Discounted Base-Building Games on Steam

Unlike generic lists, our strategy game recommendations use a rigorous analysis of Steam user reviews to identify and feature only the best, community-validated base-building games. For those who prefer not to search, lists of the most played, top deals and best free base-building games are available at the bottom of the page.

Filters & Lists
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.

Price -98% 0.62€
Rating 7.1
Release 02 May 2019
Fade to Silence Fade to Silence is a single-player and co-op survival adventure set in a post-apocalyptic world that is frozen in an eternal winter. Snow and ice have shaped a merciless landscape. Nature is corrupted. Monstrous creatures out of an Eldritch horror dream roam the frozen wasteland.

Price -86% 4.23€
Rating 6.1
Release 30 Apr 2019
Forager The highly popular and quirky "idle game that you want to actively keep playing". Explore, craft, gather & manage resources, find secrets and build your base out of nothing! Buy land to explore and expand!

Price -44% 11.23€
Rating 8.8
Release 18 Apr 2019
MarZ: Tactical Base Defense Build your defense base to fight back the undead hordes of Mars and secure the future of the red planet. MarZ is a game of strategy and tactical defense where you must carefully manage your crew and resources as you try to uncover the terrible secrets of the undead.

Price -76% 4.87€
Rating 7.5
Release 04 Apr 2019
WAR PARTY War Party is a strategy game where you enter a prehistoric world of Dinosaurs, Cavemen and Magic! Build up your chosen faction, gather resources, explore the land and command them against enemy tribes and wildlife! Will your story be about Life, Death or Balance? Can you survive?

Price -71% 2.97€
Rating 6.6
Release 28 Mar 2019
ASTRONEER Interact with strange new worlds in a unique and tactile way, molding the environment itself as if it were clay in your hands. Build your base, master resource management, automate your production lines, and more as you unravel the mysteries of the universe, alone or with friends.

Price -77% 6.99€
Rating 9.1
Release 05 Feb 2019
Volcanoids A base-building open-world survival shooter that replaces your typical base with a giant drill. Alone or with friends, explore an island plagued by eruptions, upgrade your drill, and fight robots to uncover what's been hiding beneath the surface.

Price -57% 7.36€
Rating 8.1
Release 29 Jan 2019
Medieval Kingdom Wars Rewrite medieval history through bloody siege combat in a fusion of RTS and Grand Strategy genres. Rule, build, and serve your King as a minor lord in medieval Europe. Experience siege, field and naval combat with an unseen degree of brutality. Rogue-like progression, epic towns and battles await…

Price -96% 0.63€
Rating 7.4
Release 03 Jan 2019
Kingdom Two Crowns Gather coins, build defenses and reclaim your fallen Kingdom. Explore and uncover secrets, unlock new technologies and protect your crown versus waves of Greed monsters that come at night. Kingdom is a solo or co-op micro-strategy and tower defense game set in an atmospheric pixel world.

Price -85% 3.05€
Rating 8.6
Release 11 Dec 2018
Kenshi 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.

Price -48% 14.09€
Rating 9.4
Release 06 Dec 2018
X4: Foundations Thrilling space battles meet deep strategy. X4 invites you to explore, fight, trade, and build an empire in a dynamic, fully simulated space sandbox, where every decision shapes your journey. Now featuring the 2025 flight model overhaul.

Price -83% 8.94€
Rating 7.8
Release 30 Nov 2018
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.

Price -91% 2.13€
Rating 8.1
Release 24 Oct 2018
RimWorld 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.

Price -30% 22.44€
Rating 9.7
Release 17 Oct 2018
Terraforming Mars The taming of the Red Planet has begun! Corporations are competing to transform Mars into a habitable planet by spending vast resources and using innovative technology to raise temperature, create a breathable atmosphere, and make oceans of water.

Price -97% 0.75€
Rating 7.0
Release 17 Oct 2018
Niffelheim Your avatar is a brave warrior who has fallen in battle. But instead of well-deserved peace in Asgard, his soul is trapped in the harsh world of Niffelheim. Survive in this hostile world, ransack the neighbor lands, explore dangerous dungeons and find your way to Valhalla

Price -97% 0.72€
Rating 6.9
Release 26 Sep 2018
Bunker Punks Bunker Punks is a fast paced rogue-light FPS set in a dystopian future. Run a group of revolutionaries and raid corporate strongholds for supplies, weapons and armor. Customize your bunker, train your gang and tear down the corporate government.

