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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Tribe: Primitive Builder
Chill out as you explore the beautiful, realistic island of exiles. Gather resources, craft tools, construct buildings and settlements. Manage tribe and automate your gameplay. Discover 4 lands, a storyline and save the inhabitants of the island.
Stronghold: Warlords
Besiege Great Khans, Imperial warlords and Shōgun commanders in Stronghold: Warlords, the latest 'castle sim' from Firefly Studios. Command AI warlords across the battlefield as you build a castle economy and new gunpowder-fuelled siege engines!
Stronghold 2: Steam Edition
Tax, torture or treat your peasants! Rehabilitate criminals or sentence them to death? Decide as you enjoy jousting over a lavish banquet, all while under siege from the warmongering Lord Barclay.
Mad Smartphone Tycoon
Build Your smartphone Empire in Mad Smartphone Tycoon, your main goal in this game is to create the ultimate smartphone that combines both performance and aesthetics. Expand your company, dominate the global market, become a tycoon in the world of mobile phones!
Townsmen - A Kingdom Rebuilt
Townsmen – A Kingdom Rebuilt hands the crown to you: Guide your people from their first steps in a small village to a massive medieval metropolis with thousands of inhabitants.
Rise of Industry
Put your entrepreneurial skills to the test in the first title in the ROI series as you create & optimise intricate production lines. As an early 20th-Century industrialist, grow your empire & adapt to an ever-changing business landscape with unexpected events that could lead to boom…or bust.
The Guild 3
The Guild 3 is a fascinating trade and life simulation that takes place during the late Middle Ages. Step into the shoes of a citizen, acquire businesses and mansions, produce goods and trade them, start intrigues in politics and society, love, hate, bribe, fight and live through good and bad times!
Kingdom Eighties
Kingdom Eighties is a short story-based standalone expansion set in the Kingdom universe. A rad adventure of micro-strategy and base building in vivid ‘80s neon. Defend your town against the mysterious Greed and discover the secrets of your family lineage!
Kingdom: New Lands
Kingdom: New Lands builds upon the award-winning gameplay and mystery of Kingdom by introducing an abundance of new content to the IGF-nominated title while maintaining the simplicity and depth that legions of monarchs have come to experience and enjoy.
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.
Conan Unconquered
From the Command & Conquer veterans at Petroglyph comes the first ever survival RTS set in the savage world of Conan the Barbarian. Play solo or team up in multiplayer in Conan Unconquered’s action-packed co-op Mode where you build a shared stronghold and fend off the hordes together.
Naheulbeuk's Dungeon Master
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!
Autonauts vs Piratebots
Create, automate and defend an impenetrable base. Assemble and command a Bot army to combat an entire Piratebot invasion. Build, program and battle your way through five different zones.
Cataclismo
Design and build fortresses brick by brick to stand against endless hordes of Horrors in this real-time strategy game with resource management, siege defense, and exploration. Lead from the ramparts, push back the darkness, and hold fast against the creatures of the Mist.
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!
Project Highrise
Project Highrise is a skyscraper construction and management sim...
Worshippers of Cthulhu
LEAD the CULT OF CTHULHU. Decide the fate of your followers, perform eldritch rituals, and master the art of city-building in a world where the line between sanity and madness blurs. Can you endure the horrors you unleash?
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.
Good Company
Good Company is an in-depth management sim about building a trail-blazing tech corporation. Assemble complex production lines, manage employee logistics, and sell high-quality products on the market to become the best company in the whole county!
Evil Genius 2: World Domination
A satirical spy-fi lair builder where YOU are the criminal mastermind! Construct your base, train your minions, defend your operations from the Forces of Justice, and achieve global domination!
Space Pirates And Zombies 2
Design and then improve the ultimate mothership. Explore a persistent living galaxy populated by 200 unique captains that can do everything you can do. Survive the zombie infection and then fight them back. Make allies and start your own faction. Build your empire. Also includes Sandbox Mode.
Transport INC
Become the manager of the largest transport corporation ever! Create new planes, bus, trains and truck connections. Optimize them to ever-changing demands and adapt to unexpected events. Beat the competition. Connect cities all around the real world map!
X4: Foundations
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!
Lethis - Path of Progress
Lethis - Path of Progress is a city-builder in a victorian steampunk setting.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 19th 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 207,748 reviews of which 203,531 were positive and 4,217 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 22,530 peak concurrent players over the last day.
