Games like Oxygen: First Breath on Steam

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

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The Colonists Build a new home for your team of robots as they begin a new life for themselves on a distant planet where they can fulfil their ultimate dream: to be human.

Similarity 62%
Price -91% 2.13€
Rating 8.1
Release 24 Oct 2018
Mad Games Tycoon 2 Start your own game development studio in 1976. Build your own offices, production facilities and server rooms. Develop the games of your dreams and produce the next next-gen console. Rise from a small garage company to a huge corporation.

Similarity 62%
Price -56% 9.38€
Rating 9.1
Release 31 May 2023
Let's School Dive into the exhilarating role of a headmaster entrusted to revive your alma mater! Beyond just bricks and mortar, train teachers, recruit students. Sculpt your school into a unique educational haven! Let's School!

Similarity 61%
Price -67% 6.27€
Rating 9.0
Release 26 Jul 2023
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!

Similarity 61%
Price -61% 8.99€
Rating 7.1
Release 21 Jun 2022
Two Point Campus Build the university of your dreams with Two Point Campus, the sim with a twist from the makers of Two Point Hospital. Build, hire staff and run an academic institution packed with wild courses.

Similarity 61%
Price -77% 7.04€
Rating 8.5
Release 09 Aug 2022
Tropico Reloaded TROPICO RELOADED is the ultimate game compilation for hobby-dictators and those dreaming of their own Caribbean island. Tropico combines real-time strategy and simulation elements with a healthy dose of political intrigue and Caribbean flair to create a unique and critically acclaimed game experience.

Similarity 61%
Price -91% 0.69€
Rating 8.3
Release 24 Jul 2009
Tavern Master Tavern Master is all about managing your medieval tavern. You start with a very small room, couple of benches and tables and build your way up to a huge successful tavern with a kitchen, rooms for guests, group of loyal staff and much more!

Similarity 61%
Price -74% 3.96€
Rating 9.0
Release 16 Nov 2021
Transport Fever 2 The classic transport simulation genre has a new gold standard with Transport Fever 2. Discover a whole new world by navigating transport routes through land, water and air. May progress and prosperity find their way!

Similarity 61%
Price -84% 6.49€
Rating 8.9
Release 11 Dec 2019
Thriving City: Song In 960 A.D., the Zhao Song Dynasty was established. As the mayor, you'll need to help the townspeople settle down, cultivate the land and expand. However, when the emperor issues a national mandate, conflicts between factions threaten city development—what strategy will you adopt?

Similarity 61%
Price -72% 5.28€
Rating 7.8
Release 29 May 2024
Jurassic World Evolution Place yourself at the heart of the Jurassic franchise and build your own Jurassic World. Bioengineer dinosaurs that think, feel and react intelligently to the world around them and face threats posed by espionage, breakouts and devastating tropical storms in an uncertain world where life always finds a way.

Similarity 61%
Price -92% 3.94€
Rating 8.6
Release 11 Jun 2018
Sweet Transit Sweet Transit is a unique city builder where the railway is king. Build and automate the dream supply chain for your citizens, giving them all they need to expand quaint villages into bustling cities. Progress from steam power to diesel and beyond in this advanced train-driven experience.

Similarity 61%
Price -68% 9.77€
Rating 6.7
Release 22 Apr 2024
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?

Similarity 60%
Price -60% 9.81€
Rating 8.2
Release 22 May 2025
Reus 2 Shape worlds with your godly titans. Make symbiotic ecosystems and inspire humanity with your creations. Their achievements unlock new possibilities. Make different planets for different human spirits, and fill the universe with life!

Similarity 60%
Price -72% 7.00€
Rating 9.1
Release 28 May 2024
Majesty 2 In the world of Majesty, you are the ruler of the kingdom Ardania. At your service are your loyal and somewhat obnoxious subordinates, who have their own minds about how things should be done. In fact, Majesty is the only game where your heroes decide on their own what should be done and when, leaving you to try to control them through...

