- #1 TerraTech
96% matchVery Positive91% of 24,617 reviews2018
Dev: Payload StudiosPub: Mythwright
Windows · Mac · Linux
Median: 8.2 hrsMean: 33.0 hrs≥1hr: 90%
TerraTech is an open-world, sandbox adventure game, where you design and build your own creations through a mix of crafting, combat and discovery. Design vehicles from a huge library of blocks. Scavenge, craft and buy new parts to survive and become the ultimate planetary prospector.
Why similar: Building 36.7%, Sandbox 28.4%, Robots 15.1%, Multiplayer 14.2%, Open World 3.5%
- #2 Gear Up
96% matchMostly Positive75% of 8,351 reviews2015
Dev: Doctor Entertainment AB
Windows · Mac · Linux
Median: 1.0 hrsMean: 7.1 hrs≥1hr: 50%
Feel the adrenaline as you control your unique tank in multiplayer arcade action! Build your ultimate war machine from over a million different combinations. Now, will you go for the rumbling caterpillar tracks or the crawling spider legs?
Why similar: Building 32.4%, Robots 23.1%, Multiplayer 22.6%, Sandbox 15.1%, Simulation 2.8%
- #3 Scrap Mechanic
95% matchVery Positive92% of 117,481 reviews2016
Dev: Axolot Games
Windows
Median: 11.2 hrsMean: 58.2 hrs≥1hr: 91%
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!
Why similar: Building 40.1%, Sandbox 30.1%, Multiplayer 17.8%, Simulation 5.7%, Open World 3.8%
- #4 CubeGun
94% matchMixed60% of 321 reviews2014
Dev: candyrocketstudio
Windows
Median: 24 minMean: 9.0 hrs≥1hr: 35%
A Sandbox Multiplayer Airship Shooting Game.Design battleships with weapons in a "rock paper scissors" mechanic.Shoot or Collide enemy ships into pieces.Challenge players all over the world with ships designed by yourself!
Why similar: Sandbox 47.1%, Multiplayer 28.6%, Building 17.4%, Indie 5.1%, Action 1.8%
- #5 Machine World 2
93% matchMixed49% of 200 reviews2017
Dev: Trino GamesPub: Trino AB
Windows · Mac
Take control of a range of different machines and operate them in a unique environment. Each new game generates a new world, and it is yours to develop: Dig and build anything, anywhere! All machines have been carefully modelled down to small details.
Why similar: Sandbox 44.5%, Building 23.3%, Simulation 23.2%, Indie 5.9%, Open World 3.1%
- #6 Autocraft
92% matchMixed56% of 297 reviews2017
Dev: Alientrap
Windows · Mac
Median: 54 minMean: 3.2 hrs≥1hr: 44%
Create, Collect, and Crash in Autocraft, a physics destruction sandbox. Create your own cars, rockets, tanks, planes, boats, and more.
Why similar: Sandbox 39.3%, Building 36.4%, Simulation 13.1%, Multiplayer 6.8%, Indie 3.5%
- #7 GearBlocks
89% matchVery Positive91% of 735 reviews2023
Dev: SmashHammer Games
Windows · Linux
Explore a world of creative building, interactive machines, and gears - lots of gears. Build all things mechanical: cars, trucks, cranes, tanks, gearboxes, engines, clocks, anything you can think of. Test your creations to destruction in challenging scenarios, and share them in the workshop!
Why similar: Building 44.1%, Sandbox 33.8%, Simulation 11.4%, Multiplayer 5.5%, Open World 2.7%
- #8 Istrolid
89% matchVery Positive87% of 2,693 reviews2016
Dev: treeform
Windows · Mac · Linux
Median: 1.0 hrsMean: 10.9 hrs≥1hr: 50%
In Istrolid you design your own unique spaceships from a large number of parts to fit your strategy and play style. With no set units or factions you are free to create a fleet where each ship has its own balanced strengths and weaknesses, from basic fighters and bombers to hulking battleships and speedy destroyers.
