- #1 Salvation Denied
97% matchNo user reviews
Dev: FirevoltPub: Digital Vortex Entertainment
Windows
Salvation Denied is a chaotic co-op building sim for 1-4 players. Team up and use heavy machinery and ridiculous tools to build wild constructions. Physics rules everything. Every block has weight, every mistake shifts the balance, and disasters will push your creation to its absolute limit.
Why similar: Building 18.3%, Sandbox 17.8%, Base Building 16.1%, Realistic 10.4%, Simulation 10.3%
- #2 Construction World
96% match2 user reviews100% of 2 reviews2025
Dev: Owlsim
Windows
Construction World is a sandbox game that allows you do dig dirt and pave roads anywhere.
Why similar: Sandbox 30.7%, Simulation 24.6%, Building 21.1%, Realistic 18.9%, Open World 4%
- #3 Machine World 2
96% 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 34.5%, Simulation 25.3%, Realistic 22%, Building 14.2%, Open World 4%
- #4 Snap Game
95% matchPositive88% of 34 reviews2026
Dev: BegulaPub: IQ GROUP
Windows · Mac · Linux
A chaotic multiplayer building game where creativity and teamwork collide. Build together, experiment freely, and see what wild ideas you and your friends can create.
Why similar: Sandbox 29.6%, Building 23.8%, Simulation 13.6%, Multiplayer 13.3%, Physics 10.9%
- #5 3d Bridges
94% matchMostly Negative36% of 28 reviews2015
Dev: Robert DahlenburgPub: Dahlenburg
Windows
Build your very unique bridges and other constructions in a physics based 3d environment
Why similar: Building 30.6%, Sandbox 29.3%, Simulation 27.8%, Physics 12.3%
- #6 Metaverse Construction Kit
94% matchMixed67% of 227 reviews2015
Dev: Metaware
Windows · Mac
Median: 18 minMean: 17.3 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: Sandbox 41.5%, Building 35.8%, Simulation 14.9%, Multiplayer 7.3%, Singleplayer 0.5%
- #7 MachineCraft
93% matchMostly Positive77% of 889 reviews2016
Dev: G2CREW
Windows
Median: 30 minMean: 32.1 hrs≥1hr: 34%
The main purpose of this game is showing and watching machines made out of blocks. Some of the game-modes allow you to battle or race against other players. (testing phase) You can create your original machine with ease by reassembling those machines that are distributed, or by using the automatic control block.
Why similar: Sandbox 36.7%, Building 34.9%, Simulation 13.6%, Multiplayer 13.6%, Open World 1.1%
- #8 Park Studio
91% matchMostly Positive71% of 58 reviews2024
Dev: Creye Games
Windows
Create the parks of your dreams in Park Studio! Construct amazing structures, build thrilling rides and decorate your park with an unprecedented level of detail and unmatched realism! What are you waiting for? Get creative!
Why similar: Sandbox 30%, Building 24.6%, Realistic 24.3%, Simulation 14.8%, Physics 4.3%
- #9 Vroomist
92% matchMostly Negative21% of 38 reviews2016
Dev: Syrena Interactive
Windows
Vroomist is a physics based game about engineering, construction and survival in harsh multi-player arenas. Players build vehicles of various sizes, and purposes, engineer your car and battle other players in multi-player and claim victory!
Why similar: Sandbox 24.9%, Building 22.4%, Simulation 17.8%, Base Building 13.6%, Multiplayer 9.3%
- #10 Frutiger Home
91% matchNo user reviews
Dev: frutigerdev
Windows
Decorate your dream frutiger home in this cozy co-op frutiger house decorating game. Pick a home layout, add from a wide range of frutiger-themed decor and hang out with your friends!
Why similar: Building 19.2%, Base Building 17.7%, Sandbox 14.3%, Realistic 12.5%, Simulation 10.7%
- #11 Simulo
90% matchPositive94% of 17 reviews2025
Dev: Carroted
Windows · Linux
A multiplayer 2D physics sandbox game where you can build and share creations. Features include electricity, temperature, and destructible ragdolls.
