Games like Oxygen Not Included on Steam
For those who prefer not to search, lists of the most played, top deals and best free games like Oxygen Not Included are available at the bottom of the page.
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Empires of the Undergrowth
Command swarms of warriors at an unprecedented scale of warfare in this blend of RTS and base-building. Lead ant colonies against the many fearsome threats of the insect world, while building intricate nests, developing pheromone-based tactics, and evolving to meet growing dangers.
Land of the Vikings
Land of the Vikings is a survival colony sim game. Build and lead your village, and expand it into a thriving city. A wise Jarl must manage resources, survive harsh conditions, and guide their fellow Vikings to work together through social conflict. Skál!
Exogate Initiative
Build and manage mankind’s first mission across the universe! Create a sprawling facility underground, recruit a diverse group of specialists from around the globe and explore mysterious new worlds through the Exogate.
Hell Architect
Hell Architect is a game about building and managing your own hell. You take on a role of a hell manager and are tasked with developing the underworld in a way that would make Lucifer himself fall off his chair.
Sapiens
Create your own prehistoric civilization and lead your tribe in a world you shape. Start with nothing, build towns and industry, and advance through thousands of years of technological breakthroughs in this intimate yet expansive colony sim.
Occupy Mars: The Game
Survive and colonize Mars in a highly technical, open-world sandbox game. Build and upgrade your base, discover new regions, conduct mining operations, retrieve water, generate oxygen, grow crops, and fix broken parts.
Zombie Cure Lab
Construct a laboratory base full of machinery to cure zombies. Assign workers to gather and process resources, building up your economy. Defend against zombie attacks and convert them into your workforce. Research technologies to develop the final antidote and restore humanity.
Reshaping Mars
「Reshaping Mars」is a colony simulation game on Mars, you will start by gathering resources, storing food, accepting immigrants, and building a better colony together. Develop powerful technologies for Mars Reshaping, make Mars great agai..sorry, just great. Don't forget to make the residents happy.
Cartel Tycoon
Cartel Tycoon is a survival business sim inspired by the ‘80s and '90s narco trade. Expand and conquer, fight off rival thugs and evade the authorities. Earn people's loyalty and strive to overcome the doomed fate of a power-hungry drug lord.
Dwarf Fortress
The deepest, most intricate simulation of a world that's ever been created. The legendary Dwarf Fortress is now on Steam. Build a fortress and try to help your dwarves survive against a deeply generated world.
Ruinarch
Ruinarch is an evil god simulator and sandbox game where you mess with people’s lives for hilarious results! Make them vampires, werewolves or bard haters and cackle as the drama unfolds. Once you’re done, unleash a malicious buffet of spells and custom plagues to wipe them out and start anew!
Cliff Empire
After a nuclear war life on the surface became impossible. A 300m thick radioactive fog covered the Earth. We are looking for bold active people to manage the process of restoring life on Earth. Join!
Ancient Cities
Ancient Cities is a realistic, survival city builder in an immersive procedural environment. Lead the fate of your tribe through ancient times!
Banished
In this city-building strategy game, you control a group of exiled travelers who decide to restart their lives in a new land. They have only the clothes on their backs and a cart filled with supplies from their homeland. The townspeople of Banished are your primary resource.
Nova Lands
Nova Lands is a factory building, exploration, and island management game. Explore, engage in combat, and automate your industry. The planet you’re on is full of mysteries, creatures, people, and things to do. Welcome to your new home amongst the stars!
Bronze Age - HD Edition
What was it like to be a chief of a tribe in 6000 year B.C.? Oh, you know, the usual - feed your people, build them shelters, defend them from raids of neighbors. And if you are lucky, sooner or later you will build a kingdom and become their king!
Marble Age: Remastered
Marble Age is a turn-based historical strategy where your task is to turn a small Ancient Greek village into a flourishing Polis, powerful enough to conquer the known world!
Offworld Trading Company
Mars has been colonized, and Earth's corporate titans fight to dominate this new market. Competition is fierce in this fast-paced economic RTS from Civilization IV Lead Designer, Soren Johnson.
Craft The World
Craft The World is a unique sandbox strategy game, the mix of Dungeon Keeper, Terraria and Dwarf Fortress.Explore a random generated world populated by dangerous creatures, build a dwarf fortress, gather resources, and craft all the items, weapons, and armor you need.Most played games like Oxygen Not Included on Steam
Take a look at the top games like Oxygen Not Included that are currently attracting the largest player bases on the Steam platform, as of April 16th 2025.