Similarity 60%
Price -95% 0.57€
Rating 6.7
Release 17 Sep 2009
Jurassic World Evolution 2 Jurassic World Evolution 2 is the much-anticipated sequel to Frontier’s highly successful Jurassic World Evolution. This bold new era in the Jurassic World Evolution game franchise builds upon the ground-breaking and immersive 2018 management simulation.

Similarity 60%
Price -89% 6.67€
Rating 8.8
Release 09 Nov 2021
Desynced Desynced is a sci-fi strategy game with fully customizable units and behaviors. Gather, build, research, and explore the unknown. Alone or with friends, unveil the mystery of an AI on the edge of self-awareness and uncover the hidden truth in this blend of strategy, automation, and exploration.

Similarity 60%
Price -49% 14.83€
Rating 7.9
Release 15 Aug 2023
Planet Coaster 2 Build and customise thrilling roller coasters and incredible water slides, manage the ultimate theme park experience, and share your epic creations. Are you ready to ride the wave?

Similarity 60%
Price -31% 34.56€
Rating 6.4
Release 06 Nov 2024
Unholy Heights Welcome to Unholy Heights, a mashup of Tower Defense and Apartment Management Simulation!

Similarity 59%
Price -88% 0.48€
Rating 8.5
Release 04 Oct 2013
Knights and Merchants KNIGHTS and MERCHANTS recreates the era of the Middle Ages. Apart from the purely fictitious geography of our world, all game elements and scenes are based on the Anglo-Saxon period, 1200 A.D. And we haven't used imaginary elements like fabled creatures, either. The player takes on the role of an ordinary captain in the Palace Guard.

Similarity 59%
Price -94% 0.65€
Rating 8.2
Release 14 Oct 2013
As Far As The Eye Build a mobile village and travel with your tribe toward the center of the world, called The Eye. This roguelike turn-based resource-management game is made of procedural situations, natural events, skill-trees and hard choices. Ready to move?

Similarity 59%
Price -98% 0.47€
Rating 7.0
Release 10 Sep 2020
Pax Augusta Pax Augusta is probably the most authentic ancient city-building simulation. Build flourishing cities and look after your citizens. Earn gold with production and trade of goods and build impressive monuments. Strengthen your influence and become a Roman emperor!

Similarity 59%
Price -60% 10.18€
Rating 7.1
Release 17 Apr 2025
The Crust Automate a lunar base as you become the savior of humanity exploring the future on the moon. Mine, craft, research, and trade resources with Earth in this gripping narrative basebuilder.

Similarity 59%
Price -69% 9.04€
Rating 7.4
Release 15 Jul 2024
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.

Similarity 59%
Price -80% 4.20€
Rating 6.7
Release 18 Aug 2021
TransOcean: The Shipping Company TransOcean – The Shipping Company is your ticket to the world of gigantic ships and transnational transport empires. Build a mighty fleet of modern merchant ships and conquer the seven seas.

Similarity 59%
Price -95% 1.00€
Rating 7.1
Release 23 Sep 2014

Most played games like Oxygen: First Breath on Steam

Take a look at the top games like Oxygen: First Breath that are currently attracting the largest player bases on the Steam platform, as of June 16th 2025.

1. RimWorld

Similarity 79% 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 210,517 reviews of which 206,216 were positive and 4,301 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: First Breath, thanks to its 26,435 peak concurrent players over the last day.
9.7
206,216
4,301

26,435
players

2. Age of Empires II: Definitive Edition

Similarity 53% 42 Civilizations, 229 Campaign Missions, Singleplayer, Co-Op, Multiplayer, In-Game Editor, Mods, Cross-play...It is good to be the king. Age of Empires II: Definitive Edition is a strategy, rts and city builder game developed by Forgotten Empires, Tantalus Media, Wicked Witch, World's Edge and CaptureAge and published by Xbox Game Studios. Released on November 14th 2019 has received 162,462 reviews of which 154,061 were positive and 8,401 were negative resulting in an impressive rating of 9.4 out of 10. While seeing 15,584 players online at once in the last 24 hours, this game is currently ranked #2 among games like Oxygen: First Breath based on player count.
9.4
154,061
8,401

