Free City Builder Games on Steam
Steam currently has 2,697 City Builder games available to download and play. Explore our list of the best free games ranked by popularity and ratings. Data for this list is calculated from reviews and player counts reported directly by Steam and will be updated in real-time. Free City Builder game rankings were last updated on 1/25/2026.
Looking for more? Explore other lists such as:
- Best city builder games on Steam
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- Free Steam games
- Most played Steam games
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1. Heartopia
Welcome to Heartopia, a multiplayer life simulation game crafted for creativity, freedom, and peace. Build your dream home, explore a wide range of hobbies, and forge warm connections with friends in a town full of endless possibilities.
Heartopia holds the #1 spot for "best free City Builder game on Steam" with a Player Score of 67. Its score was calculated by analyzing a total of 3,450 reviews on Steam. This breaks down to a total of 2,385 positive reviews and 1,065 negative reviews — making it "Mixed" on Steam.
It can be played and ran on Windows systems. At the moment, there is no confirmed information regarding Steam Deck support for this game.
| Release Date | 1/17/2026 |
| Franchise | XD International |
| Developer | XD |
| Publisher | XD |
| Steam App Id | 4025700 |
2. 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 has achieved a Player Score of 84, placing it in the #2 spot for the best free City Builder games. Its score was calculated by analyzing a total of 51,847 reviews on Steam. This breaks down to a total of 44,191 positive reviews and 7,656 negative reviews — making it "Very Positive" on Steam.
It can be played and ran on Windows systems. At the moment, it is possible to play Age of Empires III: Definitive Edition on the Steam Deck (though some functionality may be limited).
| Release Date | 10/15/2020 |
| Franchise | Age of Empires Franchise |
| Developers | |
| Publisher | Xbox Game Studios |
| Steam App Id | 933110 |
3. March of Empires
Claim your title as Shogun, Highland King, Northern Tsar or Desert Sultan and join this genre-redefining strategy game where you will wage constant war for real territorial conquest! Fortify your castle, fuel a massive army, and enter the ultimate fight for realm domination!
March of Empires has achieved a Player Score of 62, placing it in the #3 spot for the best free City Builder games. Its score was calculated by analyzing a total of 1,769 reviews on Steam. This breaks down to a total of 1,118 positive reviews and 651 negative reviews — making it "Mixed" on Steam.
It can be played and ran on Windows systems. At the moment, it is possible to play March of Empires on the Steam Deck (though some functionality may be limited).
4. 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.
OpenTTD has achieved a Player Score of 94, placing it in the #4 spot for the best free City Builder games. Its score was calculated by analyzing a total of 15,740 reviews on Steam. This breaks down to a total of 15,141 positive reviews and 599 negative reviews — making it "Overwhelmingly Positive" on Steam.
It can be played and ran on Windows, Mac, and Linux systems. At the moment, it is possible to play OpenTTD on the Steam Deck (though some functionality may be limited).
5. Cividle
CivIdle is an idle/incremental game that allows you to lead your own civilization through thousands of years from ancient times to the modern era. Expand your territory, explore a vast tech tree, build various wonders, and trade with global players: empire must grow and numbers must go up!
Cividle has achieved a Player Score of 72, placing it in the #5 spot for the best free City Builder games. Its score was calculated by analyzing a total of 902 reviews on Steam. This breaks down to a total of 681 positive reviews and 221 negative reviews — making it "Mostly Positive" on Steam.
It can be played and ran on Windows, Mac, and Linux systems. At the moment, it is possible to play Cividle on the Steam Deck (though some functionality may be limited).
| Release Date | 12/5/2025 |
| Franchise | Fish Pond Studio |
| Developers | |
| Publisher | Fish Pond Studio |
| Steam App Id | 2181940 |
6. Realm Grinder
Grow your realm, build alliances, and explore one of the deepest idle RPGs ever!
Realm Grinder has achieved a Player Score of 84, placing it in the #6 spot for the best free City Builder games. Its score was calculated by analyzing a total of 7,311 reviews on Steam. This breaks down to a total of 6,356 positive reviews and 955 negative reviews — making it "Very Positive" on Steam.
It can be played and ran on both Windows and Mac systems. Valve has also verified it as playable on the Steam Deck and will run well.
| Release Date | 6/15/2017 |
| Franchise | Kongregate |
| Developer | Divine Games |
| Publisher | Kongregate |
| Steam App Id | 610080 |
7. Game of Thrones Winter is Coming
Game of Thrones Winter is Coming is a PC strategy game based on the HBO drama television series, officially licensed by Warner Bros. Interactive Entertainment under HBO, and developed and published by YOOZOO Games. Interactive Entertainment and HBO.
Game of Thrones Winter is Coming has achieved a Player Score of 60, placing it in the #7 spot for the best free City Builder games. Its score was calculated by analyzing a total of 2,686 reviews on Steam. This breaks down to a total of 1,643 positive reviews and 1,043 negative reviews — making it "Mixed" on Steam.
It can be played and ran on Windows systems. At the moment, it is possible to play Game of Thrones Winter is Coming on the Steam Deck (though some functionality may be limited).
| Release Date | 11/14/2019 |
| Developer | YOUZU (SINGAPORE) PTE. LTD. |
| Publisher | YOUZU (SINGAPORE) PTE. LTD. |
| Steam App Id | 1105420 |
8. Battle Nations
Battle Nations is back! Build your empire and lead your armies to victory! Choose from traditional troops and vehicles or unleash exotic forces like mammoths, velociraptors, sandworms, and futuristic plasma units!