1. RimWorld
Similarity 84% A sci-fi colony sim driven by an intelligent AI storyteller. Generates stories by simulating psychology, ecology, gunplay, melee combat, climate, biomes, diplomacy, interpersonal relationships, art, medicine, trade, and more. RimWorld is a colony sim, base-building and survival game developed and published by Ludeon Studios. Released on October 17th 2018 has received 207,285 reviews of which 203,071 were positive and 4,214 were negative resulting in an impressive rating of 9.7 out of 10. The game has hit the top spot as the #1 most played game like Oxygen Not Included, thanks to its 19,206 peak concurrent players over the last day.
9.7
203,071
4,214
19,206
players
2. Satisfactory
Similarity 70% 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. While seeing 15,164 players online at once in the last 24 hours, this game is currently ranked #2 among games like Oxygen Not Included based on player count.
9.6
221,780
6,552
15,164
players
3. Factorio
Similarity 76% Factorio is a game about building and creating automated factories to produce items of increasing complexity, within an infinite 2D world. Use your imagination to design your factory, combine simple elements into ingenious structures, and finally protect it from the creatures who don't really like you. Factorio is a automation, base-building and resource management game developed and published by Wube Software LTD.. Released on August 14th 2020 has received 212,622 reviews of which 206,226 were positive and 6,396 were negative resulting in an impressive rating of 9.6 out of 10. While seeing 14,006 players online at once in the last 24 hours, this game is currently ranked #3 among games like Oxygen Not Included based on player count.
9.6
206,226
6,396
14,006
players
4. Raft
Similarity 56% 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! Raft is a survival, multiplayer and open world survival craft game developed by Redbeet Interactive and published by Axolot Games. Released on June 20th 2022 has received 342,483 reviews of which 319,669 were positive and 22,814 were negative resulting in an impressive rating of 9.2 out of 10. With 4,301 concurrent players in the last 24 hours, the game currently holds the #4 spot among the most played games like Oxygen Not Included.
9.2
319,669
22,814
4,301
players
5. Kenshi
Similarity 61% A free-roaming squad based RPG. Focusing on open-ended sandbox gameplay features rather than a linear story. Be a trader, a thief, a rebel, a warlord, an adventurer, a farmer, a slave, or just food for the cannibals. Train your men up from puny victims to master warriors. Kenshi is a open world, sandbox and rpg game developed and published by Lo-Fi Games. Released on December 06th 2018 has received 95,436 reviews of which 91,127 were positive and 4,309 were negative resulting in an impressive rating of 9.4 out of 10. With 3,244 concurrent players in the last 24 hours, the game currently holds the #5 spot among the most played games like Oxygen Not Included.
9.4
91,127
4,309
3,244
players
6. X4: Foundations
Similarity 55% X4: FOUNDATIONS brings our most sophisticated universe SIMULATION ever. Fly every ship, EXPLORE space or manage an empire; TRADE, FIGHT, BUILD and THINK carefully, while you embark on an epic journey. Experience tons of improvements with the massive 7.50 Update! X4: Foundations is a space sim, simulation and sandbox game developed and published by Egosoft. Released on November 30th 2018 has received 23,304 reviews of which 18,494 were positive and 4,810 were negative resulting in a rating of 7.8 out of 10. With 3,115 concurrent players in the last 24 hours, the game currently holds the #6 spot among the most played games like Oxygen Not Included.
7.8
18,494
4,810
3,115
players
7. Space Engineers
Similarity 55% Space Engineers is a sandbox game about engineering, construction, exploration and survival in space and on planets. Players build space ships, space stations, planetary outposts of various sizes and uses, pilot ships and travel through space to explore planets and gather resources to survive. Space Engineers is a space, sandbox and building game developed and published by Keen Software House. Released on February 28th 2019 has received 131,727 reviews of which 116,631 were positive and 15,096 were negative resulting in a rating of 8.7 out of 10. With 3,101 concurrent players in the last 24 hours, the game currently holds the #7 spot among the most played games like Oxygen Not Included.
8.7
116,631
15,096
3,101
players
8. Timberborn
Similarity 57% Humans are long gone. In a world struck by droughts and toxic waste, will your lumberpunk beavers do any better? A city-building game featuring ingenious animals, vertical architecture, water physics, and terraforming. Contains high amounts of wood. Timberborn is a city builder, voxel and colony sim game developed and published by Mechanistry. Released on September 15th 2021 has received 30,293 reviews of which 28,922 were positive and 1,371 were negative resulting in an impressive rating of 9.3 out of 10. With 2,696 concurrent players in the last 24 hours, the game currently holds the #8 spot among the most played games like Oxygen Not Included.