Price -95% 0.81€
Rating 6.8
Release 28 May 2018
Ancestors Legacy Ancestors Legacy is a squad-based real time strategy with a strong focus on tactics. Inspired by medieval European history, it brings to life four different nations and their conflicts, usually solved by war.

Price -95% 1.85€
Rating 7.7
Release 22 May 2018
House Flipper House Flipper is a unique chance to become a one-man renovation crew. Buy, repair and remodel devastated houses. Give them a second life and sell them at a profit!

Price -88% 3.00€
Rating 9.3
Release 17 May 2018
MachiaVillain Machiavillain is an evil mansion management and strategy game, inspired by Dungeon Keeper, Prison Architect and all the horror movie clichés! Build your own manor, raise your monsters, set up your traps, and exterminate your victims. But to gain reputation you'll have to slay by the horror movie rules!

Price -89% 2.37€
Rating 6.4
Release 16 May 2018
A Total War Saga: THRONES OF BRITANNIA From the multi-award-winning strategy series, A Total War Saga: Thrones of Britannia combines huge real-time battles with engrossing turn-based campaign, set at a critical flashpoint in history. Anglo-Saxons, Gaelic clans and Viking settlers clash for control. What Kingdom will you build?

Price -75% 9.99€
Rating 6.9
Release 02 May 2018
Frostpunk 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?

Price -97% 0.92€
Rating 9.1
Release 24 Apr 2018
Steampunk Tower 2 Steampunk Tower 2 is an action-strategy game set in the alternative Steampunk universe. In Lord Bingham’s military service there is a new secret weapon under your command, the gigantic aircraft Carrier transporting the Battle Tower.

Price -62% 3.04€
Rating 7.1
Release 19 Apr 2018
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.

Price -79% 6.44€
Rating 8.3
Release 15 Mar 2018
Northgard Northgard is a critically acclaimed strategy game based on Norse mythology. Lead your clan, uncover the secrets of a mysterious newfound continent and defeat your enemies to conquer the Throne!

Price -82% 5.14€
Rating 8.5
Release 07 Mar 2018

Most played base-building games on Steam

Take a look at the top base-building games that are currently attracting the largest player bases on the Steam platform, as of June 16th 2025.

1. RimWorld

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 base-building game, thanks to its 26,435 peak concurrent players over the last day.
9.7
206,216
4,301

26,435
players

2. Satisfactory

Satisfactory is a first-person open-world factory building game with a dash of exploration and combat. Play alone or with friends, explore an alien planet, create multi-story factories, and enter conveyor belt heaven! 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 232,064 reviews of which 225,479 were positive and 6,585 were negative resulting in an impressive rating of 9.6 out of 10. While seeing 25,987 players online at once in the last 24 hours, this game is currently ranked #2 among base-building games based on player count.
9.6
225,479
6,585

25,987
players

3. 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. Factorio is a automation, base-building and resource management game developed and published by Wube Software LTD.. Released on August 14th 2020 has received 215,209 reviews of which 208,770 were positive and 6,439 were negative resulting in an impressive rating of 9.6 out of 10. While seeing 18,640 players online at once in the last 24 hours, this game is currently ranked #3 among base-building games based on player count.
9.6
208,770
6,439

18,640
players

4. Age of Empires II: Definitive Edition

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. With 15,584 concurrent players in the last 24 hours, the game currently holds the #4 spot among the most played base-building games.
9.4
154,061
8,401

15,584
players

5. Enshrouded

You are Flameborn, last ember of hope of a dying race. Awaken, survive the terror of a corrupting fog, and reclaim the lost beauty of your kingdom. Venture into a vast world, vanquish punishing bosses, build grand halls and forge your path in this co-op survival action RPG for up to 16 players. Enshrouded is a open world, survival and base-building game developed and published by Keen Games GmbH. Released on January 24th 2024 has received 78,080 reviews of which 67,486 were positive and 10,594 were negative resulting in a rating of 8.5 out of 10. With 10,166 concurrent players in the last 24 hours, the game currently holds the #5 spot among the most played base-building games.
8.5
67,486
10,594

