Games like Subnautica: Below Zero on Steam

For those who prefer not to search, lists of the most played, top deals and best free games like Subnautica: Below Zero are available at the bottom of the page.

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Subnautica

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.

Similarity 99%
Price 29.99€
Rating 9.6
Release 23 Jan 2018

Miasmata

Miasmata is a first-person survival/adventure game, developed from the ground-up by brothers Joe and Bob Johnson. You play as Robert Hughes, a plague-stricken scientist on a journey to discover a cure. Your adventure begins on the shores of a remote and mysterious island.

Similarity 80%
Price 14.99€
Rating 7.4
Release 28 Nov 2012

Stranded Deep

Take the role of a plane crash survivor stranded somewhere in the Pacific Ocean. Come face to face with some of the most life threatening scenarios that will result in a different experience each time you play. Scavenge. Discover. Survive.

Similarity 77%
Price 15.99€
Rating 7.4
Release 10 Aug 2022

Project Castaway

Project Castaway is a survival crafting title set in the Pacific Ocean. Live the life of a stranded castaway, with only yourself - and the island's inhabitants - for company! Sail the ocean, hunt, explore unique islands and gather resources as you fight for survival.

Similarity 76%
Price 19.50€
Rating 6.8
Release 23 Sep 2024

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.

Similarity 75%
Price -75% 6.24€
Rating 8.1
Release 25 Feb 2021

Raft

Raft™ throws you and your friends into an epic oceanic adventure! Alone or together, players battle to survive a perilous voyage across a vast sea! Gather debris, scavenge reefs and build your own floating home, but be wary of the man-eating sharks!

Similarity 75%
Price 19.99€
Rating 9.2
Release 20 Jun 2022

Grounded

The world is a vast, beautiful and dangerous place – especially when you have been shrunk to the size of an ant. Can you thrive alongside the hordes of giant insects, fighting to survive the perils of the backyard?

Similarity 75%
Price 39.99€
Rating 8.8
Release 27 Sep 2022

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.

Similarity 74%
Price -30% 20.99€
Rating 7.3
Release 09 May 2023

Satisfactory

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!

Similarity 74%
Price 38.99€
Rating 9.6
Release 10 Sep 2024

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.

Similarity 74%
Price -3% 16.29€
Rating 9.5
Release 30 Apr 2018

Mist Survival

MIST SURVIVAL is a Single-player, survival stealth sandbox game Players will experience the Apocalypse stimulation in the form of virus pandemic, the players have to deal with it to survive through the difficulties such as finding shelter and food, threats from the environment and climate: wild animals, bandits, infected, and dense mist t

Similarity 73%
Price 8.99€
Rating 7.6
Release 14 Aug 2018

Arctico

Explore Arctico with your dog sled, kayak, and parachute! Build and customize your base camp, gather resources and samples, set up labs, and take good care of your dogs in this peaceful island.

Similarity 72%
Price 9.99€
Rating 7.0
Release 15 Feb 2022

Road to Eden

Road to Eden is a third-person multiplayer survival coop game, set within the post-apocalyptic ruins of a world destroyed by an alien invasion. You wake up at the side of the road with no memory and must team up with other survivors to make the long and dangerous journey to Eden.

Similarity 72%
Price 16.79€
Rating 6.2
Release 28 Feb 2019

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.

Similarity 72%
Price -73% 5.73€
Rating 8.5
Release 05 Sep 2019

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.

Similarity 72%
Price -50% 7.39€
Rating 8.7
Release 21 Jan 2016

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.

Similarity 72%
Price -75% 2.04€
Rating 9.5
Release 23 Apr 2013

Among Trees

Escape to an enchanting, living sandbox surrounded by wildlife and nature. Scavenge materials and craft tools to turn your small cabin into a warm, well-supplied home. Survive by fishing, cooking and growing your own food. Be careful though, the forest is as dangerous as it is wonderful.

Similarity 71%
Price 14.99€
Rating 6.7
Release 10 Nov 2021

Solace Crafting

Embark on an adventure set in a fantasy survival RPG. Visit a borderless, open world where you manage resources to construct your base and new types of equipment to support your conquest.