9.3
28,922
1,371
2,696
players
9. Manor Lords
Similarity 66% Manor Lords is a medieval strategy game featuring in-depth city building, large-scale tactical battles, and complex economic and social simulations. Rule your lands as a medieval lord – the seasons pass, the weather changes, and cities rise and fall. Manor Lords is a strategy, city builder and simulation game developed by Slavic Magic and published by Hooded Horse. Released on April 26th 2024 has received 70,300 reviews of which 60,884 were positive and 9,416 were negative resulting in a rating of 8.5 out of 10. With 2,124 concurrent players in the last 24 hours, the game currently holds the #9 spot among the most played games like Oxygen Not Included.
8.5
60,884
9,416
2,124
players
10. ASTRONEER
Similarity 61% 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. ASTRONEER is a multiplayer, open world and open world survival craft game developed and published by System Era Softworks. Released on February 05th 2019 has received 127,856 reviews of which 117,817 were positive and 10,039 were negative resulting in an impressive rating of 9.1 out of 10. With 2,106 concurrent players in the last 24 hours, the game currently holds the #10 spot among the most played games like Oxygen Not Included.
9.1
117,817
10,039
2,106
players
Best deals on games like Oxygen Not Included on Steam
Discover fantastic savings with the best discounts on a variety of games like Oxygen Not Included 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 Oxygen Not Included.
1. Naheulbeuk's Dungeon Master
Similarity 57% A dungeon in danger ! Build, manage, and defend your tower in the satirical heroic fantasy universe of Dungeon of Naheulbeuk. From a shaky establishment to an infamous lair! Naheulbeuk's Dungeon Master is a management, simulation and funny game developed by Artefacts Studio and published by Dear Villagers. Released on November 15th 2023 has received 1,373 reviews of which 988 were positive and 385 were negative resulting in a rating of 7.0 out of 10. Featuring a massive 96% discount, this game currently holds the #1 spot in the best deals for games like Oxygen Not Included.
7.0
988
385
-96%
25.00€
1.00€
2. Lords and Villeins
Similarity 67% Build a prosperous settlement in a unique simulation of a feudal economy - each family runs their shop, owns their goods, and trades with other villagers in a free market. You will manage the land, build houses, organise events, set taxes, and balance supply and demand while engaging in diplomacy! Lords and Villeins is a colony sim, strategy and city builder game developed by Honestly Games and published by Fulqrum Publishing. Released on November 10th 2022 has received 868 reviews of which 628 were positive and 240 were negative resulting in a rating of 6.9 out of 10. Thanks to its incredible 96% discount, this game is now the #2 best deal in games like Oxygen Not Included.
6.9
628
240
-96%
27.50€
1.10€
3. Founders' Fortune
Similarity 76% A fantasy village builder focusing on creative building, colonist psychology and base defense. Handle resources, farming, production, tools, diplomacy, families, trading, defense, and research, as well as the wishes, expectations, thoughts, and equipment of every villager. Founders' Fortune is a colony sim, base-building and city builder game developed and published by Dionic Software. Released on December 18th 2020 has received 2,093 reviews of which 1,686 were positive and 407 were negative resulting in a rating of 7.8 out of 10. Thanks to its incredible 95% discount, this game is now the #3 best deal in games like Oxygen Not Included.
7.8
1,686
407
-95%
20.00€
1.00€
4. InfraSpace
Similarity 62% Create an extrasolar efficiency utopia from scratch! In this sci-fi city builder you need to start mining operations, plan production, and lay down transportation routes to ensure a smooth supply chain. InfraSpace is a city builder, automation and transportation game developed and published by Dionic Software. Released on September 22nd 2023 has received 1,611 reviews of which 1,297 were positive and 314 were negative resulting in a rating of 7.7 out of 10. Currently offered at a significant 95% discount, this title has earned the #4 position in the best deals for games like Oxygen Not Included.
7.7
1,297
314
-95%
20.00€
1.00€
5. Honey, I Joined a Cult
Similarity 70% It's time to start working towards that ultimate goal of enlightenment, faith and money…lots and lots of money! Become the ultimate tycoon - create, customise, and manage your own cult whilst listening to funky music. Welcome to Honey, I Joined a Cult! Honey, I Joined a Cult is a simulation, base-building and resource management game developed by Sole Survivor Games and published by Team17. Released on November 03rd 2022 has received 1,713 reviews of which 1,268 were positive and 445 were negative resulting in a rating of 7.2 out of 10. Currently offered at a significant 95% discount, this title has earned the #5 position in the best deals for games like Oxygen Not Included.
