 has received 6,372 reviews of which 5,793 were positive and 579 were negative resulting in a rating of 8.8 out of 10. Currently offered at a significant 90% discount, this title has earned the #9 position in the best deals for games like Subnautica.
8.8
5,793
579
-90%
11.30€
1.13€
10. Dead Island: Riptide Definitive Edition
Similarity 64% Welcome to the zombie apocalypse experience of a lifetime – more beautiful than ever. Caught in an epic zombie outbreak on the tropical island of Banoi, your only thought is: Survive! Dead Island: Riptide Definitive Edition is a zombies, co-op and multiplayer game developed by Techland and published by Deep Silver. Released on May 31st 2016 has received 11,465 reviews of which 8,190 were positive and 3,275 were negative resulting in a rating of 7.0 out of 10. Currently offered at a significant 90% discount, this title has earned the #10 position in the best deals for games like Subnautica.
7.0
8,190
3,275
-90%
20.60€
2.06€
Free games like Subnautica on Steam
Check out this fantastic list of free-to-play games like Subnautica you can enjoy on Steam right now, updated on April 16th 2025. Looking for even more free titles? Use the search filters to explore a wider range of free to play games like Subnautica.
1. Once Human
Similarity 51% Once Human is a multiplayer open-world survival game set in a strange, post-apocalyptic future. Unite with friends to fight monstrous enemies, uncover secret plots, compete for resources, and build your own territory. Once, you were merely human. Now, you have the power to remake the world. Once Human is a multiplayer, free to play and open world survival craft game developed and published by Starry Studio. Released on July 09th 2024 has received 124,888 reviews of which 92,215 were positive and 32,673 were negative resulting in a rating of 7.3 out of 10. With 14,237 active players enjoying it for free, this strategy game has reached the #1 spot among the top free games like Subnautica.
7.3
92,215
32,673
14,237
players
2. Metro 2033 Redux
Similarity 51% In 2013 the world was devastated by an apocalyptic event, annihilating almost all mankind and turning the Earth's surface into a poisonous wasteland. A handful of survivors took refuge in the depths of the Moscow underground, and human civilization entered a new Dark Age. The year is 2033. Metro 2033 Redux is a post-apocalyptic, fps and atmospheric game developed by 4A Games and published by Deep Silver. Released on August 27th 2014 has received 93,304 reviews of which 84,551 were positive and 8,753 were negative resulting in a rating of 8.9 out of 10. Thanks to its free to play tag and a daily player base of 13,485, this game has secured the #2 spot in the ranking of free games like Subnautica.
8.9
84,551
8,753
13,485
players
3. Unturned
Similarity 51% You're a survivor in the zombie infested ruins of society, and must work with your friends and forge alliances to remain among the living. Unturned is a free to play, survival and zombies game developed and published by Smartly Dressed Games. Released on July 07th 2017 has received 553,929 reviews of which 505,358 were positive and 48,571 were negative resulting in an impressive rating of 9.1 out of 10. Thanks to its free to play tag and a daily player base of 8,948, this game has secured the #3 spot in the ranking of free games like Subnautica.
9.1
505,358
48,571
8,948
players
4. Will To Live Online
Similarity 53% Will To Live is a MMORPG-shooter whose action takes place in a severe post-apocalyptic world. Explore the world, engage in fights with mutants and other survivors, join the clans in the struggle for existence and prove your right to Live. Will To Live Online is a survival, free to play and multiplayer game developed and published by AlphaSoft LLC. Released on April 05th 2018 has received 17,454 reviews of which 12,204 were positive and 5,250 were negative resulting in a rating of 6.9 out of 10. Attracting a solid base of 294 players due to its free access, this strategy game has achieved the #4 position in the best free games like Subnautica.
6.9
12,204
5,250
294
players
5. Walking Zombie 2
Similarity 51% Zombie singleplayer shooter in modern polygon graphics with rich RPG elements. Walking Zombie 2 is a fps, zombies and open world survival craft game developed and published by Alda Games. Released on October 11th 2019 has received 12,374 reviews of which 10,861 were positive and 1,513 were negative resulting in a rating of 8.6 out of 10. The game currently holds the #5 spot among the most played free games like Subnautica.
8.6
10,861
1,513
77
players
6. Ylands
Similarity 57% Adventure awaits you and your friends in the world of Ylands! Gather resources, craft tools, construct anything and everything, and explore the lands! Build a ship and set sail, encountering mythical animals, a wide variety of sea-life, enemies of all kinds and much more! Ylands is a adventure, multiplayer and free to play game developed and published by Bohemia Interactive. Released on December 05th 2019 has received 7,971 reviews of which 5,021 were positive and 2,950 were negative resulting in a rating of 6.2 out of 10. The game currently holds the #6 spot among the most played free games like Subnautica.
6.2
5,021
2,950
74
players
7. SCP: Labrat
Similarity 53% You are a test subject in the underground SCP research facility. When a containment breach occurs, you must find your way out. Escape the SCPs, discover anomalous objects, and collect valuable resources along the way. SCP: Labrat is a horror, multiplayer and vr game developed and published by Bezbro Games. Released on December 24th 2022 has received 3,936 reviews of which 3,242 were positive and 694 were negative resulting in a rating of 8.0 out of 10. The game currently holds the #7 spot among the most played free games like Subnautica.
8.0
3,242
694
28
players
8. Cubic Castles
Similarity 53% Your blocks, your castle, your world! Build anything you can dream up and explore with other players! Cubic Castles is a mini-MMO that combines the best of block-building and 3D platform action! Create fantastic parkour challenges, explore worlds made by other players, or even make friend! Cubic Castles is a free to play, open world survival craft and building game developed and published by Cosmic Cow LLC. Released on August 13th 2014 has received 4,276 reviews of which 3,171 were positive and 1,105 were negative resulting in a rating of 7.2 out of 10. The game currently holds the #8 spot among the most played free games like Subnautica.
7.2
3,171
1,105
12
players
9. CHKN
Similarity 65% Behold, the miracle of life… packed into cubes! Create fantastic creatures in an open-world sandbox game like no other. Explore, craft, and survive—all with the help of your very own creations. CHKN is a sandbox, adventure and open world game developed and published by Katapult. Released on April 01st 2016 has received 1,634 reviews of which 1,302 were positive and 332 were negative resulting in a rating of 7.7 out of 10. The game currently holds the #9 spot among the most played free games like Subnautica.
7.7
1,302
332
7
players
10. Blameless
Similarity 51% Blameless is a mysterious first-person adventure with primary focus on puzzle solving and short story. The player will appear in a role of an architect trying to investigate strange happenings, after discovering evidence of an act of violence. Blameless is a free to play, horror and multiplayer game developed by Vaclav Hudec and published by Blameless Games. Released on October 13th 2016 has received 4,947 reviews of which 4,160 were positive and 787 were negative resulting in a rating of 8.2 out of 10. The game currently holds the #10 spot among the most played free games like Subnautica.
8.2
4,160
787
4
players