Similarity 71%
Price 14.79€
Rating 7.1
Release 01 Aug 2022

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.

Similarity 71%
Price -74% 7.90€
Rating 9.1
Release 05 Feb 2019

No Man's Sky

No Man's Sky is a game about exploration and survival in an infinite procedurally generated universe.

Similarity 71%
Price -71% 16.91€
Rating 8.2
Release 12 Aug 2016

Captain Bones : A Pirate's Journey

Captain Bones is an action-adventure game set in an open pirate world. You must have survival skills to make ship battles and treasure hunts with your crew.

Similarity 70%
Price 16.79€
Rating 8.0
Release 27 Jul 2022

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.

Similarity 70%
Price -25% 20.99€
Rating 8.3
Release 21 May 2024

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.

Similarity 70%
Price -35% 12.58€
Rating 8.4
Release 10 Dec 2024

Sons Of The Forest

Sent to find a missing billionaire on a remote island, you find yourself in a cannibal-infested hellscape. Craft, build, and struggle to survive, alone or with friends, in this terrifying new open-world survival horror simulator.

Similarity 70%
Price 28.99€
Rating 8.7
Release 22 Feb 2024

Most played games like Subnautica: Below Zero on Steam

Take a look at the top games like Subnautica: Below Zero that are currently attracting the largest player bases on the Steam platform, as of April 15th 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: Below Zero, thanks to its 158,276 peak concurrent players over the last day.
8.7
1,055,970
154,161

158,276
players

2. Don't Starve Together

Similarity 68% Fight, Farm, Build and Explore Together in the standalone multiplayer expansion to the uncompromising wilderness survival game, Don't Starve. Don't Starve Together is a survival, open world survival craft and multiplayer game developed and published by Klei Entertainment. Released on April 21st 2016 has received 493,660 reviews of which 470,616 were positive and 23,044 were negative resulting in an impressive rating of 9.5 out of 10. While seeing 67,245 players online at once in the last 24 hours, this game is currently ranked #2 among games like Subnautica: Below Zero based on player count.
9.5
470,616
23,044

67,245
players

3. Terraria

Similarity 64% 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 49,797 players online at once in the last 24 hours, this game is currently ranked #3 among games like Subnautica: Below Zero based on player count.
9.7
1,359,264
34,990

49,797
players

4. Sons Of The Forest

Similarity 70% Sent to find a missing billionaire on a remote island, you find yourself in a cannibal-infested hellscape. Craft, build, and struggle to survive, alone or with friends, in this terrifying new open-world survival horror simulator. Sons Of The Forest is a survival, open world and multiplayer game developed by Endnight Games Ltd and published by Newnight . Released on February 22nd 2024 has received 248,117 reviews of which 217,551 were positive and 30,566 were negative resulting in a rating of 8.7 out of 10. With 37,536 concurrent players in the last 24 hours, the game currently holds the #4 spot among the most played games like Subnautica: Below Zero.
8.7
217,551
30,566

37,536
players

5. 7 Days to Die

Similarity 53% 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 37,431 concurrent players in the last 24 hours, the game currently holds the #5 spot among the most played games like Subnautica: Below Zero.
8.8
324,486
41,727

37,431
players

6. ARK: Survival Evolved

Similarity 70% 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 37,430 concurrent players in the last 24 hours, the game currently holds the #6 spot among the most played games like Subnautica: Below Zero.
8.3
607,154
117,657

37,430
players

7. Valheim

Similarity 70% 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. With 32,984 concurrent players in the last 24 hours, the game currently holds the #7 spot among the most played games like Subnautica: Below Zero.
9.4
467,117
27,844

32,984
players

8. Project Zomboid

Similarity 58% 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 29,262 concurrent players in the last 24 hours, the game currently holds the #8 spot among the most played games like Subnautica: Below Zero.
9.3
346,127
21,393

29,262
players

9. 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 227,499 reviews of which 220,958 were positive and 6,541 were negative resulting in an impressive rating of 9.6 out of 10. With 26,621 concurrent players in the last 24 hours, the game currently holds the #9 spot among the most played games like Subnautica: Below Zero.
9.6
220,958
6,541