Why similar: Sandbox 30.4%, Building 19.6%, Simulation 17.7%, Multiplayer 11.1%, Level Editor 10%
- #12 Float Night
89% matchMostly Positive70% of 60 reviews2018
Dev: Meng Games
Windows
Float Night is a small sandbox game that is easy to collect resources, simple to build, no craft, and sustainable.
Why similar: Sandbox 54.7%, Building 15.3%, Simulation 13.2%, Base Building 11.8%, Atmospheric 2.6%
- #13 Bunker Builder Simulator: Prologue
88% matchMixed60% of 415 reviews2023
Dev: Farmind StudioPub: Games Incubator
Windows
Median: 36 minMean: 5.5 hrs≥1hr: 35%
Bunker Builder Simulator: Prologue is just part of the gameplay that awaits you in the full version of the game. Plan your work, dig a hole and build a bunker, that will survive anything! Manage safety, needs and moods of your clients, so you can become the best architect and earn a fortune.
Why similar: Base Building 24%, Building 21.4%, Sandbox 19.2%, Realistic 14.5%, Simulation 13.2%
- #14 Crazy Engineer
89% match1 user reviews0% of 1 reviews2020
Dev: MaGames
Windows
Build your own chain reaction machine without limitations, with various objects and as big as you want it to be.
Why similar: Base Building 24.2%, Building 23.1%, Sandbox 23%, Simulation 14.6%, Realistic 12.1%
- #15 Major Marble
86% matchNo user reviews
Dev: Pinpoint Interactive
Windows
Complete challenging puzzles in Puzzle Mode or create awe-inspiring tracks in Sandbox Mode. Customize your courses and enjoy fully simulated physics!
Why similar: Sandbox 25%, Building 24.7%, Tabletop 14.8%, Simulation 14.1%, Realistic 10.9%
- #16 RollerCoaster Tycoon World™
87% matchMostly Negative25% of 5,847 reviews2016
Dev: Nvizzio CreationsPub: Atari
Windows
Median: 4.6 hrsMean: 9.7 hrs≥1hr: 82%
RollerCoaster Tycoon World™ is the newest installment in the legendary RCT franchise. This next-generation theme park simulation and building game includes fan-favorite features along with incredible new advancements!
Why similar: Building 31.1%, Sandbox 29.2%, Simulation 23.1%, Realistic 9.5%, Multiplayer 5.5%
- #17 FRACTURA
86% matchNo user reviews2026
Dev: ADE
Windows
FRACTURA is a physics sandbox powered by Unreal Engine 5. Master unique levels, build complex structures, and destroy them to the ground. Use sticky C4 explosives and slow motion to create the perfect chaos. Build. Destroy. Repeat.
Why similar: Sandbox 27%, Building 22.3%, Base Building 16.6%, Simulation 12.3%, Realistic 11.2%
- #18 Scrap Mechanic
85% matchVery Positive92% of 117,049 reviews2016
Dev: Axolot Games
Windows
Median: 11.1 hrsMean: 57.3 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 25.1%, Sandbox 24%, Base Building 15.8%, Multiplayer 9.5%, Physics 8.8%
- #19 Master Builder
84% match2 user reviews100% of 2 reviews2023
Dev: Ali A.
Windows
Master builder is a minimalist structural integrity based building game that players can make many kind of structure.
Why similar: Base Building 26.3%, Building 25.1%, Simulation 21%, Sandbox 17.4%, Physics 5.8%
- #20 Clod & Desire
84% matchNo user reviews2025
Dev: Clio Universe Studio
Windows
A landscape park simulator. Dirt. Plants. And way too much emotion.
Why similar: Sandbox 32.1%, Simulation 24.5%, Realistic 17.9%, Building 14.4%, Atmospheric 4.6%
- #21 Construction Worker Simulator
83% matchNo user reviews
Dev: WFK Games
Windows
Construction Worker Simulator is an ultra-realistic simulation game that let’s the player experience the life of a full-time construction worker. Make the city grow by your own hands!