15,584
players

3. Oxygen Not Included

Similarity 74% Oxygen Not Included is a space-colony simulation game. Deep inside an alien space rock your industrious crew will need to master science, overcome strange new lifeforms, and harness incredible space tech to survive, and possibly, thrive. Oxygen Not Included is a colony sim, base-building and survival game developed and published by Klei Entertainment. Released on July 30th 2019 has received 128,390 reviews of which 124,220 were positive and 4,170 were negative resulting in an impressive rating of 9.5 out of 10. While seeing 9,142 players online at once in the last 24 hours, this game is currently ranked #3 among games like Oxygen: First Breath based on player count.
9.5
124,220
4,170

9,142
players

4. Cities: Skylines

Similarity 70% Cities: Skylines is a modern take on the classic city simulation. The game introduces new game play elements to realize the thrill and hardships of creating and maintaining a real city whilst expanding on some well-established tropes of the city building experience. Cities: Skylines is a city builder, simulation and building game developed by Colossal Order Ltd. and published by Paradox Interactive. Released on March 10th 2015 has received 275,770 reviews of which 256,362 were positive and 19,408 were negative resulting in an impressive rating of 9.2 out of 10. With 6,314 concurrent players in the last 24 hours, the game currently holds the #4 spot among the most played games like Oxygen: First Breath.
9.2
256,362
19,408

6,314
players

5. Captain of Industry

Similarity 72% Land your crew of survivors on an abandoned island and survive! Mine raw materials, grow food, build factories, manufacture products, research new tech, and trade with others. Become an industrial superpower! But this is no easy task, you will be put to the test to keep your settlement alive. Captain of Industry is a base-building, automation and resource management game developed and published by MaFi Games. Released on May 31st 2022 has received 7,154 reviews of which 6,737 were positive and 417 were negative resulting in an impressive rating of 9.1 out of 10. With 3,916 concurrent players in the last 24 hours, the game currently holds the #5 spot among the most played games like Oxygen: First Breath.
9.1
6,737
417

3,916
players

6. Anno 1800

Similarity 68% Anno 1800™ – Lead the Industrial Revolution! Welcome to the dawn of the Industrial Age. The path you choose will define your world. Are you an innovator or an exploiter? A conqueror or a liberator? How the world remembers your name is up to you. Anno 1800 is a city builder, strategy and simulation game developed by Ubisoft Mainz and published by Ubisoft. Released on April 16th 2019 has received 25,091 reviews of which 20,368 were positive and 4,723 were negative resulting in a rating of 8.0 out of 10. With 3,157 concurrent players in the last 24 hours, the game currently holds the #6 spot among the most played games like Oxygen: First Breath.
8.0
20,368
4,723

3,157
players

7. Transport Fever 2

Similarity 61% The classic transport simulation genre has a new gold standard with Transport Fever 2. Discover a whole new world by navigating transport routes through land, water and air. May progress and prosperity find their way! Transport Fever 2 is a simulation, strategy and management game developed by Urban Games and published by Good Shepherd Entertainment. Released on December 11th 2019 has received 27,627 reviews of which 24,960 were positive and 2,667 were negative resulting in a rating of 8.9 out of 10. With 2,477 concurrent players in the last 24 hours, the game currently holds the #7 spot among the most played games like Oxygen: First Breath.
8.9
24,960
2,667

2,477
players

8. Planet Zoo

Similarity 52% Build a world for wildlife in Planet Zoo. From the developers of Planet Coaster and Zoo Tycoon comes the ultimate zoo sim. Construct detailed habitats, manage your zoo, and meet authentic living animals who think, feel and explore the world you create around them. Planet Zoo is a management, simulation and building game developed and published by Frontier Developments. Released on November 05th 2019 has received 87,849 reviews of which 80,029 were positive and 7,820 were negative resulting in a rating of 9.0 out of 10. With 2,449 concurrent players in the last 24 hours, the game currently holds the #8 spot among the most played games like Oxygen: First Breath.
9.0
80,029
7,820

