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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Saleblazers
How long can you survive on a hostile island as a humble shopkeeper? Live off the land, build a cozy shop, and defend against nightly horrors in this open world survival shop simulator for 1-8 players.
Witch Hunt
Witch Hunt is a challenging horror themed hunting game that takes place in the 18th century. Main focus of the game is on exploration, non-linearity, and atmosphere.
Rem Survival
Tackle starvation, dehydration, thermal conditions, radiation poisoning, and toxic gas inhalation while trying to keep your sanity intact. Shack up, cook some chicken, and make friends or enemies as you discover, explore, learn, build, and develop your skills needed for a true survival experience.
Dead Island Definitive Edition
Welcome to the zombie apocalypse experience of a lifetime – and now more beautiful than ever. Caught in the midst of an epic zombie outbreak on the tropical island of Banoi, your only thought is: Survive!
Interstellar Rift
Interstellar Rift is an open world starship simulator with an emphasis on ship construction and multi-player interaction. Survive in a hostile galaxy with your own custom designed and constructed starship. Invite other players to join your crew or fight them across the galaxy!
Shadows Peak
Shadows Peak is an atmospheric, open-world horror game focused on exploration that doesn't hold your hand. You play as a writer who has decided to visit a mysterious place called Shadows Peak to gather materials for a new book about legends.
Omega Crafter
Adventure in a vast open-world survival craft game with your programmable sidekick Grammi! Program the Grammi to collect materials, build your town, craft weapons and armor to challenge strong enemies! Play alone or with friends online!
REQUISITION VR
REQUISITION VR is a first physics-based co-op game where you can use duct tape to link any objects together to create a unique weapon. You can experiment with crafting, connecting any unthinkable combinations: a katana + a circular saw, or an axe + a ball. Inspired by Dead Rising & Walking Dead: S&S
Skinwalker Hunt
Skinwalker Hunt is a horror themed hunting game from the creator of Witch Hunt. Main focus of the game is on exploration, non-linear gameplay, and atmosphere.
Deadside
An Open World Survival Shooter blending hardcore PVP and PVE action. Secure precious loot in safe zones or build your own fortress in the wild. With intense gunfights, stunning visuals, and performance smooth enough for any system, the challenge awaits!
Scrap Mechanic
Enter the creative paradise of Scrap Mechanic! Build fantastic machines, go on adventures with your friends and defend against waves of evil Farmbots in this imaginative multiplayer survival sandbox. With Scrap Mechanic’s powerful creation tools you can engineer your own adventures!
IfSunSets
「IfSunSets」 is a survival RPG adventure game. During the day, secure necessary supplies across the island, and survive the night against strong and terrifying monsters that track you down. You can utilize resources you've secured to build a base to fend off threatening monsters.
Bleak Faith: Forsaken
Explore the last remnants of civilization in this vast, unforgiving, and interconnected world. Learn what is left of its history. Discover pockets of natural life in the perpetually expanding Omnistructure. Lose yourself in a journey unlike any other. Find your purpose in the world.
My Little Blacksmith Shop
Craft weapons, armor and tools, manage resources and expand your workshop. Experience realistic physics-based forging, unlock new recipes and special orders, and interact with a medieval town's inhabitants as you work to become the greatest blacksmith in the land.
Transmissions: Element 120
TE120 is a short single player experience set in the Half-Life Universe featuring a gravity defying weapon that allows you to jump buildings and sustain large falls. The story takes place at a mysterious date & location. Where are you? Why have you been sent?
Kona
Northern Canada, 1970. A strange blizzard ravages Atamipek Lake. Step into the shoes of a detective to explore the eerie village, investigate surreal events, and battle the elements to survive. Kona is a chilly interactive tale you won't soon forget.
UnReal World
The cult classic open-ended wilderness survival roguelike RPG taking place in the ancient North. Throughout the years, UnReal World has been praised for its incredible depth, realism, atmosphere and immersion. Lose yourself in the most intricate, detailed and enchanting iron-age game world.
State of Decay: YOSE
Make your stand against the collapse of society in the ultimate zombie survival-fantasy game. Explore an open world full of dangers and opportunities that respond to your every decision. Recruit a community of playable survivors, each with their own unique skills and talents.
Deadfall Adventures
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.
Project Zomboid
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..
BattleRush
Free-to-play multiplayer action game in the entourage of the Second World War with total destructibility of the environment. Enjoy full freedom, build a defense, create your army, crush the enemy.
Will To Live Online
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.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 19th 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 114,699 peak concurrent players over the last day.
8.7
1,055,970
154,161
114,699
players
2. RuneScape: Dragonwilds
Similarity 60% On RuneScape’s forgotten continent of Ashenfall, dragons have awoken. Gather, build, skill and craft to survive in this co-operative (1-4) survival crafting game. Only by mastering survival and uncovering ancient secrets can they hope to slay the Dragon Queen—alone or with allies. RuneScape: Dragonwilds is a early access, survival and multiplayer game developed and published by Jagex Ltd. Released on April 15th 2025 has received 4,514 reviews of which 3,711 were positive and 803 were negative resulting in a rating of 8.0 out of 10. While seeing 47,839 players online at once in the last 24 hours, this game is currently ranked #2 among games like Subnautica based on player count.
8.0
3,711
803
47,839
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 25,592 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
25,592
players
4. 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. With 24,884 concurrent players in the last 24 hours, the game currently holds the #4 spot among the most played games like Subnautica.
