Games like Citadelum on Steam
For those who prefer not to search, lists of the most played, top deals and best free games like Citadelum are available at the bottom of the page.
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Airport CEO
Build and manage an international airport!
Another Brick in The Mall
Design, build and manage a giant shopping center. Open shops, supermarkets, restaurants, movie theaters, bowling alleys and more. Hire and manage the best staff for the job and milk your customers for all they're worth!
Prison Architect
Only the world’s most ruthless Warden can contain the world’s most ruthless inmates. Design and develop your personalized penitentiary in Prison Architect.
Parkitect
Parkitect is a business simulation game that charges you with the construction and management of theme parks! Bringing back the best of classic theme park games with many new features and content on top. Now supports online co-op with up to 8 players!
Microtopia
Become the hive mind of a robot ant colony in Microtopia! Use pheromone trails to create, automate and optimize supply chains for your ants to follow. Collect resources, produce goods, feed your queen, grow your colony and fly out to expand the species!
OpenTTD
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.
Simutrans
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.
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!
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!
Cities: Skylines
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.
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.
Pharaoh™: A New Era
The legendary city-builder returns! Lead the creation of one of the greatest civilizations the world has ever seen in this HD remake with modernized UI. Build monuments, manage your population and explore 4,000 years of history through over a hundred hours of gameplay.
Before We Leave
Before We Leave is a city building game set in a cozy corner of the universe. Nurture your Peeps and their surroundings while rebuilding and rediscovering civilisation. Settle new lands and planets while avoiding hungry Space Whales.
Airborne Kingdom
The sky city builder awaits. Create your own flying kingdom and lead it on a quest across an expansive world. Explore the varied landscape, build up a floating metropolis, aid struggling people below, uncover lost secrets and, ultimately, bring back the Airborne Kingdom legend.
Surviving Mars
There will be challenges to overcome. Execute your strategy and improve your colony’s chances of survival while unlocking the mysteries of this alien world. Are you ready? Mars is waiting for you.
Factorio
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.
Captain of Industry
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.
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.
Norland
Lead your noble family in this medieval colony sim, facing off against class conflict, religious struggle, and political treachery. Tend to your people’s needs, uncover the lost knowledge of a fallen empire, and engage in nefarious plots against your enemies.
Megaquarium
The public aquarium simulator. Design your displays, look after your fish, manage your staff and keep your guests happy! It's all in a day's work as the curator of your very own Megaquarium.
Going Medieval
Build and manage your own castle settlement in a land reclaimed by wilderness. With detailed management, survival strategy, and a moddable sandbox world, Going Medieval challenges you to build the mightiest colony this side of the apocalypse.
Train Fever
It’s the year 1850, and there are great times ahead! Establish a transport company and be its manager. Build infrastructure such as railways and stations, purchase transportation vehicles and manage lines. Fulfill the people’s needs and watch cities evolve dynamically.
Train Simulator Classic 2024
Celebrate 15 years of the ultimate railway hobby! Learn to operate officially licensed locomotives from historic steam to modern day electrics and explore realistic detailed routes from around the world. Train Simulator Classic 2024 is the simulation made by railfans for railfans.Most played games like Citadelum on Steam
Take a look at the top games like Citadelum that are currently attracting the largest player bases on the Steam platform, as of April 30th 2025.
1. RimWorld
Similarity 51% 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 208,163 reviews of which 203,940 were positive and 4,223 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 Citadelum, thanks to its 18,188 peak concurrent players over the last day.
9.7
203,940
4,223
18,188
players
2. Factorio
Similarity 59% 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 213,390 reviews of which 206,974 were positive and 6,416 were negative resulting in an impressive rating of 9.6 out of 10. While seeing 13,456 players online at once in the last 24 hours, this game is currently ranked #2 among games like Citadelum based on player count.
9.6
206,974
6,416
13,456
players
3. Cities: Skylines
Similarity 60% 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 274,208 reviews of which 254,907 were positive and 19,301 were negative resulting in an impressive rating of 9.2 out of 10. While seeing 5,517 players online at once in the last 24 hours, this game is currently ranked #3 among games like Citadelum based on player count.
9.2
254,907
19,301
5,517
players
4. Victoria 3
Similarity 53% Paradox Development Studio invites you to build your ideal society in the tumult of the exciting and transformative 19th century. Balance the competing interests in your society and earn your place in the sun in Victoria 3, one of the most anticipated games in Paradox’s history. Victoria 3 is a grand strategy, economy and historical game developed by Paradox Development Studio and published by Paradox Interactive. Released on October 25th 2022 has received 51,921 reviews of which 34,526 were positive and 17,395 were negative resulting in a rating of 6.6 out of 10. With 3,731 concurrent players in the last 24 hours, the game currently holds the #4 spot among the most played games like Citadelum.
