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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Subnautica: Below Zero
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.
Breathedge
Survive in outer space! Together with your immortal chicken, discover the truth behind your sudden spaceship crash. Craft tools, pilot vehicles, and even control space stations to survive and explore the wreckage.
Green Hell
Plunge into the open-world survival simulation set in the extreme conditions of the uncharted Amazon jungle. Use real-life survival techniques to craft, hunt, fight, and gather resources, set a makeshift shelter, or raise a fortress. Survive alone or team up with your friends and challenge the jungle together.
Forever Skies
A first-person survival game set on a post-apocalyptic, ecologically ruined Earth. Play solo or with up to 3 friends as you build, upgrade, and fly a high-tech airship. Scavenge resources, craft tools, and face dangers on the surface as you hunt for a cure to save humanity.
The Forest
As the lone survivor of a passenger jet crash, you find yourself in a mysterious forest battling to stay alive against a society of cannibalistic mutants. Build, explore, survive in this terrifying first person survival horror simulator.
Voidtrain
Become a crew member of an Interdimensional Express Train! Discover a new world full of mysterious creatures, enemies and places. Upgrade and customize your train, gather new materials and build better weapons. Play solo or online сo-op with up to 4 people.
Survival: Fountain of Youth
Survival: Fountain of Youth is a challenging single-player open-world adventure game set on the Caribbean islands. Survive as a shipwrecked 16th-century explorer, craft tools and shelter, and uncover the secrets of both an ancient civilization and your own fate.
No Man's Sky
No Man's Sky is a game about exploration and survival in an infinite procedurally generated universe.
ASTRONEER
Interact with strange new worlds in a unique and tactile way, molding the environment itself as if it were clay in your hands. Build your base, master resource management, automate your production lines, and more as you unravel the mysteries of the universe, alone or with friends.
The Infected
The Infected is a survival crafting game set in an open world sandbox. Build your base defend and protect yourself from wildlife and infected Vambies. (Hybrid Vampire-Zombie)
Winter Survival
Dive into the ultimate winter survival experience and see if you can survive long enough for rescue to arrive. Experience our unique sanity system that takes survival to the next level.
Smalland: Survive the Wilds
Experience a big adventure on a tiny scale! Enjoy multiplayer survival in a vast, hazardous world. Preparation is key when you're this small & at the bottom of the food chain. Craft weapons & armour, tame & ride creatures, build encampments & explore a strange new land.
Crashlands
Fight and tame alien beasts, craft resources into menacing weaponry, befriend the outlandish locals, and go toe-to-chin with a world-domineering maniac.
Don't Starve
Don’t Starve is an uncompromising wilderness survival game full of science and magic. Enter a strange and unexplored world full of strange creatures, dangers, and surprises. Gather resources to craft items and structures that match your survival style.
Sunkenland
Get ready for a Waterworld-themed survival game with modular base building, sunken city scavenging, crafting, base defense, and invasions of NPC clans for resources and territory. Ready for the water apocalypse?
Necesse
Build, quest, and conquer across an infinite procedurally generated world. Play alone or with friends as you establish a settlement and explore deep dungeons, fight monsters and bosses, mine rare ores, craft magical equipment, recruit specialists for your colony, and more!
Salt
Salt is an open world exploration game where you sail from island to island looking for loot and new discoveries! Relax and explore at your own pace, picking a direction and setting sail across a vast ocean filled with quests, merchants, ruins, pirates, and other mysterious places.
Mars: War Logs
An Intense Cyberpunk Rpg On the Red Planet! Mars War Logs takes you to Mars, nearly a century after the cataclysm that threw the planet and its colonists into chaos. Water has become the most precious resource on the arid red planet, with a few companies fighting a perpetual war for its control.
Astrometica
Astrometica is a space exploration and base-building survival game. After a catastrophic event, explore vast space, gather resources, build bases, and uncover cosmic mysteries. Use advanced technology, craft tools, and discover new blueprints to survive and thrive in the unknown.
The Wild Eight
The Wild Eight is an intense survival action-adventure set in the frozen wilderness of Alaska. Team up with friends in online co-op or go solo, explore the mysterious land, craft weapons and fight to live another day.
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?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