Free to Play Building Games on Steam
Check out this fantastic list of free-to-play building games you can enjoy on Steam right now, updated on July 31st 2025. Looking for even more free titles? Explore the complete list of the best free to play building games.
Lists & Categories
1. The Sims™ 4
Play with life and discover the possibilities. Unleash your imagination and create a world of Sims that’s wholly unique. Explore and customize every detail from Sims to homes–and much more. The Sims™ 4 is a game developed and published by . Released on June 18th 2020 has received 170,727 reviews of which 149,064 were positive and 21,663 were negative resulting in a rating of 8.6 out of 10. The game has hit the top spot as the #1 most played building game, thanks to its 31,702 peak concurrent players over the last day.
8.6
149,064
21,663
31,702
players
2. Muck
Muck is a survival-roguelike. Collect resources, find items & build a base to survive for as long as you can. Muck is a game developed and published by . Released on June 05th 2021 has received 176,718 reviews of which 165,334 were positive and 11,384 were negative resulting in an impressive rating of 9.2 out of 10. While seeing 972 players online at once in the last 24 hours, this game is currently ranked #2 among building games based on player count.
9.2
165,334
11,384
972
players
3. 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 is a game developed and published by . Released on April 01st 2021 has received 14,394 reviews of which 13,845 were positive and 549 were negative resulting in an impressive rating of 9.4 out of 10. While seeing 473 players online at once in the last 24 hours, this game is currently ranked #3 among building games based on player count.
9.4
13,845
549
473
players
4. Screw Drivers
Crazy physics and high-speed races! Craft vehicles cleverly by combining building blocks and mechanical parts to create powerful drivetrains. Unlock new parts, race for the gold, and challenge your friends in multiplayer. Screw Drivers is a game developed and published by . Released on June 20th 2024 has received 4,387 reviews of which 3,779 were positive and 608 were negative resulting in a rating of 8.3 out of 10. With 226 concurrent players in the last 24 hours, the game currently holds the #4 spot among the most played building games.
8.3
3,779
608
226
players
5. War Planet Online: Global Conquest
Build your army, dominate your region and lead your alliance to conquer the globe! War Planet Online: Global Conquest is a game developed and published by . Released on December 19th 2017 has received 911 reviews of which 579 were positive and 332 were negative resulting in a rating of 6.2 out of 10. With 181 concurrent players in the last 24 hours, the game currently holds the #5 spot among the most played building games.
6.2
579
332
181
players
6. Infinitode 2 - Infinite Tower Defense
Infinitode 2 - a strategy in the Tower Defense genre, in which the player will have to build towers to protect his base from endless waves of enemies. The game features huge maps, lots of towers, resource miners, upgrade tree and map editor. Infinitode 2 - Infinite Tower Defense is a game developed and published by . Released on May 06th 2021 has received 3,674 reviews of which 3,354 were positive and 320 were negative resulting in a rating of 8.8 out of 10. With 157 concurrent players in the last 24 hours, the game currently holds the #6 spot among the most played building games.
8.8
3,354
320
157
players
7. Global City
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 game developed and published by . Released on November 30th 2021 has received 1,215 reviews of which 849 were positive and 366 were negative resulting in a rating of 6.8 out of 10. With 140 concurrent players in the last 24 hours, the game currently holds the #7 spot among the most played building games.
6.8
849
366
140
players
8. Zoo 2: Animal Park
Zoo 2: Animal Park – Take care of wild and tame zoo animals in this animal game! Zoo 2: Animal Park is a game developed and published by . Released on August 24th 2020 has received 1,470 reviews of which 1,158 were positive and 312 were negative resulting in a rating of 7.6 out of 10. With 118 concurrent players in the last 24 hours, the game currently holds the #8 spot among the most played building games.
7.6
1,158
312
118
players
9. Idol Party
“WOW,you can really dance!” Welcome to IDOL PARTY. Immerse yourself in dance and song to find friends in this social game. Charm your love with moves and melodies, pledge togetherness, marry, and start a family. Tired? Farm or play mini-games for endless fun! Idol Party is a game developed and published by . Released on August 15th 2024 has received 539 reviews of which 401 were positive and 138 were negative resulting in a rating of 7.1 out of 10. The game currently holds the #9 spot among the most played building games.
7.1
401
138
90
players
10. Resonite
Enter a novel digital universe with infinite possibilities. Whether you resonate with people around the world in a casual conversation, playing games and socializing or you riff off each other when creating anything from art to programming complex games, you'll find your place here. Resonite is a game developed and published by . Released on October 06th 2023 has received 1,272 reviews of which 1,041 were positive and 231 were negative resulting in a rating of 7.8 out of 10. The game currently holds the #10 spot among the most played building games.
7.8
1,041
231
87
players
More Building & Related Games
Love Building games? Dive into even more! Our extensive collection is ready to be explored with these easy links. Filter by price, uncover new titles and grab incredible deals to pinpoint your ideal game.