Why similar: Building 54.5%, Sandbox 21.6%, Multiplayer 20.5%, Indie 3.4%
- #9 Screw Drivers
86% matchVery Positive85% of 5,994 reviews2024
Dev: CreactstudiosPub: Headup
Windows
Median: 54 minMean: 11.4 hrs≥1hr: 47%
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.
Why similar: Building 53.5%, Multiplayer 28%, Simulation 13.7%, Indie 3.5%, Action 1.2%
- #10 Brick Rigs
85% matchVery Positive95% of 57,227 reviews2023
Dev: Fluppisoft GmbH
Windows · Linux
Median: 10.2 hrsMean: 77.6 hrs≥1hr: 88%
Build your own vehicles or download one of the more than 200,000 creations already uploaded to the Workshop and experience the dynamic driving and destruction physics of Brick Rigs!
Why similar: Sandbox 35.3%, Building 35.1%, Multiplayer 18.7%, Simulation 6.4%, Open World 3.9%
- #11 Blocksworld
88% matchMixed65% of 764 reviews2017
Dev: Fortell Games
Windows
Median: 30 minMean: 6.2 hrs≥1hr: 35%
Build anything from characters that run around to mighty machines that drive, blast, crawl, and fly! Then play with your creations in action-packed games, share what you’ve built with your friends, and explore creations made by people all over the world!
Why similar: Building 35.3%, Sandbox 31.2%, Robots 17.9%, Simulation 10.8%, Indie 3.5%
- #12 Cubic Castles
87% matchMostly Positive74% of 4,273 reviews2014
Dev: Raptisoft
Windows
Median: 42 minMean: 9.7 hrs≥1hr: 44%
Your blocks, your castle, your world! Build anything you can dream up and explore with other players! Cubic Castles is a mini-MMO that combines the best of block-building and 3D platform action! Create fantastic parkour challenges, explore worlds made by other players, or even make friend!
Why similar: Building 42.5%, Sandbox 31.5%, Multiplayer 19.9%, Open World 4%, Indie 1.6%
- #13 Age Of Warbots
84% matchVery Positive84% of 147 reviews2026
Dev: VDimension
Windows
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!
Why similar: Sandbox 29.2%, Building 26.1%, Robots 17.8%, Mechs 16.4% ★, Simulation 9.5%
- #14 War Builder League
86% matchMixed58% of 174 reviews2019
Dev: The Cyber Prophet
Windows
“Build and Fight” multiplayer for mature players. Build your own Machine, join combat and win the battle using tactics and strategy.
Why similar: Building 34.8%, Sandbox 21.6%, Robots 19.6%, Multiplayer 16.2%, Indie 5.5%
- #15 Besiege
82% matchOverwhelmingly Positive95% of 52,398 reviews2020
Dev: Spiderling Studios
Windows · Mac · Linux
Median: 2.4 hrsMean: 19.1 hrs≥1hr: 71%
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!
Why similar: Building 37.2%, Sandbox 33.3%, Multiplayer 18.1%, Simulation 11.3%
- #16 Metaverse Construction Kit
84% matchMixed67% of 227 reviews2015
Dev: Metaware
Windows · Mac
Median: 18 minMean: 17.4 hrs≥1hr: 32%
The Metaverse Construction Kit is a virtual environment to construct your own 3D creations. Use the twenty-four structural elements to define your structures and then style your creations with sixty-four material types like organics, metals, minerals, and composites. Then Publish!
Why similar: Building 40.8%, Sandbox 37.2%, Multiplayer 9.8%, Simulation 9.5%, Indie 2.7%
- #17 Medieval Engineers
83% matchMixed52% of 7,297 reviews2015
Dev: Keen Software House
Windows
Median: 2.1 hrsMean: 16.9 hrs≥1hr: 64%
Medieval Engineers is a sandbox game about engineering, construction and the maintenance of architectural works and mechanical equipment using medieval technology. Players build castles; construct mechanical devices and underground mining. There is an entire planet to explore!
Why similar: Building 41.5%, Sandbox 31.7%, Multiplayer 14.1%, Simulation 7.3%, Open World 3.5%
- #18 BLOCKADE 3D
81% matchMixed59% of 25,388 reviews2014
Dev: Novalink
Windows
Median: 1.5 hrsMean: 11.5 hrs≥1hr: 58%
BLOCKADE 3D! First Person Shooter in an editable procedural cubic world. A large arsenal of weapons, 4 teams at the same time and up to 32 players on one map. A large number of game modes!