6.6
34,526
17,395
3,731
players
5. inZOI
Similarity 50% "Every life becomes a story" Create your unique story by controlling and observing the lives of 'Zois'. Customize characters and build houses using inZOI's easy-to-use tools to live the life of your dreams and experience the different emotions of life created by its deep and detailed simulation. inZOI is a life sim, character customization and realistic game developed by inZOI Studio and published by KRAFTON and Inc.. Released on March 27th 2025 has received 18,767 reviews of which 15,429 were positive and 3,338 were negative resulting in a rating of 8.1 out of 10. With 3,110 concurrent players in the last 24 hours, the game currently holds the #5 spot among the most played games like Citadelum.
8.1
15,429
3,338
3,110
players
6. Age of Empires III: Definitive Edition
Similarity 56% Age of Empires III: Definitive Edition offers players a trial of this historical single & multiplayer RTS experience. *Note: To unlock all features of the game please see the “Base Game” product. Age of Empires III: Definitive Edition is a strategy, base-building and rts game developed by World's Edge, Tantalus Media and Forgotten Empires and published by Xbox Game Studios. Released on October 15th 2020 has received 47,757 reviews of which 40,389 were positive and 7,368 were negative resulting in a rating of 8.3 out of 10. With 3,077 concurrent players in the last 24 hours, the game currently holds the #6 spot among the most played games like Citadelum.
8.3
40,389
7,368
3,077
players
7. Planet Zoo
Similarity 54% 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 87,057 reviews of which 79,305 were positive and 7,752 were negative resulting in a rating of 9.0 out of 10. With 2,455 concurrent players in the last 24 hours, the game currently holds the #7 spot among the most played games like Citadelum.
9.0
79,305
7,752
2,455
players
8. Anno 1800
Similarity 55% 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 24,406 reviews of which 19,801 were positive and 4,605 were negative resulting in a rating of 8.0 out of 10. With 2,240 concurrent players in the last 24 hours, the game currently holds the #8 spot among the most played games like Citadelum.
8.0
19,801
4,605
2,240
players
9. Manor Lords
Similarity 68% 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 70,793 reviews of which 61,238 were positive and 9,555 were negative resulting in a rating of 8.5 out of 10. With 2,051 concurrent players in the last 24 hours, the game currently holds the #9 spot among the most played games like Citadelum.
8.5
61,238
9,555
2,051
players
10. Transport Fever 2
Similarity 60% 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 27,162 reviews of which 24,538 were positive and 2,624 were negative resulting in a rating of 8.9 out of 10. With 1,867 concurrent players in the last 24 hours, the game currently holds the #10 spot among the most played games like Citadelum.
8.9
24,538
2,624
1,867
players
Best deals on games like Citadelum on Steam
Discover fantastic savings with the best discounts on a variety of games like Citadelum available on Steam right now, updated on April 30th 2025. Looking for even more deals? Use the search filters to explore a wider range of discounted games like Citadelum.
1. Lords and Villeins
Similarity 50% 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 867 reviews of which 628 were positive and 239 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 Citadelum.
7.0
628
239
-96%
27.50€
1.10€
2. Founders' Fortune
Similarity 53% 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 2,099 reviews of which 1,690 were positive and 409 were negative resulting in a rating of 7.8 out of 10. Thanks to its incredible 95% discount, this game is now the #2 best deal in games like Citadelum.
7.8
1,690
409
-95%
20.00€
1.00€
3. Rise of Industry
Similarity 60% 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 4,091 reviews of which 2,996 were positive and 1,095 were negative resulting in a rating of 7.1 out of 10. Thanks to its incredible 95% discount, this game is now the #3 best deal in games like Citadelum.
7.1
2,996
1,095
-95%
31.60€
1.58€
4. Snowtopia: Ski Resort Builder
Similarity 66% 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 1,169 reviews of which 717 were positive and 452 were negative resulting in a rating of 6 out of 10. Currently offered at a significant 94% discount, this title has earned the #4 position in the best deals for games like Citadelum.
6
717
452
-94%
19.83€
1.19€
5. Railway Empire
Similarity 55% In Railway Empire, you will create an elaborate and wide-ranging rail network, purchase over 40 different trains modelled in extraordinary detail, and buy or build railway stations, maintenance buildings, factories and tourist attractions to keep your travel network ahead of the competition. Railway Empire is a strategy, simulation and management game developed by Gaming Minds Studios and published by Kalypso Media. Released on January 26th 2018 has received 9,386 reviews of which 7,770 were positive and 1,616 were negative resulting in a rating of 8.1 out of 10. Currently offered at a significant 93% discount, this title has earned the #5 position in the best deals for games like Citadelum.
8.1
7,770
1,616
-93%
31.14€
2.18€
6. Stronghold Crusader 2
Similarity 54% 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 16,945 reviews of which 12,225 were positive and 4,720 were negative resulting in a rating of 7.1 out of 10. Currently offered at a significant 93% discount, this title has earned the #6 position in the best deals for games like Citadelum.
