Sandbox Hidden Gems on Steam
Unlike generic lists, our game recommendations use a rigorous analysis of Steam user reviews to identify and feature only the best, community-validated sandbox games.
Filters & Lists
Loading...
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.
Blueprint Tycoon
Build your settlement, gather goods, ensure maximum efficiency and make a profit!
Way of the Samurai 3
Honour, sacrifice, betrayal… Your choices make you who you are. How will history remember you? Choose your friends and enemies carefully in a game where every decision has far-reaching consequences, and where finishing the game is just the beginning of your journey…
Balrum
Balrum is an old-school, turn-based, open world RPG with deep tactical combat. Explore a huge living fantasy world with dozens of side quests next to an epic main quest. Grow your own crops, build your home, and craft your own custom items.
5089: The Action RPG
5089 is a deep & complex action RPG featuring strong sandbox roots. VR is supported, but not required. Watch the tutorial & VR videos next to the trailer! Everything is procedurally generated, like terrain, enemies, weapons, items & quests. Planet Xax's war rages on... how is that possible?
Evochron Legacy SE
Advanced Space Flight, Combat, Trading, and Exploration Simulation. Set in a vast explorable universe, Evochron Legacy offers freeform gameplay with many diverse objectives and paths to choose from.
Astrox: Hostile Space Excavation
Exiled to a deep space mining sector, you are left with a crappy ship, a laser, and a small mining beam. It is up to you to survive by working your way through the galaxy. Mine asteroids, refine and trade the ore, buy upgrades for your ship, hunt pirates... you get it.
NEO AQUARIUM - The King of Crustaceans -
YOU GET TO CONTROL UNIQUE CREATURES LIKE LOBSTERS, CRABS AND BARNACLES, IN A WILD WATER WORLD THAT EXCEEDS ALL HUMAN SENSE.
SimpleRockets
I am excited to release my first game on Steam! SimpleRockets was released in 2013 for mobile and I've put a ton of work into it to get it ready for PC and Mac. It was inspired by KSP, and it offers a simpler 2D experience for building rockets and exploring space with realistic orbital mechanics.
Space Colony: Steam Edition
Space Colony: Steam Edition is a remaster of the real-time base builder and strategy game from Firefly Studios, creators of the Stronghold series. In Space Colony you colonize to survive, designing intergalactic bases that keep your crew productive, happy and defended against hostile alien threats.
VoidExpanse
Explore the vast reaches of VoidExpanse -- mine asteroids, upgrade your ship, trade, complete missions, advance your character and survive fast-paced combat with hostile aliens and mercenaries in the rich and exciting Sci-Fi universe of VoidExpanse!
Seven Kingdoms 2 HD
Get ready for an exciting real-time strategy game experience like no other with Seven Kingdoms 2! Say goodbye to the monotony of resource gathering and army building, its unique gameplay offers a thrilling blend of city management, trade, industry, espionage, diplomacy, and conquest!
Making History: The Great War
The Great War is a turn-based grand strategy game based on the epic struggles of the WWI era. Experience the battles of attrition and punishing artillery barrages. Play as any nation of the period as the modern world of industrialized warfare replaces an age of kings with a struggle of ideologies.
Xsyon - Prelude
Xsyon is a player driven apocalyptic fantasy sandbox MMORPG, set in a living and evolving environment. Players create the world they want to live in as they form tribes, construct towns, shape landscapes, create quests, hunt, farm, gather, build societies and develop a New World.
Merchants of Kaidan
Regain your riches, restore your honor and avenge your father's murder. A challenging trading game with lots of RPG elements.
Supreme Ruler Ultimate
Real-Time Strategy/Wargame. From World War II through the Cold War and into the future, re-live or re-imagine the tensions and crises of our recent history! Guide your nation through the era of your choice in Campaigns, Scenarios, and Sandboxes, as you make every effort to become Supreme Ruler!
Perpetuum
Perpetuum is a persistent, sandbox, single server, massively multiplayer sci-fi rpg (MMORPG). Control huge robots and mechs to gain access to an alien planet's resources and knowledge, amass huge wealth, or even claim part of the world for yourself using terraforming and complex infrastructure.
Reprisal Universe
Reprisal Universe places you in charge of the very elements themselves. Raise and lower land to expand your tribes, harness the power of fire and water. Explore the hidden mysteries of the Universe and gather your people together once again.
Wildlife Park 2
Now’s the chance to build the Zoo of your dreams! Just like in a real Zoo, your animals must receive complete care. Feed them, train them, cure them and even relocate them. Observe their realistic interactions with one another, the landscape, the play equipment and even Zoo visitors.
Putt-Putt® Saves The Zoo
Today's the grand opening of the Cartown Zoo, and there's still so much to do: zoo chow is running low, and all the baby animals are missing.
1849
1849 is a city management game set during the California Gold Rush. Your task is to build towns, populate them with workers, and make sure that they are housed, fed, and entertained. You’ll have to manage and coordinate extensive production and trade networks to make sure your towns thrive.
Signs of Life
Signs of Life is a sci-fi survival sandbox platformer with a combination of procedurally generated and hand-crafted content. You'll explore mysterious locations, Mine blocks for resources, and meet strange (and some familiar) creatures, some of which don't even want to kill you and eat your corpse.
Leadwerks Game Engine 5
Learn, Build, and Play with an all-new update that makes game development easier than ever. Dive into our video tutorials and learn everything you need to bring your ideas to life. Create with ease using our intuitive visual editor and Lua script. Publish your projects with a royalty-free license.
Evochron Mercenary
The life of an independent mercenary is rarely without excitement. Your spacecraft awaits and your adventure begins in the Sapphire star system.
Cargo! The Quest for Gravity
Create crazy, yet functional, custom vehicles to solve missions with your own unique style!
Lugaru HD
Follow Turner, a rebel bunny rabbit with impressive combat skills in his quest to find those responsible for slaughtering his village. Uncover a far-reaching conspiracy involving the corrupt leaders of the rabbit republic and the wolves of the nearby lands. Streamlined Combat: Gone are the days of combo memorization and button mashing.
Children of the Nile: Enhanced Edition
Children of the Nile™ is a unique gem of a city-building game, unparalleled in both grandeur and attention to detail.As Pharaoh you will guide your people through thousands of years of history: from simple hunter-gatherers to the creation of an immortal civilization.
CivCity: Rome
CivCity: Rome, an innovative city builder inspired by the world of Sid Meiers Civilization, and created by a collaboration between Firefly Studios and Firaxis Games, invites players to shift focus from building a multi-city empire and zoom-in on the great cities of the Roman Empire, culminating in Rome itself!