2,449
players

9. Jurassic World Evolution 2

Similarity 60% Jurassic World Evolution 2 is the much-anticipated sequel to Frontier’s highly successful Jurassic World Evolution. This bold new era in the Jurassic World Evolution game franchise builds upon the ground-breaking and immersive 2018 management simulation. Jurassic World Evolution 2 is a dinosaurs, building and simulation game developed and published by Frontier Developments. Released on November 09th 2021 has received 36,638 reviews of which 32,817 were positive and 3,821 were negative resulting in a rating of 8.8 out of 10. With 2,251 concurrent players in the last 24 hours, the game currently holds the #9 spot among the most played games like Oxygen: First Breath.
8.8
32,817
3,821

2,251
players

10. Workers & Resources: Soviet Republic

Similarity 88% Build a soviet republic from an impoverished country into a rich industrial superpower in a city builder with intricate production chains and a fully simulated global economy. Manage the lives of your citizens from education to work and party loyalty to criminal activity. Workers & Resources: Soviet Republic is a strategy, simulation and city builder game developed by 3Division and published by Hooded Horse. Released on June 20th 2024 has received 22,175 reviews of which 20,192 were positive and 1,983 were negative resulting in a rating of 8.9 out of 10. With 2,210 concurrent players in the last 24 hours, the game currently holds the #10 spot among the most played games like Oxygen: First Breath.
8.9
20,192
1,983

2,210
players

Best deals on games like Oxygen: First Breath on Steam

Discover fantastic savings with the best discounts on a variety of games like Oxygen: First Breath available on Steam right now, updated on June 16th 2025. Looking for even more deals? Use the search filters to explore a wider range of discounted games like Oxygen: First Breath.

1. Founders' Fortune

Similarity 90% 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 2,114 reviews of which 1,699 were positive and 415 were negative resulting in a rating of 7.7 out of 10. Featuring a massive 99% discount, this game currently holds the #1 spot in the best deals for games like Oxygen: First Breath.
7.7
1,699
415

-99% 18.99€ 0.29€

2. Honey, I Joined a Cult

Similarity 64% 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 1,732 reviews of which 1,279 were positive and 453 were negative resulting in a rating of 7.1 out of 10. Thanks to its incredible 99% discount, this game is now the #2 best deal in games like Oxygen: First Breath.
7.1
1,279
453

-99% 21.99€ 0.40€

3. Aven Colony

Similarity 77% Build a new home for humanity in Aven Colony. Discover Aven Prime - an alien planet of deserts, tundras, and wetlands light years from earth. Build your colonies into massive, sprawling cities whilst dealing with the challenges faced when settling on a new world. Aven Colony is a colony sim, city builder and strategy game developed by Mothership Entertainment LLC and published by Team17 Digital Ltd. Released on July 25th 2017 has received 2,638 reviews of which 1,921 were positive and 717 were negative resulting in a rating of 7.1 out of 10. Thanks to its incredible 99% discount, this game is now the #3 best deal in games like Oxygen: First Breath.
7.1
1,921
717

-99% 29.99€ 0.47€

4. Lords and Villeins

Similarity 63% 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 872 reviews of which 633 were positive and 239 were negative resulting in a rating of 7.0 out of 10. Currently offered at a significant 99% discount, this title has earned the #4 position in the best deals for games like Oxygen: First Breath.
7.0
633
239

-99% 24.99€ 0.38€

5. Havendock

Similarity 62% Breathe easy and thrive in this cozy colony sim. Build a haven for castaways, manage resources, live your best life on the ocean. Lead your humble settlement into a high-tech society. Havendock is a singleplayer, strategy and city builder game developed by YYZ Studio and published by IndieArk and Pretty Soon. Released on April 22nd 2025 has received 1,399 reviews of which 1,191 were positive and 208 were negative resulting in a rating of 8.1 out of 10. Currently offered at a significant 98% discount, this title has earned the #5 position in the best deals for games like Oxygen: First Breath.
8.1
1,191
208

