Single-player games like Homebrew - Patent Unknown
Below are 14 single-player Steam games similar to Homebrew - Patent Unknown, ranked by player overlap. Every pick carries Steam's Single-player category, so multiplayer-only titles or always-online games don't sneak in. imho.run pulls the category data from Steam directly — Single-player here matches what the store labels.
Want the full alternatives list (paid + free + Steam Deck + cheaper picks)? See the parent games like Homebrew - Patent Unknown page.
Ranked picks
- 1

Automation - The Car Company Tycoon Game
Single-player alternative to Homebrew - Patent Unknown — playable solo, no multiplayer required. Shares Indie and Simulation with Homebrew - Patent Unknown.
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?
- 2

ALIGNMENT : An Engineering Odyssey
Single-player alternative to Homebrew - Patent Unknown — playable solo, no multiplayer required. Shares Indie and Adventure with Homebrew - Patent Unknown.
A professional-grade road design sim built on real-world maps. Recreate complex interchanges and iconic highways 1:1, engineer custom solutions with real workflows, and drive what you design.
- 3

CAR TUNE: Project
Single-player alternative to Homebrew - Patent Unknown — playable solo, no multiplayer required. Shares Indie and Simulation with Homebrew - Patent Unknown.
CAR TUNE: Project is a detailed car tuning simulator where every bolt, screw, and gear matters. Build your dream machine, fine-tune every parameter, and test it on the track.
- 4

Diesel Brothers: Truck Building Simulator
Single-player alternative to Homebrew - Patent Unknown — playable solo, no multiplayer required. Shares Simulation with Homebrew - Patent Unknown.
Enter the World of Diesel! Grab some of the biggest four-wheelers. Trick these trucks, flip them for a profit or race against your friends online. This can go hard or this can go diesel!
- 5

Rally Mechanic Simulator
Single-player alternative to Homebrew - Patent Unknown — playable solo, no multiplayer required. Shares Sports and Indie with Homebrew - Patent Unknown.
Take your opportunity as a real Rally Mechanic. Overcome all the obstacles that the reckless racers throw at you - including unrepairable parts, time limitations and more. Take good care of your rally cars so that on the next special they will perform as good as if they came out of the factory.
- 6

Space Ribbon - Slipstream to the Extreme
Single-player alternative to Homebrew - Patent Unknown — playable solo, no multiplayer required. Shares Action and Sports with Homebrew - Patent Unknown.
The ultimate slipstream racer! Chase down a giant space beast and race to enter the creature’s mouth as it spews out a series of psychedelic racetracks. Slipstream to the extreme! Modify your junked up classic car and race to the finish line as you compete to become the intergalactic winner.
- 7

Car Detailing Simulator
Single-player alternative to Homebrew - Patent Unknown — playable solo, no multiplayer required. Shares Indie and Simulation with Homebrew - Patent Unknown.
Car Detailing Simulator, you get a chance to renew any car and restore its splendor at the request of demanding customers! A nice and well-groomed vehicle can be the pride of every human being! Clean, polish and marvel at your creations in this highly realistic game where every little detail counts!
- 8

Motor Town: Behind The Wheel
Single-player alternative to Homebrew - Patent Unknown — playable solo, no multiplayer required. Shares Indie and Adventure with Homebrew - Patent Unknown.
Enjoy realistic driving in the open world. Relaxing cargo deliveries or driving buses and taxis will give you enough money to buy new cars and parts. You can test your driving skills at the race track. It's all about pure driving pleasure!
- 9

Scrap Mechanic
Single-player alternative to Homebrew - Patent Unknown — playable solo, no multiplayer required. Shares Action and Indie with Homebrew - Patent Unknown.
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!
- 10

Kerbal Space Program
Single-player alternative to Homebrew - Patent Unknown — playable solo, no multiplayer required. Shares Indie and Simulation with Homebrew - Patent Unknown.
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.
- 11

Brick Rigs
Single-player alternative to Homebrew - Patent Unknown — playable solo, no multiplayer required. Shares Simulation with Homebrew - Patent Unknown.
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!
- 12

Stormworks: Build and Rescue
Single-player alternative to Homebrew - Patent Unknown — playable solo, no multiplayer required. Shares Simulation with Homebrew - Patent Unknown.
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.
- 13

GearBlocks
Single-player alternative to Homebrew - Patent Unknown — playable solo, no multiplayer required. Shares Indie and Simulation with Homebrew - Patent Unknown.
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!
- 14

Seeking Evil: The Wendigo
Single-player alternative to Homebrew - Patent Unknown — playable solo, no multiplayer required. Shares Action and Indie with Homebrew - Patent Unknown.
Being delisted on July 21.A short, intense horror game with optional VR. Light totems, avoid the Wendigo, and survive the darkness.