Enter the creative paradise of Scrap Mechanic! Build fantastic machines, go on adventures with your friends and defend against waves of evil Farmbots in this imaginative multiplayer survival sandbox. With Scrap Mechanic’s powerful creation tools you can engineer your own adventures!
91%91% positive of 109,897 reviews1.4KPlaying now: 1,375$28.99
A sandbox battle simulator game where you can build your own shape-shifting warbots, program their AI, and watch them smash each other up on the battlefield! Join the battles yourself by taking control of the warbots! Use Steam Workshop to check out warbots created by players from around the world!
83%83% positive of 167 reviews7Playing now: 7$9.99
The world has ended. You are deep underground, and all alone with a cheery AI companion. You will have to mine and build to survive, and search for other survivors to help you. Will you be able to reach the surface? And what will you find when you get there?
79%79% positive of 123 reviews1Playing now: 1$19.99
Create your own prehistoric civilization and lead your tribe in a world you shape. Start with nothing, build towns and industry, and advance through thousands of years of technological breakthroughs in this intimate yet expansive colony sim.
78%78% positive of 2,076 reviews18Playing now: 18$24.99
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.
97%97% positive of 197,010 reviews21.9KPlaying now: 21,882$35
FIREWORKS MANIA is a small casual explosive simulator game where you play around with fireworks, create beautiful firework shows or just blow stuff up.
97%97% positive of 7,581 reviews60Playing now: 60$14.99
Make Mars your own! Take control of the world’s most sophisticated AI (AMI) and terraform the surface of the Red Planet for a city-building experience on a planetary scale. Transform this barren world into a lush paradise and explore the surface for any ancient secrets that may be waiting.
75%75% positive of 4,116 reviews64Playing now: 64$7.49
Besiege is a physics building game about constructing medieval machines to annihilate armies, obliterate castles and overcome challenging obstacles. Conquer the campaign or skirmish with friends in Multiplayer!
95%95% positive of 48,185 reviews169Playing now: 169$14.99
Share a Creative or Survival world in Space Engineers, where your group turns mined resources and block-by-block ideas into ships, bases, and missions.
89%89% positive of 102,794 reviews4.4KPlaying now: 4,445$19.99
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!
94%94% positive of 6,836 reviews129Playing now: 129$11.99
You have inherited your grandparents farm as they set off to travel the world. Work with Frank at the local construction shop to finish off the final touches on your new home. Aid Frank and Mayor Wilson in building up the town so it may reach it's full potential.
90%90% positive of 1,894 reviews10Playing now: 10$19.99
Contribute to the colonization of the universe. Get and process resources, develop your technologies. Achieve complete automation and build a portal to include another planet in the chain of worlds.
83%83% positive of 353 reviews16Playing now: 16$14.99
Build your own model railway tracks and scenery or explore pre-made maps, including 1000s of player-made maps and mods on the Steam Workshop! Play solo and in multiplayer, both in virtual reality and on PC!
96%96% positive of 2,483 reviews73Playing now: 73$24.99
Northgard: Definitive Edition is a critically acclaimed real-time 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!
85%85% positive of 54,588 reviews983Playing now: 983$9.79
Stationeers puts you in control of the construction and management of a space station to run by yourself or online with your friends. Complex atmospheric, electrical, manufacturing, agriculture, and gravitational systems require your thought and management at all times!
87%87% positive of 8,656 reviews415Playing now: 415$34.99
Unleash your creativity and strategic prowess in Forts, the exhilarating physics-based RTS! Design, construct, and customize imposing fortresses, bristling with devastating firepower, and blast your opponent’s buildings to rubble!
91%91% positive of 21,347 reviews471Playing now: 471$14.99
Construct and design buildings for optimal working conditions. Hire people to design and release software, so you can defeat the simulated competition and take over their businesses. Manage and educate your employees to make sure they are skilled and satisfied with their job.
94%94% positive of 7,625 reviews169Playing now: 169$22.99
Make your dream cars a reality with Automation’s unparalleled car and engine design tools. Gain a competitive edge through smart engineering and business decisions to help you build an automotive empire. Will you become an industry leader, or just a footnote in automotive history?
92%92% positive of 17,028 reviews655Playing now: 655$29.99