Why similar: Building 28.8%, Simulation 23.2%, Realistic 19.6%, Sandbox 14.7%, Base Building 10.1%
- #22 TinkerTech
82% matchNo user reviews
Dev: dylanpdx
Windows
TinkerTech is a game that allows players to design, construct and showcase their unique builds made of customizable blocks. Race, battle or socialize with your creations in multiplayer rooms.
Why similar: Building 31%, Sandbox 29.6%, Simulation 17.7%, Level Editor 10.6%, Physics 5.8%
- #23 Coaster Crash Course
81% matchPositive97% of 29 reviews2025
Dev: Pianova Games
Windows
Roller coaster design puzzle meets physics sandbox. In a series of increasingly challenging levels your task is to get creative and build all kinds of crazy coasters. Don't get too crazy, though, or physics will turn your coaster into a rocket.
Why similar: Sandbox 31%, Building 25.4%, Simulation 21.3%, Level Editor 11.9%, Physics 9.7%
- #24 Autocraft
82% 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 37.6%, Building 27.4%, Simulation 17.5%, Physics 11%, Multiplayer 4.3%
- #25 Cine Tracer 2
81% matchMostly Negative35% of 92 reviews2023
Dev: Matt WorkmanPub: Cinematography Database
Windows · Mac
Cine Tracer 2 is a cinematography visualization app used for pre-production for live action productions.
Why similar: Building 30.9%, Sandbox 23.2%, Simulation 19.2%, Realistic 13.7%, Level Editor 9.5%
- #26 Custom Machinery
80% matchMostly Positive76% of 17 reviews2021
Dev: OldFarmerPub: OldFarmerGames
Windows
Build vehicles and other machines, configure their parts and use these machines however you like. You can also save your builds in text files and share them anywhere on the internet!
Why similar: Sandbox 34.5%, Building 26.4%, Simulation 12.1%, Physics 9.7%, Base Building 9.7%
- #27 Construction Simulator 2 US - Pocket Edition
79% matchMostly Positive76% of 609 reviews2018
Dev: weltenbauer. Software Entwicklung GmbHPub: astragon Entertainment
Windows
Median: 1.6 hrsMean: 49.4 hrs≥1hr: 60%
The mobile hit Construction Simulator 2 is available on Steam! Experience one of the most comprehensive construction simulators for mobile devices, optimized for your PC.
Why similar: Building 40.4%, Simulation 37.1%, Realistic 12.1%, Multiplayer 9.8%, Singleplayer 0.7%
- #28 Life Not Supported
78% matchMixed68% of 170 reviews2023
Dev: YETIBYTES
Windows · Linux
You are the lone survivor orbiting a potential new home planet, tethered to what’s left of your ship. Gather nearby debris and assemble a make-shift vessel in an attempt to survive the harsh realities of space. Maybe you'll live long enough to uncover the truth behind the ship's malfunction...
Why similar: Base Building 21.1%, Building 17.1%, Sandbox 16.8%, Realistic 13.4%, Multiplayer 7.3%
- #29 3DXChat
78% matchNo user reviews
Dev: 3DXChat team
Windows
Discover 3DXChat, a cutting-edge adult 3D game for connecting and exploring sensual experiences online. Join now to chat, date, and indulge in lifelike 3D intimacy. Live out your fantasies in a limitless virtual world.
Why similar: Sandbox 18.7%, Base Building 13.4%, Realistic 12.2%, Level Editor 12.2%, Building 12.1%
- #30 Festival Fever
77% matchNo user reviews
Dev: Grave Mistake Games
Windows
Festival Fever is a music festival management sim which sees the player take control and tasks them to build and manage the best festival in the world!
Why similar: Base Building 27.2%, Building 22.5%, Sandbox 19.5%, Simulation 12.2%, Character Customization 9.5%
- #31 HoverCraft
77% matchNo user reviews
Dev: Ximga
Windows
HoverCraft combines vehicle crafting and base-building. Play solo or team up, create unique hovercrafts, explore a large world for resources, refine them into valuable goods for higher profits, and upgrade your base. Defeat enemies guarding rare resources and keep your base safe!