7.2
1,268
445
-95%
23.40€
1.17€
6. Stronghold Crusader 2
Similarity 60% Stronghold Crusader 2 is the long awaited sequel to the original castle sim. After 12 years Stronghold returns to the desert with a new 3D engine and powerful Havok Physics. Crusader 2 recaptures the original game’s addictive, fast-paced gameplay and authentic castle simulation. Stronghold Crusader 2 is a strategy, medieval and city builder game developed and published by FireFly Studios. Released on September 22nd 2014 has received 16,919 reviews of which 12,202 were positive and 4,717 were negative resulting in a rating of 7.1 out of 10. Currently offered at a significant 95% discount, this title has earned the #6 position in the best deals for games like Oxygen Not Included.
7.1
12,202
4,717
-95%
34.80€
1.74€
7. Snowtopia: Ski Resort Builder
Similarity 64% Build your ideal ski resort. Keep skiers smiling with fresh pistes and fine facilities. Ski, build and chill in the wintry world of Snowtopia where everyone is welcome! Snowtopia: Ski Resort Builder is a simulation, building and management game developed by TeaForTwo and published by Goblinz Publishing and Maple Whispering Limited. Released on December 14th 2022 has received 1,162 reviews of which 713 were positive and 449 were negative resulting in a rating of 6 out of 10. Currently offered at a significant 94% discount, this title has earned the #7 position in the best deals for games like Oxygen Not Included.
6
713
449
-94%
19.83€
1.19€
8. Life is Feudal: Forest Village
Similarity 80% 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 Oxygen Not Included.
6.5
3,892
1,981
-93%
24.57€
1.72€
9. Regions Of Ruin
Similarity 55% Regions of Ruin is a 2D pixel side-scrolling RPG with town-building, where you explore, fight and build into an open world that progressively challenges you and your settlement, and threatens the extinction of the dwarven race. Regions Of Ruin is a rpg, adventure and indie game developed by Gameclaw Studio and published by Raw Fury. Released on February 05th 2018 has received 4,511 reviews of which 3,912 were positive and 599 were negative resulting in a rating of 8.4 out of 10. Currently offered at a significant 92% discount, this title has earned the #9 position in the best deals for games like Oxygen Not Included.
8.4
3,912
599
-92%
12.50€
1.00€
10. Frostpunk
Similarity 70% Frostpunk is the first society survival game. As the ruler of the last city on Earth, it is your duty to manage both its citizens and infrastructure. What decisions will you make to ensure your society's survival? What will you do when pushed to breaking point? Who will you become in the process? Frostpunk is a city builder, survival and resource management game developed and published by 11 bit studios. Released on April 24th 2018 has received 121,609 reviews of which 112,488 were positive and 9,121 were negative resulting in an impressive rating of 9.1 out of 10. Currently offered at a significant 91% discount, this title has earned the #10 position in the best deals for games like Oxygen Not Included.
9.1
112,488
9,121
-91%
30.00€
2.70€
Free games like Oxygen Not Included on Steam
Check out this fantastic list of free-to-play games like Oxygen Not Included 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 Oxygen Not Included.
1. Fallout Shelter
Similarity 63% Fallout Shelter puts you in control of a state-of-the-art underground Vault from Vault-Tec. Build the perfect Vault, keep your Dwellers happy, and protect them from the dangers of the Wasteland. Fallout Shelter is a free to play, base-building and survival game developed by Bethesda Game Studios and published by Bethesda Softworks. Released on March 29th 2017 has received 73,710 reviews of which 65,209 were positive and 8,501 were negative resulting in a rating of 8.7 out of 10. With 962 active players enjoying it for free, this strategy game has reached the #1 spot among the top free games like Oxygen Not Included.
8.7
65,209
8,501
962
players
2. Realm Grinder
Similarity 55% Grow your realm, build alliances, and explore one of the deepest idle RPGs ever! Realm Grinder is a free to play, clicker and pixel graphics game developed by Divine Games and published by Kongregate. Released on June 15th 2017 has received 7,027 reviews of which 6,120 were positive and 907 were negative resulting in a rating of 8.5 out of 10. Thanks to its free to play tag and a daily player base of 827, this game has secured the #2 spot in the ranking of free games like Oxygen Not Included.