10,166
players

6. V Rising

Awaken as a Vampire. Hunt for blood in nearby settlements to regain your strength and evade the scorching sun to survive. Raise your castle and thrive in an ever-changing, open world full of mystery. Gain allies online and conquer the land of the living. V Rising is a survival, open world and base-building game developed and published by Stunlock Studios. Released on May 08th 2024 has received 119,440 reviews of which 106,197 were positive and 13,243 were negative resulting in a rating of 8.8 out of 10. With 9,565 concurrent players in the last 24 hours, the game currently holds the #6 spot among the most played base-building games.
8.8
106,197
13,243

9,565
players

7. Oxygen Not Included

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. With 9,142 concurrent players in the last 24 hours, the game currently holds the #7 spot among the most played base-building games.
9.5
124,220
4,170

9,142
players

8. Grounded

The world is a vast, beautiful and dangerous place – especially when you have been shrunk to the size of an ant. Can you thrive alongside the hordes of giant insects, fighting to survive the perils of the backyard? Grounded is a survival, multiplayer and co-op game developed by Obsidian Entertainment and published by Xbox Game Studios. Released on September 27th 2022 has received 84,517 reviews of which 75,482 were positive and 9,035 were negative resulting in a rating of 8.8 out of 10. With 7,885 concurrent players in the last 24 hours, the game currently holds the #8 spot among the most played base-building games.
8.8
75,482
9,035

7,885
players

9. Age of Empires IV: Anniversary Edition

Celebrating its first year of delighting millions of global players, the award-winning and best-selling strategy franchise continues with Age of Empires IV: Anniversary Edition, putting you at the center of even more epic historical battles that shaped the world. Age of Empires IV: Anniversary Edition is a strategy, rts and base-building game developed by Relic Entertainment, Forgotten Empires, Climax Studios and World's Edge and published by Xbox Game Studios. Released on October 28th 2021 has received 80,870 reviews of which 69,559 were positive and 11,311 were negative resulting in a rating of 8.5 out of 10. With 6,242 concurrent players in the last 24 hours, the game currently holds the #9 spot among the most played base-building games.
8.5
69,559
11,311

6,242
players

10. The Planet Crafter

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 survival game developed and published by Miju Games. Released on April 10th 2024 has received 54,316 reviews of which 52,168 were positive and 2,148 were negative resulting in an impressive rating of 9.4 out of 10. With 6,067 concurrent players in the last 24 hours, the game currently holds the #10 spot among the most played base-building games.
9.4
52,168
2,148

6,067
players

Best deals on base-building games on Steam

Discover fantastic savings with the best discounts on a variety of base-building games 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 base-building games.

1. 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! Nova Lands is a automation, base-building and sandbox game developed by BEHEMUTT and published by HypeTrain Digital. Released on June 22nd 2023 has received 2,823 reviews of which 2,546 were positive and 277 were negative resulting in a rating of 8.7 out of 10. Featuring a massive 99% discount, this game currently holds the #1 spot in the best deals for base-building category.
8.7
2,546
277

-99% 19.99€ 0.37€

2. Founders' Fortune

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. Thanks to its incredible 99% discount, this game is now the #2 best deal in base-building games.
7.7
1,699
415

-99% 18.99€ 0.26€

3. Ashes of the Singularity: Escalation

A massive-scale real-time strategy game where you command entire armies on a dynamic battlefield. Conquer multiple worlds across several single-player campaigns; or play with your friends in multiplayer combat. Ashes of the Singularity: Escalation is a rts, base-building and pvp game developed by Stardock Entertainment and Oxide Games and published by Stardock Entertainment. Released on November 10th 2016 has received 4,772 reviews of which 3,548 were positive and 1,224 were negative resulting in a rating of 7.2 out of 10. Thanks to its incredible 99% discount, this game is now the #3 best deal in base-building games.
7.2
3,548
1,224

-99% 28.99€ 0.56€

4. Honey, I Joined a Cult

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. Currently offered at a significant 99% discount, this title has earned the #4 position in the best deals for base-building games.
7.1
1,279
453