Why similar: Sandbox 23.9%, Building 22%, Base Building 21.1%, Simulation 12.4%, Multiplayer 8.1%
- #32 Buildanauts
79% matchMostly Negative21% of 61 reviews2017
Dev: TouchTilt GamesPub: Octopus Tree
Windows
In BUILDANAUTS, you’re the foreman, the city planner, and the mayor of the town of your dreams. Build a town that your townsfolk, the Buildanites, will be proud to call home!
Why similar: Sandbox 34.8%, Building 33.1%, Simulation 32.1%
- #33 Retailer
76% matchNo user reviews
Dev: slimer37Pub: Stupid Dino Studios
Windows
RETAILER is a simulation game where you work a growing store of your very own, without the hassle of helping hands. It's stressful, but at least you're self-employed.
Why similar: Sandbox 29.2%, Building 24.3%, Base Building 23.3%, Simulation 13.5%, Physics 7.4%
- #34 Junk Architect
75% matchNo user reviews
Dev: Frowny Face GamesPub: Catsoft Ltd
Windows
This is the story of Junk Architect. You need to complete building tasks using unconventional building materials. On each level you will need to manage your materials that are level-specific, and finish goals using your skill and creativity.
Why similar: Base Building 29.4%, Building 24.4%, Simulation 21.3%, Realistic 13.4%, Physics 4.5%
- #35 Infinite Gravity
76% 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: Sandbox 43.9%, Building 37.8%, Simulation 18.3%
- #36 Block Block Block
74% matchNo user reviews
Dev: Aender Lara
Windows
Design your dream space! In this tiny cozy building game, stack and arrange uniquely shaped wooden blocks to craft charming dioramas. Design cozy bakeries, elegant living rooms or quirky studios, create beautiful spaces filled with warmth and personality.
Why similar: Sandbox 31.4%, Simulation 23%, Building 16%, Realistic 14.6%, Tabletop 7.4%
- #37 Fringe Planet
74% matchNo user reviews
Dev: Sigil Initiative Ltd
Windows · Mac · Linux
Fringe Planet is a voxel based survival simulator game inspired by Dwarf Fortress and Rimworld. Set in a fantastic universe of eldritch horror inspired by the works of H. P. Lovecraft.
Why similar: Simulation 37.5%, Base Building 31.4%, Sandbox 31.1%
- #38 Domino Chillbox
73% matchNo user reviews
Dev: SOLOFORGE WORKS
Windows
Welcome to my first game! Enjoy total freedom in this sandbox domino builder. Play with physics, test out unique special dominoes to spice things up, or use the image-to-domino generator for instant fun. Build, experiment, and have fun knocking them down!
Why similar: Sandbox 36.8%, Simulation 29.4%, Building 25.2%, Physics 7.9%, Singleplayer 0.7%
- #39 Diorama Worlds
75% matchPositive93% of 40 reviews2017
Dev: Mixed Reality Worlds
Windows
Build and Explore worlds with a growing library of tiles and objects. Simple to use, easy to learn, fast to build.
Why similar: Sandbox 27.3%, Base Building 20.2%, Simulation 19.9%, Building 19.6%, Level Editor 13.1%
- #40 Hobo: Tough Life
73% matchVery Positive84% of 9,646 reviews2021
Dev: Perun Creative
Windows · Linux
Median: 5.1 hrsMean: 22.7 hrs≥1hr: 82%
Hobo: Tough Life is an urban survival role-playing game where you play as a homeless person. Play alone or team up in online co-op. Explore the streets of Praslav, scavenge for food and supplies, beg, steal, and do whatever else it takes to survive the forthcoming winter.
Why similar: Base Building 22.6%, Sandbox 17.7%, Realistic 12.8%, Conversation 10.7%, Multiplayer 9.3%
- #41 Out of Ore
72% matchVery Positive86% of 3,794 reviews2022
Dev: North Modding Company AB
Windows
Median: 11.2 hrsMean: 38.5 hrs≥1hr: 88%
A casual heavy equipment experience. Mine ore, Move dirt, Build and repair.