8.5
6,120
907
827
players
3. OpenTTD
Similarity 57% OpenTTD is a business simulation game in which players earn money by transporting passengers and cargo via road, rail, water, and air. It is an open-source remake and expansion of the 1995 Chris Sawyer video game Transport Tycoon Deluxe. OpenTTD is a simulation, building and free to play game developed and published by OpenTTD. Released on April 01st 2021 has received 14,119 reviews of which 13,577 were positive and 542 were negative resulting in an impressive rating of 9.4 out of 10. Thanks to its free to play tag and a daily player base of 422, this game has secured the #3 spot in the ranking of free games like Oxygen Not Included.
9.4
13,577
542
422
players
4. DFHack - Dwarf Fortress Modding Engine
Similarity 58% Extensions for Dwarf Fortress, including bugfixes, interface improvements, automation agents, design blueprints, modding building blocks, and other tools. DFHack - Dwarf Fortress Modding Engine is a dwarf, simulation and software game developed and published by The DFHack Team. Released on April 13th 2023 has received 692 reviews of which 687 were positive and 5 were negative resulting in an impressive rating of 9.2 out of 10. Attracting a solid base of 260 players due to its free access, this strategy game has achieved the #4 position in the best free games like Oxygen Not Included.
9.2
687
5
260
players
5. Kingdom: Classic
Similarity 78% Kingdom is a 2D sidescrolling strategy/resource management hybrid with a minimalist feel wrapped in a beautiful, modern pixel art aesthetic. Kingdom: Classic is a free to play, singleplayer and strategy game developed by Noio and Licorice and published by Raw Fury. Released on October 21st 2015 has received 21,983 reviews of which 19,934 were positive and 2,049 were negative resulting in a rating of 8.9 out of 10. The game currently holds the #5 spot among the most played free games like Oxygen Not Included.
8.9
19,934
2,049
56
players
6. Planet S
Similarity 55% Planet S is a real-time strategy game where your goal is to colonize multiple planets in a solar system to advance your civilization, build a city and supply it to grow your faction. Planet S is a strategy, city builder and multiplayer game developed and published by Glimmerlight Games. Released on October 28th 2023 has received 2,565 reviews of which 2,352 were positive and 213 were negative resulting in a rating of 8.8 out of 10. The game currently holds the #6 spot among the most played free games like Oxygen Not Included.
8.8
2,352
213
19
players
7. Simutrans
Similarity 60% Simutrans is a freeware and open-source transportation simulator. Your goal is to establish a successful transport company. Transport passengers, mail and goods by rail, road, ship, and even air. Interconnect districts, cities, public buildings, industries and tourist attractions. Simutrans is a simulation, free to play and trains game developed and published by The Simutrans Team. Released on May 24th 2016 has received 616 reviews of which 465 were positive and 151 were negative resulting in a rating of 7.2 out of 10. The game currently holds the #7 spot among the most played free games like Oxygen Not Included.
7.2
465
151
18
players
8. Oxygen: First Breath
Similarity 67% This is a free version of Oxygen, featuring the first 50 game-days. Build your city around the Oxygen Center and ensure your people's survival in a post-apocalyptic future, threatened by crack explosions, deadly winds, droughts and frosts. Lead your people and keep the Oxygen Center running! Oxygen: First Breath is a strategy, base building and simulation game developed by Turquoise Revival Games and published by GrabTheGames and UpgradePoint. Released on October 07th 2022 has received 1,584 reviews of which 1,423 were positive and 161 were negative resulting in a rating of 8.6 out of 10. The game currently holds the #8 spot among the most played free games like Oxygen Not Included.
8.6
1,423
161
3
players
9. Prospector: The First Contract
Similarity 58% As the Prospector in this Prologue chapter, you will be taking on your first contract. Explore new planets, gather resources, build your fully automated base, and ship materials to distant colonies. Prospector: The First Contract is a open world survival craft, sandbox and survival game developed by Loonworks Games and published by HypeTrain Digital. Released on July 12th 2024 has received 496 reviews of which 457 were positive and 39 were negative resulting in a rating of 8.6 out of 10. The game currently holds the #9 spot among the most played free games like Oxygen Not Included.
8.6
457
39
2
players
10. Vectorio Classic
Similarity 58% The original, uncompleted version of Vectorio. Claim resources, unlock new buildings, and expand your defenses as you fight back against enemy forces in the classic edition of Vectorio! Play for free now. Vectorio Classic is a base-building, tower defense and survival game developed by Ben Nichols and published by BN Games. Released on March 22nd 2021 has received 1,466 reviews of which 1,368 were positive and 98 were negative resulting in a rating of 8.9 out of 10. The game currently holds the #10 spot among the most played free games like Oxygen Not Included.
8.9
1,368
98
1
players