Why similar: Building 43.2%, Multiplayer 30.2%, Sandbox 22.9%, Action 1.9%, Open World 1.8%
- #19 Dieselpunk Wars Prologue
79% matchMostly Positive76% of 175 reviews2020
Dev: Image Power S.A.
Windows
Dieselpunk Wars: Prologue is a free version of an epic vehicle building game, focused on combat with advanced physics and damage simulation. Use over 140 elements to build an awesome war machine. Build vehicles that ride on the ground, soar through the skies, or dive underwater. Prepare for combat!
Why similar: Building 33.3%, Sandbox 32.6%, Simulation 23.7%, Indie 7.3%, Action 3%
- #20 Brickadia
76% matchVery Positive81% of 1,302 reviews2025
Dev: Brickadia, LLC
Windows
Median: 3.1 hrsMean: 31.0 hrs≥1hr: 81%
Brickadia is a next-generation brick building sandbox that gives you the tools to create and play, your way. Build massive worlds, invent cool contraptions, and play in them however you like - all with your friends!
Why similar: Building 40.1%, Sandbox 38.7%, Multiplayer 21.2%
- #21 Robot Rumble 2
77% matchMostly Positive79% of 262 reviews2024
Dev: Nerd Island Studios, LLC
Windows · Mac
Build your robot. Battle your robot. Robot Rumble 2 is the premier robot combat building simulator, where you create your robot from real-world inspired parts, then drive it in the arena to defeat other robots.
Why similar: Building 31.4%, Sandbox 25.6%, Robots 21.5%, Simulation 11.8%, Multiplayer 9.7%
- #22 Main Assembly
78% matchVery Positive83% of 1,338 reviews2021
Dev: Bad Yolk GamesPub: Team17
Windows
Median: 54 minMean: 7.0 hrs≥1hr: 50%
You’re the designer, engineer and architect if you can imagine it you can create it! Construct robots of any shape or size from eight-legged spider bots to eerie UFO contraptions.
Why similar: Building 30.9%, Sandbox 27.3%, Robots 17%, Multiplayer 15.6%, Simulation 9.1%
- #23 Deepworld
80% matchMixed61% of 738 reviews2015
Dev: Bytebin
Windows
Median: 36 minMean: 12.6 hrs≥1hr: 42%
Deepworld is a massively-multiplayer 2D crafting adventure game. Mine and craft your way through a persistent online universe where there's always something new to discover. Battle frightening monsters, mysterious automatons, and other players in PvP!
Why similar: Sandbox 72.9%, Multiplayer 17%, Indie 7.1%, Action 3%
- #24 Gunscape
78% matchMixed66% of 1,254 reviews2016
Dev: Blowfish Studios
Windows · Mac · Linux
Median: 42 minMean: 8.3 hrs≥1hr: 42%
Gunscape provides easy-to-use tools based on a block-placement interface everybody's already familiar with to create all types of maps. Don't like building stuff? Then just blast your way through hordes of monsters or duel with other players!
Why similar: Sandbox 30.4%, Building 29%, Multiplayer 28.9%, Indie 5.8%, Action 3%
- #25 Bot Battles
77% matchMixed70% of 50 reviews2019
Dev: Superstruct
Windows · Mac
Build your bot and battle against other players. Be the last bot standing to win the game.
Why similar: Action 100%
- #26 Trailmakers
74% matchVery Positive92% of 35,682 reviews2019
Dev: Flashbulb
Windows
Median: 3.9 hrsMean: 15.5 hrs≥1hr: 86%
Build the ultimate vehicle and explore a vast open world filled with challenges and adventure. Play solo or team up with friends in multiplayer to conquer the toughest obstacles. With a thrilling campaign mode and endless creative possibilities, Trailmakers is the ultimate sandbox for adventurers.