-99% 21.99€ 0.40€

5. Patch Quest

In a labyrinth surrounded by vicious monsters, Explorers must rely on their Lasso to survive! Capture and tame ANY monster to leap, glide, surf, tunnel and websling through a treacherous, patchwork maze. This roguelike/metroidvania seems cute, but it’s a deceptively difficult bullet-hell challenge! Patch Quest is a adventure, creature collector and rogue-lite game developed by Lychee Game Labs and published by Curve Games. Released on March 02nd 2023 has received 2,647 reviews of which 2,479 were positive and 168 were negative resulting in a rating of 9.0 out of 10. Currently offered at a significant 98% discount, this title has earned the #5 position in the best deals for base-building games.
9.0
2,479
168

-98% 14.99€ 0.34€

6. Black Skylands

Become the captain of an airship and explore the world of the skies, gather resources and build powerful weapons, uncover ancient secrets and fight beneath your ship's sails. Black Skylands is a pixel graphics, open world and sandbox game developed by Hungry Couch Games and published by tinyBuild. Released on August 15th 2023 has received 3,894 reviews of which 3,236 were positive and 658 were negative resulting in a rating of 8.0 out of 10. Currently offered at a significant 98% discount, this title has earned the #6 position in the best deals for base-building games.
8.0
3,236
658

-98% 19.50€ 0.45€

7. CryoFall

CryoFall is a sci-fi colony simulation survival game set on a forgotten planet in a distant future. Master technology, agriculture, trading, industry, cybernetics, exploration, and more! CryoFall is a colony sim, crafting and pve game developed by AtomicTorch Studio and published by Daedalic Entertainment. Released on April 29th 2021 has received 6,167 reviews of which 4,856 were positive and 1,311 were negative resulting in a rating of 7.7 out of 10. Currently offered at a significant 98% discount, this title has earned the #7 position in the best deals for base-building games.
7.7
4,856
1,311

-98% 19.99€ 0.49€

8. Basement

Basement is a strategy game, where you start doing illegal business to fund the development of your dream video game. It won't be easy, so get ready to deal with other gangs, cops, crazy junkies, mysterious investor and even ghosts from the past. Basement is a management, strategy and crime game developed and published by Halfbus. Released on November 10th 2019 has received 2,204 reviews of which 1,554 were positive and 650 were negative resulting in a rating of 6.9 out of 10. Currently offered at a significant 98% discount, this title has earned the #8 position in the best deals for base-building games.
6.9
1,554
650

-98% 16.79€ 0.46€

9. The Hive

The Hive is a strategy game with RPG elements where you assume command as the insectoid hivemind. Build and expand your underground colony, harvest resources, and evolve your swarm using DNA. Will you survive in this hostile yet beautiful underworld? The Hive is a rts, strategy and rpg game developed and published by Skydome Entertainment. Released on August 25th 2016 has received 387 reviews of which 279 were positive and 108 were negative resulting in a rating of 6.8 out of 10. Currently offered at a significant 98% discount, this title has earned the #9 position in the best deals for base-building games.
6.8
279
108

-98% 19.99€ 0.51€

10. Garbage

Experience the struggle which a homeless man goes through in a humorous manner. Primitive elements of contemporary life that we take for granted, such as staying warm, well-nourished, and hygienic, will become an issue. Garbage is a simulation, management and strategy game developed by Homebased and published by GrabTheGames and UpgradePoint. Released on June 04th 2021 has received 1,117 reviews of which 746 were positive and 371 were negative resulting in a rating of 6.5 out of 10. Currently offered at a significant 98% discount, this title has earned the #10 position in the best deals for base-building games.
6.5
746
371

-98% 13.99€ 0.39€

Free base-building games on Steam

Check out this fantastic list of free-to-play base-building games 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 base-building games.

1. Age of Empires III: Definitive Edition

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 48,342 reviews of which 40,941 were positive and 7,401 were negative resulting in a rating of 8.3 out of 10. With 3,597 active players enjoying it for free, this strategy game has reached the #1 spot among the top free base-building games on Steam.
8.3
40,941
7,401

3,597
players

2. Shop Titans

Shop Titans is the ultimate RPG shopkeeper simulation. Craft powerful equipment, stock your shop and sell to aspiring heroes… at a markup! Hire heroes and explore dungeons to gather valuable materials to craft with. There’s never a dull moment in the world of Shop Titans! Shop Titans is a idler, shop keeper and medieval game developed and published by Kabam Games and Inc.. Released on May 05th 2020 has received 16,928 reviews of which 13,249 were positive and 3,679 were negative resulting in a rating of 7.7 out of 10. Thanks to its free to play tag and a daily player base of 3,127, this base-building game has secured the #2 spot in the ranking of free base-building games on Steam.
7.7
13,249
3,679