26,621
players

10. SCUM

Similarity 56% Traverse punishing environments, looting, crafting and evading the constant threats to your life. The unprecedented levels of character customization and progression are your ultimate tools for survival. SCUM is a survival, open world survival craft and multiplayer game developed by Gamepires and published by Jagex Ltd. Released on August 29th 2018 has received 111,001 reviews of which 82,795 were positive and 28,206 were negative resulting in a rating of 7.4 out of 10. With 21,586 concurrent players in the last 24 hours, the game currently holds the #10 spot among the most played games like Subnautica: Below Zero.
7.4
82,795
28,206

21,586
players

Best deals on games like Subnautica: Below Zero on Steam

Discover fantastic savings with the best discounts on a variety of games like Subnautica: Below Zero available on Steam right now, updated on April 15th 2025. Looking for even more deals? Use the search filters to explore a wider range of discounted games like Subnautica: Below Zero.

1. Metro 2033 Redux

Similarity 53% 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. Outlast 2

Similarity 51% Outlast 2 introduces you to Sullivan Knoth and his followers, who left our wicked world behind to give birth to Temple Gate, a town, deep in the wilderness and hidden from civilization. Knoth and his flock are preparing for the tribulations of the end of times and you’re right in the thick of it. Outlast 2 is a horror, psychological horror and survival horror game developed and published by Red Barrels. Released on April 24th 2017 has received 54,959 reviews of which 50,192 were positive and 4,767 were negative resulting in a rating of 9.0 out of 10. Thanks to its incredible 96% discount, this game is now the #2 best deal in games like Subnautica: Below Zero.
9.0
50,192
4,767

-96% 32.50€ 1.30€

3. Black Skylands

Similarity 54% 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 #3 best deal in games like Subnautica: Below Zero.
8.0
3,155
651

-95% 20.00€ 1.00€

4. Loddlenaut

Similarity 57% 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. Currently offered at a significant 94% discount, this title has earned the #4 position in the best deals for games like Subnautica: Below Zero.
9.4
3,998
77

-94% 18.83€ 1.13€

5. Ad Infinitum

Similarity 53% When reality is a nightmare, nightmares become real. In this psychological horror game, you fight the terrifying creatures invading your mind. Can you save your sanity? Ad Infinitum is a horror, action and psychological horror game developed by Hekate and published by Nacon. Released on September 14th 2023 has received 854 reviews of which 688 were positive and 166 were negative resulting in a rating of 7.7 out of 10. Currently offered at a significant 94% discount, this title has earned the #5 position in the best deals for games like Subnautica: Below Zero.
7.7
688
166

-94% 35.50€ 2.13€

6. Deadfall Adventures

Similarity 60% 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 #6 position in the best deals for games like Subnautica: Below Zero.
7.2
1,853
659

-94% 21.50€ 1.29€

7. The Flame in the Flood

Similarity 50% A rogue-like river journey through the backwaters of a forgotten post-societal America. Forage, craft, evade predators. The Flame in the Flood is a survival, adventure and action roguelike game developed by The Molasses Flood and published by The Molasses Flood and Curve Games. Released on February 24th 2016 has received 7,140 reviews of which 5,423 were positive and 1,717 were negative resulting in a rating of 7.4 out of 10. Currently offered at a significant 93% discount, this title has earned the #7 position in the best deals for games like Subnautica: Below Zero.
7.4
5,423
1,717

-93% 15.14€ 1.06€

8. Life is Feudal: Forest Village

Similarity 50% LiF:Forest Village is a city builder with survival aspects in a realistic harsh medieval world. Shape, build and expand your settlement, grow various food to prevent your villagers from avitaminosis and starvation. Possess them for additional micromanagement or simply to wander around. Life is Feudal: Forest Village is a city builder, colony sim and strategy game developed by Mindillusion and published by Bitbox Ltd.. Released on May 26th 2017 has received 5,873 reviews of which 3,892 were positive and 1,981 were negative resulting in a rating of 6.5 out of 10. Currently offered at a significant 93% discount, this title has earned the #8 position in the best deals for games like Subnautica: Below Zero.
6.5
3,892
1,981