-98% 19.50€ 0.42€

6. Siege Survival: Gloria Victis

Similarity 56% A medieval city under siege and a handful of civilians are all that keep the walls from falling. Mixing survival strategy and resource management, build your camp, craft supplies, and scavenge the occupied city to supply the last troops holding back the invaders. Siege Survival: Gloria Victis is a singleplayer, city builder and immersive sim game developed by Black Eye Games and published by Ravenscourt. Released on May 18th 2021 has received 1,641 reviews of which 1,295 were positive and 346 were negative resulting in a rating of 7.6 out of 10. Currently offered at a significant 98% discount, this title has earned the #6 position in the best deals for games like Oxygen: First Breath.
7.6
1,295
346

-98% 24.99€ 0.65€

7. Railroad Tycoon 3

Similarity 53% Railroad Tycoon 3 features 25 scenarios challenging players to recreate magnificent feats of railroading history from around the world. Players can lay track (including tunnels and overpasses), pick from over 40 locomotives from early steams to modern bullets, choose to haul over 35 types of cargo in a dynamic economy, and participate in... Railroad Tycoon 3 is a management, strategy and trains game developed by PopTop and published by 2K. Released on May 04th 2007 has received 1,169 reviews of which 900 were positive and 269 were negative resulting in a rating of 7.4 out of 10. Currently offered at a significant 98% discount, this title has earned the #7 position in the best deals for games like Oxygen: First Breath.
7.4
900
269

-98% 9.99€ 0.25€

8. Rise of Industry

Similarity 81% 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. Rise of Industry is a management, strategy and economy game developed by Dapper Penguin Studios and published by Kasedo Games. Released on May 02nd 2019 has received 4,100 reviews of which 3,001 were positive and 1,099 were negative resulting in a rating of 7.1 out of 10. Currently offered at a significant 98% discount, this title has earned the #8 position in the best deals for games like Oxygen: First Breath.
7.1
3,001
1,099

-98% 28.99€ 0.62€

9. Stronghold Crusader 2

Similarity 53% 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 17,082 reviews of which 12,328 were positive and 4,754 were negative resulting in a rating of 7.1 out of 10. Currently offered at a significant 98% discount, this title has earned the #9 position in the best deals for games like Oxygen: First Breath.
7.1
12,328
4,754

-98% 29.99€ 0.78€

10. As Far As The Eye

Similarity 59% Build a mobile village and travel with your tribe toward the center of the world, called The Eye. This roguelike turn-based resource-management game is made of procedural situations, natural events, skill-trees and hard choices. Ready to move? As Far As The Eye is a strategy, building and colony sim game developed by Unexpected and published by Unexpected, Goblinz Publishing and Maple Whispering Limited. Released on September 10th 2020 has received 2,080 reviews of which 1,505 were positive and 575 were negative resulting in a rating of 7.0 out of 10. Currently offered at a significant 98% discount, this title has earned the #10 position in the best deals for games like Oxygen: First Breath.
7.0
1,505
575

-98% 20.99€ 0.47€

Free games like Oxygen: First Breath on Steam

Check out this fantastic list of free-to-play games like Oxygen: First Breath you can enjoy on Steam right now, updated on June 16th 2025. Looking for even more free titles? Use the search filters to explore a wider range of free to play games like Oxygen: First Breath.

1. Fallout Shelter

Similarity 57% 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 74,448 reviews of which 65,847 were positive and 8,601 were negative resulting in a rating of 8.7 out of 10. With 994 active players enjoying it for free, this strategy game has reached the #1 spot among the top free games like Oxygen: First Breath.
8.7
65,847
8,601

994
players

2. Global City

Similarity 61% Become the mayor and build the city of your dreams! In this game, anything is possible. Whatever you can imagine in a city-building and development simulator, you can do. Start from the very beginning and unlock new possibilities for developing your city in Global City! Global City is a city builder, strategy and building game developed by Red Brix Wall and published by MY.GAMES. Released on November 30th 2021 has received 1,200 reviews of which 841 were positive and 359 were negative resulting in a rating of 6.8 out of 10. Thanks to its free to play tag and a daily player base of 168, this game has secured the #2 spot in the ranking of free games like Oxygen: First Breath.
6.8
841
359