Why similar: Building 39%, Sandbox 34.1%, Multiplayer 20.1%, Open World 4.3%, Action 2.5%
- #27 Stormworks: Build and Rescue
74% matchVery Positive90% of 58,404 reviews2020
Dev: Geometa
Windows · Mac
Median: 17.3 hrsMean: 112.7 hrs≥1hr: 91%
Join a world where you design, create and pilot your own air sea rescue service. Release your inner hero as you battle fierce storms out at sea to rescue those in need.
Why similar: Sandbox 47.8%, Building 46.9%, Open World 5.3%
- #28 SimplePlanes
75% matchVery Positive93% of 10,848 reviews2015
Dev: Jundroo, LLC
Windows · Mac
Median: 2.5 hrsMean: 12.7 hrs≥1hr: 74%
Build airplanes by snapping parts together, designing wing sections, and attaching engines. At any time, you can strap yourself into the cockpit and see how it flies with realistic physics. If you're not in the mood for building, over 100,000 airplanes are available to download for free.
Why similar: Building 49.2%, Sandbox 44.3%, Open World 4.9%, Action 1.6%
- #29 Plasma
73% matchVery Positive90% of 1,093 reviews2023
Dev: Dry CactusPub: Dry Licorice
Windows
Median: 30 minMean: 5.3 hrs≥1hr: 37%
Plasma is a pure engineering sandbox. Use advanced visual programming and robotics tools to create anything you can imagine.
Why similar: Sandbox 35.9%, Building 31.4%, Robots 14.9%, Simulation 12.2%, Multiplayer 4.2%
- #30 Blockland
76% matchMostly Positive73% of 5,537 reviews2013
Dev: Eric HartmanPub: Step 1 Games LLC
Windows
Median: 1.7 hrsMean: 21.7 hrs≥1hr: 64%
Blockland is a non-linear sandbox game with no set goals, giving players the freedom to design and construct elaborate structures. Styled as a tiny minifigure, players build inside of the virtual world using bricks reminiscent of toy blocks.
Why similar: Sandbox 40%, Building 34.4%, Multiplayer 17.9%, Open World 3%, Indie 2.4%
- #31 Space Engineers
71% matchVery Positive89% of 133,721 reviews2019
Dev: Keen Software House
Windows
Median: 9.0 hrsMean: 96.0 hrs≥1hr: 88%
Space Engineers is a sandbox engineering game where you design and build ships, stations, and planetary bases in a fully destructible environment. Explore planets and space, mine resources, survive hazards, and engage in combat alone or with friends in Creative or Survival modes.
Why similar: Building 35.1%, Sandbox 30.8%, Multiplayer 18.5%, Simulation 10.3%, Open World 4%
- #32 AirMech
72% matchVery Positive84% of 10,838 reviews2018
Dev: Carbon Games
Windows
Median: 2.4 hrsMean: 19.4 hrs≥1hr: 67%
AirMech® Strike is a fast paced Action-RTS game that can be played solo, coop, or competitively online. Earn Kudos and Experience in battle and unlock a wide collection of AirMechs and Units while you practice the perfect strategy to emerge victorious!
Why similar: Multiplayer 38.7%, Mechs 34.1% ★, Robots 21.9%, Indie 3.3%, Action 2.1%
- #33 Sandbox World
71% matchMostly Positive73% of 124 reviews2024
Dev: XMAKE
Windows
Welcome to the Sandbox World! Here, you bring your ideas to life: create tanks, airplanes, ships, and anything else – with over 120 unique blocks at your disposal. Engage, defend, and showcase your masterpieces in tense multiplayer battles that await you!