-93% 24.57€ 1.72€

9. Metro 2033 Redux

Similarity 53% 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%

10. Metro: Last Light Redux

Similarity 56% 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 #10 position in the best deals for games like Subnautica: Below Zero.
8.9
62,362
6,507

-92% 19.75€ 1.58€

Free games like Subnautica: Below Zero on Steam

Check out this fantastic list of free-to-play games like Subnautica: Below Zero you can enjoy on Steam right now, updated on April 15th 2025. Looking for even more free titles? Use the search filters to explore a wider range of free to play games like Subnautica: Below Zero.

1. Unturned

Similarity 52% 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. With 20,587 active players enjoying it for free, this strategy game has reached the #1 spot among the top free games like Subnautica: Below Zero.
9.1
505,358
48,571

20,587
players

2. Once Human

Similarity 53% 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. Thanks to its free to play tag and a daily player base of 16,371, this game has secured the #2 spot in the ranking of free games like Subnautica: Below Zero.
7.3
92,215
32,673

16,371
players

3. Will To Live Online

Similarity 54% 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 1,125, this game has secured the #3 spot in the ranking of free games like Subnautica: Below Zero.
6.9
12,204
5,250

1,125
players

4. Metro 2033 Redux

Similarity 53% 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. Attracting a solid base of 694 players due to its free access, this strategy game has achieved the #4 position in the best free games like Subnautica: Below Zero.
8.9
84,551
8,753

694
players

5. Dark Deception

Similarity 50% Death awaits you in Dark Deception, a story-driven first-person horror maze game. There's nowhere to hide & nowhere to catch your breath. Run or die - it's your choice. Trapped in a realm of nightmarish mazes with a mysterious woman, your only hope of survival is to find a way to escape. Dark Deception is a horror, free to play and multiplayer game developed and published by Glowstick Entertainment. Released on September 26th 2018 has received 20,896 reviews of which 18,594 were positive and 2,302 were negative resulting in a rating of 8.7 out of 10. Attracting a solid base of 239 players due to its free access, this strategy game has achieved the #5 position in the best free games like Subnautica: Below Zero.
8.7
18,594
2,302

239
players

6. Ylands

Similarity 56% 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. Attracting a solid base of 128 players due to its free access, this strategy game has achieved the #6 position in the best free games like Subnautica: Below Zero.
6.2
5,021
2,950

128
players

7. KUBOOM

Similarity 53% Cross-platform hurricane online 3D Shooter KUBOOM is a free to play, action and multiplayer game developed and published by nobodyshot. Released on October 07th 2016 has received 3,962 reviews of which 2,444 were positive and 1,518 were negative resulting in a rating of 6.1 out of 10. The game currently holds the #7 spot among the most played free games like Subnautica: Below Zero.
6.1
2,444
1,518

85
players

8. SCP: Labrat

Similarity 52% 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 3,925 reviews of which 3,233 were positive and 692 were negative resulting in a rating of 8.0 out of 10. The game currently holds the #8 spot among the most played free games like Subnautica: Below Zero.
8.0
3,233
692

29
players

9. Pathologic 3: Quarantine

Similarity 52% In this free prologue to a narrative-driven adventure, watch a mysterious plague break out in a small town. Learn what drove a celebrated academic to leave his acclaimed lab. Examine patients, uncover strange secrets, and make first steps towards immortality. Pathologic 3: Quarantine is a adventure, rpg and simulation game developed by Ice-Pick Lodge and published by HypeTrain Digital. Released on March 17th 2025 has received 1,083 reviews of which 971 were positive and 112 were negative resulting in a rating of 8.5 out of 10. The game currently holds the #9 spot among the most played free games like Subnautica: Below Zero.
8.5
971
112

28
players

10. Cubic Castles

Similarity 57% 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 #10 spot among the most played free games like Subnautica: Below Zero.
7.2
3,171
1,105

27
players