Games like Steam Engine Simulator on Steam
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Space Simulation Toolkit
Physics sandbox game that uses a graphics card as a supercomputer. Change the laws of physics, design mechanisms, create A-Life worlds and inhabit them with living beings, experiment with evolution and AI.
World of Guns: Gun Disassembly
World of Guns: Gun Disassembly lets you delve into the inner workings of guns from the largest gears to the smallest screws
Learn to Fly 3
Build your spaceship from scratch, earn funds and invest them into building a bigger, better spaceship as you try and fly your way up to space!
SpedV
With FPH SpedV, you will enjoy your Trucking Simulators more! You can create virtual Trucking Companys and work up with your Friends. We offer you a tool to manage your VTC in ETS 2 and ATS. This Programm will directly link into the Games and make it easy to monitor your drive.
SuchArt: Creative Space
Paint on any surfaces with numerous tools in Creative Space — a free sandbox version of SuchArt: Genius Artist Simulator. Create masterpieces, complete commissions, and decorate your studio in the most advanced artist sim!
The Powder Toy
The Powder Toy is a classic physics sandbox game, which simulates air pressure and velocity, heat, gravity and a countless number of interactions between different substances
Maximum Football
Build your dream team and compete your way in Maximum Football, the free-to-play football game where customization, strategy, and community shape the ultimate gridiron experience.
Project Eagle: A 3D Interactive Mars Base
An interactive art demo that showcases what a future base on Mars could look like. Project Eagle isn't a game - but an exploration of mankind's possible future.
Cosmic Sugar VR
Cosmic Sugar is an elegant, GPU driven simulation space. Vive wands become attractors or repulsors which allow you to craft nebulas. The controls are very simple, but it takes some time to explore all of the possibilities. Thanks to East Forest for the trailer music.
Break a Leg
Break a Leg is a series done over YouTube shorts where the top comment got the next addition to the game. Break a Leg is a game where your primary goal is to break your leg. Once you do, you did it. You won. Therefore, there's no more reason to keep playing this game.
Demolition Company Gold Edition
Demolition Company Gold Edition: the complete Demolition Company experience! Includes Demolition Company, the DLC Kit Pack PLUS brand new equipment, new missions and a HUGE new city district 4 times bigger than the old Demolition Company districts!
Remove: 범죄는 흔적을 남긴다
Let’s recall the memory before the accident and erase the traces of your crime.
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.
Bridge Constructor Portal
Enter the Aperture Science Enrichment Center and experience Bridge Constructor Portal – the unique merging of the classic Portal™ and Bridge Constructor™ games.
Kingdom: Classic
Kingdom is a 2D sidescrolling strategy/resource management hybrid with a minimalist feel wrapped in a beautiful, modern pixel art aesthetic.
Electrician Simulator - First Shock
Learn the ropes from your Dad to become an electrician. Repair and assemble sockets, panels, strips, plugs, chandeliers and even change light bulbs. Oh... and don't mix up the wires! Results might be shocking.
Tea Party Simulator 2015™
Ever wanted to be a tea party extraordinaire? Well now you can. Each new level brings it's own challenges you must overcome on your quest to become the ultimate tea party master. Comes with the original Tea Party Mode and now a Mode 2 (after beating all the levels), for a whole new experience!
Virtual Rides 3 - Funfair Simulator
Design! Control! Ride! Virtual Rides III is here! Set foot in an even bigger, more colorful, and more impressive fairground than ever before! Let your imagination be your guide! Design, control, and ride more than 15 unique attractions!
ACTION SANDBOX
A physics sandbox game for people who like to play with digital toys. Create, control toys and define your goals.
Poly Bridge 2
The acclaimed bridge-building indie-hit is back! More levels, more features, more physics fun!
Crazy Machines 3
Crazy Machines 3 is the latest, greatest, most amazing and craziest part of the series and fascinates once more with physic-based puzzles. Build your own crazy machines and share your awesomeness across the world thanks to the Steam® Workshop.
Universe Sandbox
Create & destroy on an unimaginable scale with a realistic physics-based space simulator. Explore the beauty of our universe and the fragility of our planet. Use science to bend the laws of gravity, collide planets, boil away oceans, fire epic space lasers, and customize your universe.
Satisfactory Modeler
Model your Satisfactory builds. Set up your machines however you like, adding optional limits to the number of any of those machines and the tool will calculate how the parts will flow and how many of each machine type are getting used.
Kerbal Space Program
In Kerbal Space Program, take charge of the space program for the alien race known as the Kerbals. You have access to an array of parts to assemble fully-functional spacecraft that flies (or doesn’t) based on realistic aerodynamic and orbital physics.