3,127
players

3. Fallout Shelter

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. Thanks to its free to play tag and a daily player base of 994, this base-building game has secured the #3 spot in the ranking of free base-building games on Steam.
8.7
65,847
8,601

994
players

4. War Selection

War Selection is a compelling RTS game featuring base building, resource extraction and warfare. Evolve from a stone age tribe to a distinct industrial nation with unique game mechanics and battle for supremacy with dozens of players on a unique procedurally generated map. War Selection is a strategy, base-building and free to play game developed and published by Glyph Worlds. Released on October 08th 2019 has received 21,854 reviews of which 18,745 were positive and 3,109 were negative resulting in a rating of 8.4 out of 10. Attracting a solid base of 486 players due to its free access, this strategy game has achieved the #4 position in the best free base-building games on Steam.
8.4
18,745
3,109

486
players

5. Pixel Starships

Pixel Starships is an FTL-style online sci-fi strategy builder and management game with a competitive PVP tournament. Set in the retro galaxy, your role is to explore space, meet aliens, and develop your ship, crew and AI. The game contains deep strategic and 4x elements. PSS is community-driven. Pixel Starships is a sci-fi, space and strategy game developed and published by SavySoda. Released on May 23rd 2023 has received 2,732 reviews of which 2,008 were positive and 724 were negative resulting in a rating of 7.1 out of 10. Attracting a solid base of 117 players due to its free access, this strategy game has achieved the #5 position in the best free base-building games on Steam.
7.1
2,008
724

117
players

6. Tribal Wars

Compete in hardcore PvP strategy in persistent game worlds where real time resource and troop management in coordination with other players is required to expand your kingdom from one village to hundreds as you conquer the map in this winner takes all medieval contest. Tribal Wars is a strategy, massively multiplayer and base-building game developed and published by InnoGames. Released on November 12th 2020 has received 738 reviews of which 531 were positive and 207 were negative resulting in a rating of 6.9 out of 10. The game currently holds the #6 spot among the most played free base-building games on Steam.
6.9
531
207

76
players

7. Kingdom: Classic

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 #7 spot among the most played free base-building games on Steam.
8.9
20,023
2,065

48
players

8. XERA: Survival

Action-focused, open world survival shooter, PvPvE against fellow mercenaries and lethal XOIDS. Raid for resources alone or with team-mates, build and defend your base, stash your gear and survive against the odds. You are the hunters. You are the hunted. And the robots never sleep… XERA: Survival is a base-building, open world survival craft and multiplayer game developed and published by Spotted Kiwi Interactive. Released on September 26th 2021 has received 7,774 reviews of which 5,185 were positive and 2,589 were negative resulting in a rating of 6.6 out of 10. The game currently holds the #8 spot among the most played free base-building games on Steam.
6.6
5,185
2,589

33
players

9. Warzone 2100

In the late 21st century, the world's civilizations are wiped out by a series of nuclear strikes, seemingly caused by a massive malfunction of the new NASDA (North American Strategic Defense Agency) strategic defense system. Warzone 2100 is a strategy, free to play and rts game developed by Pumpkin Studios, Underdone Gaming and Warzone 2100 Project and published by Underdone Gaming. Released on February 18th 2020 has received 1,500 reviews of which 1,355 were positive and 145 were negative resulting in a rating of 8.6 out of 10. The game currently holds the #9 spot among the most played free base-building games on Steam.
8.6
1,355
145

17
players

10. Space Commander: War and Trade

Fight, explore the stars, trade, and lead your fleet across the galaxySpace Commander: War and Trade is an ultimate single player space-sim featuring spectacular graphics, intuitive combat and deep mechanics. Space Commander: War and Trade is a action, rpg and base-building game developed and published by Home Net Games. Released on November 04th 2020 has received 656 reviews of which 442 were positive and 214 were negative resulting in a rating of 6.5 out of 10. The game currently holds the #10 spot among the most played free base-building games on Steam.
6.5
442
214

8
players