7.1
12,225
4,720
-93%
34.57€
2.42€
7. Pure Farming 2018
Similarity 53% Use the latest technology and state-of-the-art licensed machines to manage all aspects of modern farming. Travel between Europe, Asia, and both Americas to plant region-specific crops such as hemp, coffee beans, and olives. Farm your way thanks to three unique game modes tailored to both simulation veterans and newcomers to farming games. Pure Farming 2018 is a farming sim, simulation and open world game developed by Ice Flames and published by Techland Publishing. Released on March 13th 2018 has received 1,636 reviews of which 1,197 were positive and 439 were negative resulting in a rating of 7.1 out of 10. Currently offered at a significant 93% discount, this title has earned the #7 position in the best deals for games like Citadelum.
7.1
1,197
439
-93%
20.57€
1.44€
8. Cartel Tycoon
Similarity 53% 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. Cartel Tycoon is a top-down, rts and resource management game developed by Moon Moose and published by tinyBuild. Released on July 26th 2022 has received 3,518 reviews of which 2,687 were positive and 831 were negative resulting in a rating of 7.4 out of 10. Currently offered at a significant 92% discount, this title has earned the #8 position in the best deals for games like Citadelum.
7.4
2,687
831
-92%
28.25€
2.26€
9. Parkasaurus
Similarity 51% Parkasaurus is a dinosaur tycoon management simulation where you take care of your dinosaurs by constructing well-designed exhibits, researching specialized technologies, and maximizing profits to expand into the ultimate dinosaur theme park. Do you favor development for guests or your dinosaurs? Parkasaurus is a management, city builder and dinosaurs game developed and published by Washbear Studio. Released on August 12th 2020 has received 3,010 reviews of which 2,810 were positive and 200 were negative resulting in a rating of 9.0 out of 10. Currently offered at a significant 90% discount, this title has earned the #9 position in the best deals for games like Citadelum.
9.0
2,810
200
-90%
20.10€
2.01€
10. Prison Architect
Similarity 63% Only the world’s most ruthless Warden can contain the world’s most ruthless inmates. Design and develop your personalized penitentiary in Prison Architect. Prison Architect is a simulation, building and sandbox game developed by Double Eleven and Introversion Software and published by Paradox Interactive. Released on October 06th 2015 has received 72,107 reviews of which 64,262 were positive and 7,845 were negative resulting in a rating of 8.8 out of 10. Currently offered at a significant 90% discount, this title has earned the #10 position in the best deals for games like Citadelum.
8.8
64,262
7,845
-90%
24.80€
2.48€
Free games like Citadelum on Steam
Check out this fantastic list of free-to-play games like Citadelum you can enjoy on Steam right now, updated on April 30th 2025. Looking for even more free titles? Use the search filters to explore a wider range of free to play games like Citadelum.
1. Age of Empires III: Definitive Edition
Similarity 56% Age of Empires III: Definitive Edition offers players a trial of this historical single & multiplayer RTS experience. *Note: To unlock all features of the game please see the “Base Game” product. Age of Empires III: Definitive Edition is a strategy, base-building and rts game developed by World's Edge, Tantalus Media and Forgotten Empires and published by Xbox Game Studios. Released on October 15th 2020 has received 47,757 reviews of which 40,389 were positive and 7,368 were negative resulting in a rating of 8.3 out of 10. With 3,077 active players enjoying it for free, this strategy game has reached the #1 spot among the top free games like Citadelum.
8.3
40,389
7,368
3,077
players
2. OpenTTD
Similarity 61% 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 14,214 reviews of which 13,670 were positive and 544 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 377, this game has secured the #2 spot in the ranking of free games like Citadelum.
9.4
13,670
544
377
players
3. Simutrans
Similarity 61% 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 #3 spot among the most played free games like Citadelum.
7.2
465
151
15
players
4. Oxygen: First Breath
Similarity 53% 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 city builder game developed by Turquoise Revival Games and published by GrabTheGames and UpgradePoint. Released on October 07th 2022 has received 1,586 reviews of which 1,425 were positive and 161 were negative resulting in a rating of 8.6 out of 10. The game currently holds the #4 spot among the most played free games like Citadelum.
8.6
1,425
161
4
players
5. Home Wind
Similarity 50% Home Wind is a minimalist, relaxing and cozy city builder about creating large settlements based on proximity tactics. All for free! Home Wind is a city builder, minimalist and strategy game developed and published by Adi Zhavo. Released on March 10th 2022 has received 806 reviews of which 728 were positive and 78 were negative resulting in a rating of 8.5 out of 10. The game currently holds the #5 spot among the most played free games like Citadelum.
8.5
728
78
6. Smart Factory Tycoon: Beginnings
Similarity 51% 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 495 reviews of which 384 were positive and 111 were negative resulting in a rating of 7.3 out of 10. The game currently holds the #6 spot among the most played free games like Citadelum.
7.3
384
111