9.7
203,531
4,217
22,530
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 19,872 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
19,872
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 18,327 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
18,327
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 342,984 reviews of which 320,126 were positive and 22,858 were negative resulting in an impressive rating of 9.2 out of 10. With 6,108 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
320,126
22,858
6,108
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 4,024 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
4,024
players
6. 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 4,017 concurrent players in the last 24 hours, the game currently holds the #6 spot among the most played games like Oxygen Not Included.
8.7
116,631
15,096
4,017
players
7. 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 3,955 concurrent players in the last 24 hours, the game currently holds the #7 spot among the most played games like Oxygen Not Included.
7.8
18,494
4,810
3,955
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 30,487 reviews of which 29,108 were positive and 1,379 were negative resulting in an impressive rating of 9.3 out of 10. With 3,338 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
29,108
1,379
3,338
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 70,570 reviews of which 61,069 were positive and 9,501 were negative resulting in a rating of 8.5 out of 10. With 2,899 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
61,069
9,501
2,899
players
10. The Planet Crafter
Similarity 59% A space survival open world terraforming crafting game, designed for 1 to 10 players. Alter the ecosystem of an inhospitable planet to render it habitable for humanity. Survive, gather resources, and build your base. Then, generate oxygen, warmth, and pressure to create a brand new biosphere. The Planet Crafter is a open world survival craft, base-building and online co-op game developed and published by Miju Games. Released on April 10th 2024 has received 51,851 reviews of which 49,807 were positive and 2,044 were negative resulting in an impressive rating of 9.4 out of 10. With 2,785 concurrent players in the last 24 hours, the game currently holds the #10 spot among the most played games like Oxygen Not Included.
9.4
49,807
2,044
2,785
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 19th 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 2,097 reviews of which 1,688 were positive and 409 were negative resulting in a rating of 7.7 out of 10. Thanks to its incredible 95% discount, this game is now the #3 best deal in games like Oxygen Not Included.
7.7
1,688
409
-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. Autonauts vs Piratebots
Similarity 57% Create, automate and defend an impenetrable base. Assemble and command a Bot army to combat an entire Piratebot invasion. Build, program and battle your way through five different zones. Autonauts vs Piratebots is a simulation, strategy and automation game developed by Denki and published by Curve Games. Released on July 28th 2022 has received 480 reviews of which 380 were positive and 100 were negative resulting in a rating of 7.5 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.
7.5
380
100
-95%
20.00€
1.00€
6. 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 1,716 reviews of which 1,270 were positive and 446 were negative resulting in a rating of 7.2 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.
7.2
1,270
446
-95%
23.40€
1.17€
7. Starsand
Similarity 53% 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 #7 position in the best deals for games like Oxygen Not Included.
6.5
763
373
-94%
16.67€
1.00€
8. 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 1,165 reviews of which 714 were positive and 451 were negative resulting in a rating of 6.0 out of 10. Currently offered at a significant 94% discount, this title has earned the #8 position in the best deals for games like Oxygen Not Included.
6.0
714
451
-94%
19.83€
1.19€
9. 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 16,932 reviews of which 12,215 were positive and 4,717 were negative resulting in a rating of 7.1 out of 10. Currently offered at a significant 93% discount, this title has earned the #9 position in the best deals for games like Oxygen Not Included.
7.1
12,215
4,717
-93%
34.57€
2.42€
10. 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 #10 position in the best deals for games like Oxygen Not Included.
8.4
3,912
599
-92%
12.50€
1.00€
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 19th 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 73,819 reviews of which 65,306 were positive and 8,513 were negative resulting in a rating of 8.7 out of 10. With 1,067 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
65,306
8,513
1,067
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 7,047 reviews of which 6,139 were positive and 908 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 912, this game has secured the #2 spot in the ranking of free games like Oxygen Not Included.
8.5
6,139
908
912
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 513, this game has secured the #3 spot in the ranking of free games like Oxygen Not Included.
9.4
13,577
542
513
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 258 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
258
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
62
players
6. 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 #6 spot among the most played free games like Oxygen Not Included.
7.2
465
151
20
players
7. 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 #7 spot among the most played free games like Oxygen Not Included.
8.8
2,352
213
17
players
8. 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 #8 spot among the most played free games like Oxygen Not Included.
8.9
1,368
98
4
players
9. 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 #9 spot among the most played free games like Oxygen Not Included.
8.6
1,423
161
4
players
10. 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 #10 spot among the most played free games like Oxygen Not Included.
8.6
457
39