Battle Nations has achieved a Player Score of 70, placing it in the #8 spot for the best free City Builder games. Its score was calculated by analyzing a total of 1,759 reviews on Steam. This breaks down to a total of 1,279 positive reviews and 480 negative reviews — making it "Mostly Positive" on Steam.
It can be played and ran on Windows, Mac, and Linux systems. At the moment, it is possible to play Battle Nations on the Steam Deck (though some functionality may be limited).
| Release Date | 9/18/2014 |
| Developer | Madrona Games Inc |
| Publisher | Madrona Games Inc |
| Steam App Id | 251670 |
9. Galaxy Life
The universe is full of Starlings, tiny orange aliens that want to take over the galaxy. Create your own space colony, fight epic battles and discover new planets. Train your soldiers, develop your technology and create unimaginable gadgets. Enjoy this huge social game with friends!
Galaxy Life has achieved a Player Score of 89, placing it in the #9 spot for the best free City Builder games. Its score was calculated by analyzing a total of 8,317 reviews on Steam. This breaks down to a total of 7,617 positive reviews and 700 negative reviews — making it "Very Positive" on Steam.
It can be played and ran on both Windows and Linux systems. At the moment, it is possible to play Galaxy Life on the Steam Deck (though some functionality may be limited).
| Release Date | 8/31/2022 |
| Developer | Phoenix Network |
| Publisher | Phoenix Network |
| Steam App Id | 1927780 |
10. Bloons Monkey City
Create, upgrade, and customize your very own Bloons Monkey City in this groundbreaking blend of city building and tower defense awesomeness!
Bloons Monkey City has achieved a Player Score of 88, placing it in the #10 spot for the best free City Builder games. Its score was calculated by analyzing a total of 6,508 reviews on Steam. This breaks down to a total of 5,927 positive reviews and 581 negative reviews — making it "Very Positive" on Steam.
It can be played and ran on both Windows and Mac systems. At the moment, it is possible to play Bloons Monkey City on the Steam Deck (though some functionality may be limited).
| Release Date | 4/10/2020 |
| Franchise | Ninja Kiwi Games |
| Developer | Ninja Kiwi |
| Publisher | Ninja Kiwi |
| Steam App Id | 1252780 |
More Free City Builder Games
Explore even more rankings for the 100 best free City Builder games available on Steam.
| Image | Name | Actions | ||||
|---|---|---|---|---|---|---|
| 32,437 | 1/17/2026 | 67 | Free | Steam Charts | |
| 3,517 | 10/15/2020 | 84 | Free | Steam Charts | |
| 614 | 12/11/2017 | 62 | Free | Steam Charts | |
| 577 | 4/1/2021 | 94 | Free | Steam Charts | |
| 553 | 12/5/2025 | 72 | Free | Steam Charts | |
| 499 | 6/15/2017 | 84 | Free | Steam Charts | |
| 390 | 11/14/2019 | 60 | Free | Steam Charts | |
| 378 | 9/18/2014 | 70 | Free | Steam Charts | |
| 286 | 8/31/2022 | 89 | Free | Steam Charts | |
| 284 | 4/10/2020 | 88 | Free | Steam Charts | |
 | 261 | 7/30/2025 | 83 | Free | Steam Charts | |
 | 254 | 2/28/2012 | 63 | Free | Steam Charts | |
 | 241 | 11/30/2021 | 68 | Free | Steam Charts | |
 | 198 | 8/10/2021 | 68 | Free | Steam Charts | |
 | 169 | 8/2/2023 | 56 | Free | Steam Charts | |
 | 146 | 9/4/2024 | 69 | Free | Steam Charts | |
 | 130 | 5/16/2022 | 62 | Free | Steam Charts | |
 | 122 | 9/8/2025 | 61 | Free | Steam Charts | |
 | 112 | 7/17/2025 | 76 | Free | Steam Charts | |
![Kink.inc [18+] steam charts](https://shared.akamai.steamstatic.com/store_item_assets/steam/apps/2190210/header.jpg) | 96 | 3/20/2023 | 52 | Free | Steam Charts |
Soures & References
Steambase has best-in-class data powered directly by Steam, our data partners, and in-house experts. Player counts and rankings are enriched, analyzed, and updated in real-time to ensure we surface the most up-to-date insights. Learn more about the Steambase approach to data collection and our review methodology.
- Valve Corporation. (2026, January 25). Steam Store. Steam Store.
- Valve Corporation. (2026, January 25). Heartopia on Steam. Steam Store.
- Valve Corporation. (2026, January 21). Age of Empires III: Definitive Edition on Steam. Steam Store.
- Valve Corporation. (2025, December 19). March of Empires on Steam. Steam Store.
- Valve Corporation. (2026, January 25). OpenTTD on Steam. Steam Store.
- Valve Corporation. (2026, January 20). Cividle on Steam. Steam Store.
- Valve Corporation. (2026, January 23). Realm Grinder on Steam. Steam Store.
- Valve Corporation. (2026, January 22). Game of Thrones Winter is Coming on Steam. Steam Store.
- Valve Corporation. (2026, January 26). Battle Nations on Steam. Steam Store.
- Valve Corporation. (2025, September 30). Galaxy Life on Steam. Steam Store.
- Valve Corporation. (2025, October 22). Bloons Monkey City on Steam. Steam Store.