9.7
1,359,264
34,990
24,884
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 366,841 reviews of which 325,023 were positive and 41,818 were negative resulting in a rating of 8.8 out of 10. With 24,015 concurrent players in the last 24 hours, the game currently holds the #5 spot among the most played games like Subnautica.
8.8
325,023
41,818
24,015
players
6. 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 22,451 concurrent players in the last 24 hours, the game currently holds the #6 spot among the most played games like Subnautica.
9.3
346,127
21,393
22,451
players
7. 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 22,313 concurrent players in the last 24 hours, the game currently holds the #7 spot among the most played games like Subnautica.
8.3
607,154
117,657
22,313
players
8. 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 19,872 concurrent players in the last 24 hours, the game currently holds the #8 spot among the most played games like Subnautica.
9.6
221,780
6,552
19,872
players
9. 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 16,245 concurrent players in the last 24 hours, the game currently holds the #9 spot among the most played games like Subnautica.
7.3
92,215
32,673
16,245
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 389,914 reviews of which 323,883 were positive and 66,031 were negative resulting in a rating of 8.2 out of 10. With 15,701 concurrent players in the last 24 hours, the game currently holds the #10 spot among the most played games like Subnautica.
8.2
323,883
66,031
15,701
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 19th 2025. Looking for even more deals? Use the search filters to explore a wider range of discounted games like Subnautica.
1. 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. Featuring a massive 95% discount, this game currently holds the #1 spot in the best deals for games like Subnautica.
8.0
3,155
651
-95%
20.00€
1.00€
2. The Wild Eight
Similarity 66% 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. The Wild Eight is a survival, open world survival craft and multiplayer game developed by Eight Points and published by HypeTrain Digital. Released on October 03rd 2019 has received 7,874 reviews of which 5,396 were positive and 2,478 were negative resulting in a rating of 6.7 out of 10. Thanks to its incredible 95% discount, this game is now the #2 best deal in games like Subnautica.
6.7
5,396
2,478
-95%
23.40€
1.17€
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. Starsand
Similarity 70% Starsand is a mystic survival game set among the dunes of an arcane desert. An open-world full of danger, vast environments and mysterious happenings await you! Explore, hunt, craft, build – and SURVIVE. Starsand is a open world survival craft, survival and open world game developed by Tunnel Vision Studio and published by Toplitz Productions. Released on November 17th 2022 has received 1,136 reviews of which 763 were positive and 373 were negative resulting in a rating of 6.5 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.
6.5
763
373
-94%
16.67€
1.00€
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 post-apocalyptic, fps and atmospheric game developed by 4A Games and published by Deep Silver. Released on August 27th 2014 has received 96,266 reviews of which 87,371 were positive and 8,895 were negative resulting in a rating of 9.0 out of 10. Currently offered at a significant 92% discount, this title has earned the #5 position in the best deals for games like Subnautica.
9.0
87,371
8,895
-92%
18.75€
1.50€
6. 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 92% discount, this title has earned the #6 position in the best deals for games like Subnautica.
8.9
21,196
2,025
-92%
25.75€
2.06€
7. 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 68,992 reviews of which 62,486 were positive and 6,506 were negative resulting in a rating of 8.9 out of 10. Currently offered at a significant 92% discount, this title has earned the #7 position in the best deals for games like Subnautica.
8.9
62,486
6,506
-92%
19.75€
1.58€
8. 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 #8 position in the best deals for games like Subnautica.
7.8
83,576
22,707
-91%
41.89€
3.77€
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 19th 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 16,245 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
16,245
players
2. 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 15,006, this game has secured the #2 spot in the ranking of free games like Subnautica.
9.1
505,358
48,571
15,006
players
3. 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. Thanks to its free to play tag and a daily player base of 392, this game has secured the #3 spot in the ranking of free games like Subnautica.
6.9
12,204
5,250
392
players
4. 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 #4 spot among the most played free games like Subnautica.
6.2
5,021
2,950
96
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
68
players
6. 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 #6 spot among the most played free games like Subnautica.
8.0
3,242
694
45
players
7. BABBDI
Similarity 50% Find your way out of BABBDI. A short, first person exploration experience. BABBDI is a exploration, atmospheric and walking simulator game developed by Sirius Lemaitre and Leonard Lemaitre and published by Lemaitre Bros. Released on December 22nd 2022 has received 6,212 reviews of which 6,073 were positive and 139 were negative resulting in an impressive rating of 9.4 out of 10. The game currently holds the #7 spot among the most played free games like Subnautica.
9.4
6,073
139
16
players
8. 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 #8 spot among the most played free games like Subnautica.
7.7
1,302
332
12
players
9. 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 4,278 reviews of which 3,173 were positive and 1,105 were negative resulting in a rating of 7.2 out of 10. The game currently holds the #9 spot among the most played free games like Subnautica.
7.2
3,173
1,105
11
players
10. Eden Rising
Similarity 58% Brace yourself for a brand new action-packed Open World. Explore a huge world to gather materials for gear and defenses. Use everything at your disposal to defend your bases and defeat hordes of hostile monsters. Play solo or up to 8-player online! Eden Rising is a adventure, open world and multiplayer game developed by Meridian4 and The Wall Productions Inc. and published by The Wall Productions Inc.. Released on May 17th 2019 has received 1,444 reviews of which 934 were positive and 510 were negative resulting in a rating of 6.3 out of 10. The game currently holds the #10 spot among the most played free games like Subnautica.
6.3
934
510
7
players