168
players

3. Kingdom: Classic

Similarity 63% 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, strategy and singleplayer game developed by Noio and Licorice and published by Raw Fury. Released on October 21st 2015 has received 22,088 reviews of which 20,023 were positive and 2,065 were negative resulting in a rating of 8.9 out of 10. The game currently holds the #3 spot among the most played free games like Oxygen: First Breath.
8.9
20,023
2,065

48
players

4. Simutrans

Similarity 56% 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 622 reviews of which 468 were positive and 154 were negative resulting in a rating of 7.2 out of 10. The game currently holds the #4 spot among the most played free games like Oxygen: First Breath.
7.2
468
154

16
players

5. Beecarbonize

Similarity 56% Do you have what it takes to save the planet? Beecarbonize is an environmental card strategy game with climate change as your opponent. Beecarbonize is a strategy, resource management and card game game developed and published by Charles Games. Released on August 01st 2023 has received 1,988 reviews of which 1,858 were positive and 130 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: First Breath.
8.9
1,858
130

5
players

6. Vedelem: The Golden Horde

Similarity 53% Védelem: The Golden Horde is a medieval Real Time Strategy and Survival game set in the 13th century. Build, expand and defend your lands against the deadliest Mongolian invasion ever witnessed. They will seek to destroy your walls and salt your earth. Will you survive the Golden Horde? Vedelem: The Golden Horde is a strategy, base-building and action game developed by Castle Roaches and published by Breda University of Applied Sciences. Released on June 22nd 2021 has received 775 reviews of which 694 were positive and 81 were negative resulting in a rating of 8.4 out of 10. The game currently holds the #6 spot among the most played free games like Oxygen: First Breath.
8.4
694
81

1
players

7. Smart Factory Tycoon: Beginnings

Similarity 65% This is a free version of Smart Factory Tycoon, a game inspired by Little Big Workshop introducing the first productions. Smart Factory Tycoon is a tycoon management game where you design your dream factory with robots, plan all steps of production, research new technologies and become a tycoon! Smart Factory Tycoon: Beginnings is a simulation, strategy and resource management game developed by Turquoise Revival Games and published by GrabTheGames. Released on January 05th 2022 has received 496 reviews of which 385 were positive and 111 were negative resulting in a rating of 7.3 out of 10. The game currently holds the #7 spot among the most played free games like Oxygen: First Breath.
7.3
385
111

1
players

8. Terraformers: First Steps on Mars

Similarity 60% Terraformers: First Steps on Mars is a free prologue of Terraformers, featuring an exclusive challenge to lead humanity's first attempt at settling the Red Planet. Terraformers: First Steps on Mars is a strategy, simulation and colony sim game developed by Asteroid Lab and published by Goblinz Publishing and IndieArk. Released on October 23rd 2021 has received 683 reviews of which 610 were positive and 73 were negative resulting in a rating of 8.4 out of 10. The game currently holds the #8 spot among the most played free games like Oxygen: First Breath.
8.4
610
73

9. United Penguin Kingdom: Huddle up

Similarity 73% This free version of the United Penguin Kingdom covers the content from one year of in-game time. A city-building game where you build a penguin settlement and satisfy the various needs of your penguins while dealing with seals and killer whales. United Penguin Kingdom: Huddle up is a strategy, city builder and survival game developed by Turquoise Revival Games and published by GrabTheGames and UpgradePoint. Released on December 19th 2023 has received 616 reviews of which 551 were positive and 65 were negative resulting in a rating of 8.4 out of 10. The game currently holds the #9 spot among the most played free games like Oxygen: First Breath.
8.4
551
65

10. Drill Deal: Borehole (Alpha)

Similarity 57% Drill Deal is a unique simulator in a fun style that will draw you for hours. It's a building simulator like never before. Feel the thrill of a drill hitting underwater oil fields. Sell the precious substance and make your oil rig more efficient. Drill Deal: Borehole (Alpha) is a simulation, management and adventure game developed by A2 Softworks and published by Manager Games S.A. and Red Dev Studio S.A.. Released on August 10th 2020 has received 376 reviews of which 327 were positive and 49 were negative resulting in a rating of 8.1 out of 10. The game currently holds the #10 spot among the most played free games like Oxygen: First Breath.
8.1
327
49