Why similar: Sandbox 68.1%, Simulation 24%, Multiplayer 5.1%, Action 2.8%
- #34 TerraTech Worlds
71% matchMixed63% of 2,228 reviews2024
Dev: Payload StudiosPub: Mythwright
Windows
Median: 7.3 hrsMean: 21.9 hrs≥1hr: 86%
TerraTech Worlds is an open world, build-craft adventure game, set on an uncharted alien world. Play solo or with friends, explore your surroundings, craft unique vehicles, construct automated bases, and battle your way through hazards and enemies to harness the power of your environment
Why similar: Building 39.3%, Sandbox 35.9%, Multiplayer 20.3%, Open World 4.6%
- #35 Guncraft
75% matchMixed50% of 1,185 reviews2013
Dev: Exato Games StudioPub: Reverb Triple XP
Windows
Median: 2.1 hrsMean: 4.4 hrs≥1hr: 87%
NOTE - All previously sold DLC is now included in the game for free:Deep Cave Block PackUnder the Sea Block Pack Wild West Block PackUnique Skin PackHorror SFX PackSci-Fi SFX PackBlock and Load! Combining the addictive nature of block building sandbox games with the speed and competition of modern first-person shooters, Guncraft takes...
Why similar: Building 41.4%, Sandbox 29.2%, Multiplayer 19.4%, Indie 6.9%, Action 3.1%
- #36 Blockstorm
73% matchMostly Positive80% of 6,348 reviews2015
Dev: GhostSharkPub: IndieGala
Windows · Mac · Linux
Median: 3.7 hrsMean: 8.7 hrs≥1hr: 90%
Blockstorm is a FPS game set in a world made of destructible blocks. All maps and characters included in the game are made with the same tools that are available to the public. You can build everything in Blockstorm, and you can destroy it.
Why similar: Building 35.6%, Sandbox 30.2%, Multiplayer 25.1%, Indie 3.7%, Action 3.2%
- #37 Mechanica
72% matchMixed63% of 635 reviews2020
Dev: Deimos Interactive
Windows
Mechanica is a multiplayer open-world survival game involving building and programming. Create your own bases, defenses, manufacturing systems and more. Explore the map and expand the scope and complexity of your creations.
Why similar: Building 42.9%, Sandbox 27.9%, Robots 15.5%, Multiplayer 8.2%, Indie 4.7%
- #38 SimplePlanes 2
66% matchVery Positive91% of 835 reviews2026
Dev: Jundroo, LLC
Windows · Mac
SimplePlanes is back! Build planes, cars, or anything else using powerful procedural parts! Explore detailed environments with friends in multiplayer, cause chaos, or download 1,000,000 community crafts for free.
Why similar: Building 35.1%, Sandbox 31.3%, Multiplayer 18.6%, Simulation 11%, Open World 4%
- #39 Crossout
70% matchMostly Positive75% of 68,841 reviews2017
Dev: Targem GamesPub: Gaijin Network Ltd
Windows
Median: 4.9 hrsMean: 56.2 hrs≥1hr: 81%
Crossout - the postapocalyptic MMO action game where you can create a unique design for an armoured vehicle from dozens of parts and then drive it into multiplayer battles raging on land and in the skies alike.
Why similar: Building 37.3%, Sandbox 33.4%, Multiplayer 27.3%, Action 2.1%
- #40 Dream Car Builder
70% matchVery Positive93% of 1,068 reviews2018
Dev: RoKo0 (Roman Konyukhov)
Windows
Median: 3.9 hrsMean: 7.4 hrs≥1hr: 75%
Design your car from scratch: from the frame to the suspension and race it!
Why similar: Building 43.3%, Sandbox 36.1%, Simulation 12.8%, Multiplayer 4.7%, Indie 3%
- #41 Building Destruction
69% matchMostly Positive74% of 107 reviews2023
Dev: 180°
Windows
Multiplayer sandbox with destructible environment. Destroy different maps, build your own, and play with your friends and other people online
Why similar: Building 38.7%, Sandbox 36.4%, Multiplayer 13%, Simulation 9.7%, Action 1.4%
- #42 Survival Machine
66% matchMostly Positive74% of 687 reviews2025
Dev: Grape PickersPub: Games Operators
Windows
Median: 2.9 hrsMean: 4.7 hrs≥1hr: 78%
Build your base on a moving Machine, travel through biomes with different resources, and prepare for the night when a zombie threat is much higher than during the day. Would you go solo or explore this new world with your best friends?