Why similar: Sandbox 25.7%, Building 17%, Realistic 16%, Simulation 14.2%, Base Building 13.5%
- #42 The Maker Way
73% matchNo user reviews
Dev: Brave Games Inc.
Windows
Build creative machines, rovers, drones or robots. Use them to gather resources, discover new machine parts, source energy, construct bases and battle enemy factions in a physics-based open world.
Why similar: Sandbox 25%, Base Building 24.4%, Building 19.1%, Simulation 13.1%, Physics 8.4%
- #43 Marble Race Creator
71% matchNo user reviews
Dev: Ugly Pixels
Windows
Design your own tracks and create breathtaking races of marble balls using this physics based sandbox.
Why similar: Sandbox 24.4%, Building 19.7%, Base Building 14.3%, Level Editor 14%, Simulation 10.6%
- #44 Start Over
71% matchMixed62% of 375 reviews2024
Dev: EY-Studio
Windows
Embark on an unpredictable survival journey in Start Over. Solo, co-op, online, explore diverse landscapes, craft through 4 tech tiers, encounter wildlife, and trade or raid for resources. Choose your path, defend against waves, and shape your destiny in a dynamic world. Are you ready to Start Over?
Why similar: Base Building 23.4%, Sandbox 21.6%, Building 18.9%, Realistic 13.3%, Simulation 9.2%
- #45 Hammer SandBox
71% matchNo user reviews
Dev: JayCode
Windows
Hammer Sandbox is a solo/multiplayer sandbox game with no specific goal, except maybe having fun! You can make your own mods, maps and gamemodes!
Why similar: Sandbox 27%, Building 17.8%, Base Building 12.9%, Simulation 10.6%, Physics 9.8%
- #46 Elon
70% matchNo user reviews
Dev: MonoBehavior Games
Windows
After a mysterious accident you are left are stranded, floating through space on a piece of a space station. Craft supplies and Hubs to expand what is now your home. But be warned space is a dangerous places where one mistake can mean certain death. Can you defy the odds and survive in space?
Why similar: Sandbox 25.4%, Building 17.6%, Realistic 16.4%, Simulation 13.3%, Base Building 10.9%
- #47 Pacific Life
70% matchNo user reviews
Dev: Rokyte Studio
Windows
Start a new life and see where it leads you! Build your house or work hard to buy one. Become a leader or just live by your own, the choice is yours! Gather, build, craft and improve!
Why similar: Sandbox 26.8%, Building 24.7%, Base Building 18.9%, Online Co-Op 9.8%, Multiplayer 9.6%
- #48 Marble Run
72% matchMixed66% of 56 reviews2017
Dev: PS Games
Windows · Mac
Marble Run - is a fantastic educational toy that provides hours of fun while combining basic learning skills with coordination and organizational skill.
Why similar: Sandbox 27.7%, Building 23.8%, Realistic 15.8%, Level Editor 11.7%, Simulation 10.6%
- #49 Fun with Ragdolls: The Game
70% matchVery Positive88% of 5,115 reviews2019
Dev: Jadon BarnesPub: Fun & Simple
Windows · Mac
Median: 30 minMean: 6.6 hrs≥1hr: 37%
Become a ragdoll and create your own environments in Sandbox Mode, explore worlds created by others, or just flop around your destructible sets! Fun with Ragdolls®: The Game lets you enjoy everything you love about ragdolls!
Why similar: Sandbox 39.4%, Building 21.2%, Simulation 15.2%, Physics 14.8%, Multiplayer 7.3%
- #50 Cast Ashore
69% matchNo user reviews
Dev: Unanchored Studios
Windows
After a catastrophic rocket crash, you find yourself stranded on an island with only the ocean and unexplored land before you. Immerse yourself in a peaceful, open-world adventure where curiosity guides your journey. Survive. Build. Explore.
Why similar: Base Building 22.1%, Sandbox 20.2%, Building 14.9%, Realistic 11.6%, Simulation 9.9%
- #51 Forest Construction VR
67% match4 user reviews100% of 4 reviews2026
Dev: RedLightsStudio
Windows
In Forest Construction VR you will have the opportunity to experience all the joy of free construction with realistic physics, while being in a pleasant forest environment. A sandbox where the only limit is your imagination. Create a simple shelter or a piece of art? It's up to you!
Why similar: Sandbox 22.7%, Building 21.4%, Base Building 18.2%, Realistic 12.3%, Simulation 10%
- #52 Physics Cake
69% matchPositive80% of 15 reviews2021
Dev: Merriman Games
Windows
Physics Cake is a 2-D physics simulation game where you can draw containers, objects, or anything you want really and put whatever chosen physical object you want inside of it.
Why similar: Sandbox 33.1%, Building 31.4%, Simulation 26.4%, Physics 8.4%, Singleplayer 0.8%
- #53 Luminastadt
68% matchNo user reviews2025
Dev: Markus Korda
Windows
It is a non-objective sandbox builder. Build in a procedurally generated world. No management, no combat, no goals, no objectives, no points.
Why similar: Sandbox 35.4%, Building 27.3%, Simulation 18%, Base Building 12.6%, Atmospheric 4.4%
- #54 Bum Simulator
67% matchVery Positive88% of 4,622 reviews2023
Dev: Ragged Games
Windows
Median: 2.6 hrsMean: 10.0 hrs≥1hr: 76%
Bum Simulator is a sandbox game bursting with inappropriate humor and memorable characters. You live on the streets of Bumsville. Do you have what it takes to adapt, survive and become an urban legend?
Why similar: Simulation 23.1%, Sandbox 21.6%, Base Building 17.8%, Building 13.2%, Realistic 10.9%
- #55 Bunker Builder Simulator
68% matchNo user reviews2026
Dev: Games Incubator
Windows
Plan your work, dig a hole and build a bunker, that will survive anything! Manage safety, needs and moods of your clients, so you can become the best architect and earn a fortune. Will you be able to meet the expectations?
Why similar: Base Building 25.1%, Building 23.4%, Sandbox 20.1%, Simulation 13.1%, Realistic 13%
- #56 Purplis Sandbox
69% matchMixed67% of 209 reviews2021
Dev: DRAGOLITEPub: DRAGOLITE STUDIO
Windows
Create your own worlds, build interesting mechanisms and just beautiful buildings, everything depends on your imagination.
Why similar: Sandbox 42.9%, Simulation 28.5%, Building 27.7%, Singleplayer 0.8%
- #57 A Game About Building A Tower
66% match9 user reviews67% of 9 reviews2025
Dev: AVE Team
Windows
Brick by brick build a tower that reaches Heaven. Be beware of natural disasters, collect feathers and various brick styles! Play through Story or build anything you want in Creative mode. Or become the fastest to reach the Heavens and get to the top of Leaderboard!
Why similar: Building 25.7%, Sandbox 19.6%, Simulation 18.6%, Base Building 12.2%, Physics 12%
- #58 419
67% matchNo user reviews
Dev: AVALON_STUDIOS
Windows
Start as a small-time filler and work your way up to kingpin. Buy CC info, print blanks, card online and launder your money through crypto. But watch out: the more you scam, the more heat you get. Play solo or co-op with up to 8 players.
Why similar: Sandbox 30.3%, Building 24.2%, Base Building 18.7%, Simulation 9.9%, Physics 6.8%
- #59 Away From Life
66% matchNo user reviews
Dev: Cursor Games
Windows
You survived a helicopter crash; going home is your top priority. Live as a castaway - survive the dangers of the islands by using your environment to find food, build shelter, craft tools to extend your stay, explore the secrets of the islands and their surrounding waters, and carve your way home.
Why similar: Sandbox 21.8%, Base Building 20.3%, Building 19.3%, Realistic 12.1%, Simulation 8.1%
- #60 Evospace
67% matchVery Positive82% of 387 reviews2019
Dev: Quantum Rivet
Windows · Mac
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.
Why similar: Base Building 24.8%, Sandbox 23.7%, Building 19.6%, Simulation 13%, Realistic 8%