- #43 Nimbatus - The Space Drone Constructor
68% matchMostly Positive79% of 2,148 reviews2020
Dev: Stray Fawn StudioPub: Stray Fawn Publishing
Windows · Mac · Linux
Median: 3.1 hrsMean: 5.0 hrs≥1hr: 84%
Command the Nimbatus and craft drones out of hundreds of different parts. Survive unknown threats in a fully destructible, procedural universe, compete against other players in different arenas or enjoy complete creative freedom in the sandbox.
Why similar: Building 36.4%, Sandbox 31.8%, Robots 26.2%, Open World 4%, Action 1.7%
- #44 RoboCo
65% matchVery Positive88% of 206 reviews2026
Dev: Filament Games
Windows
RoboCo is a sandbox game about designing and building robots to serve the needs of squishy, hapless humans in the world of tomorrow!
Why similar: Building 36.9%, Sandbox 31.4%, Robots 18.5%, Simulation 9.5%, Indie 3.1%
- #45 FOUNDRY
65% matchVery Positive81% of 3,779 reviews2024
Dev: Channel 3 EntertainmentPub: Paradox Interactive
Windows
Median: 7.3 hrsMean: 46.3 hrs≥1hr: 87%
Build a sophisticated robot factory optimized to perfection in an infinite voxel world. Mine and harvest resources, automate your production lines and manage complex systems while researching your way to become the galaxy’s leading robotics megacorp.
Why similar: Building 29.7%, Sandbox 25.7%, Robots 16.4%, Multiplayer 16.2%, Simulation 8.5%
- #46 Modbox
69% matchVery Positive86% of 222 reviews2016
Dev: Alientrap
Windows
Median: 36 minMean: 2.4 hrs≥1hr: 38%
Modbox is a multiplayer game creation sandbox for Desktop+VR
Why similar: Sandbox 31.6%, Building 31.6%, Multiplayer 18.8%, Simulation 10%, Open World 3.5%
- #47 Starbase
68% matchMixed56% of 6,719 reviews2021
Dev: Frozenbyte
Windows
Median: 14.3 hrsMean: 91.3 hrs≥1hr: 91%
Starbase is a hybrid voxel/vertex-based space MMO with a fully destructible and infinitely expanding universe, with a focus on building and designing spaceships and stations, exploration, resource gathering, crafting, trading, and combat.
Why similar: Building 37.3%, Sandbox 27.2%, Robots 10.4%, Multiplayer 10.1%, Simulation 9.6%
- #48 World of Contraptions
67% matchVery Positive87% of 97 reviews2022
Dev: JCP Games Studio
Windows
World of Contraptions is a physics-based building game in which you build the most varied contraptions to solve the most diverse types of puzzles. Win dozens of levels with different types of obstacles. Design the best contraption for each challenge using a giant collection of blocks.
Why similar: Building 37.6%, Sandbox 31.8%, Robots 20.1%, Simulation 10.5%
- #49 Infinite Gravity
69% matchMostly Positive71% of 52 reviews2018
Dev: Gravity Wave Interactive
Windows
This is a build sandbox game We have hundreds of elements for your choice We offer a variety of materials in building their ideal architectural works for you We will also open survival mode in the future
Why similar: Building 43.9%, Sandbox 40.2%, Simulation 11.9%, Indie 4%
- #50 LogicBots
68% matchMostly Positive79% of 184 reviews2017
Dev: Incandescent Games
Windows · Mac · Linux
Median: 3.5 hrsMean: 4.7 hrs≥1hr: 86%
Design, build and wire up your own unique robot to complete challenging logic puzzles. LogicBots is a puzzle game where robots are used to complete the various levels.
Why similar: Sandbox 29.3%, Building 26.8%, Robots 21.3%, Simulation 18.2%, Indie 4.4%
- #51 Badland Bandits
70% matchMixed44% of 165 reviews2015
Dev: Wild Wolf Std
Windows · Mac · Linux
Median: 1.0 hrsMean: 9.2 hrs≥1hr: 50%
Badland Bandits is a universe of steampunk, where pilots of deadly machines put resources before human lives. Get behind the wheel of most diverse machines, install unique modules and destroy enemies on earth and in the air improving your skills in each battle. * Mac-players - please read in full description below.
Why similar: Simulation 87.2%, Action 12.8%