Single-player games like KitHack Model Club
Below are 10 single-player Steam games similar to KitHack Model Club, 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 KitHack Model Club page.
Ranked picks
- 1

Balsa Model Flight Simulator
Single-player alternative to KitHack Model Club — playable solo, no multiplayer required.
Balsa is a detailed Model Flight Simulator with a powerful editor where you can design, build, fly and battle with model aircraft. Developed by the creator of Kerbal Space Program, Balsa is a virtual flight experience like no other.
- 2

Juno: New Origins
Single-player alternative to KitHack Model Club — playable solo, no multiplayer required.
Bring to life anything you can imagine from rockets and airplanes to cars and more. Automate them with a visual programming language. Explore 3D planets and make your own. Share your creations online. Complete contracts, conquer milestones, and unlock technology in the newly added Career Mode.
- 3

Main Assembly
Single-player alternative to KitHack Model Club — playable solo, no multiplayer required.
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.
- 4

From the Depths
Single-player alternative to KitHack Model Club — playable solo, no multiplayer required.
Over 1000 unique components allow you to build and command voxel vehicles from the deep ocean to outer space! Forge strategies, allegiances and fleets strong enough to destroy eight deadly factions of the planet and reign supreme. A genre-defying mashup of simulation, building, RTS and RPG.
- 5

Kerbal Space Program
Single-player alternative to KitHack Model Club — playable solo, no multiplayer required.
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.
- 6

Automation - The Car Company Tycoon Game
Single-player alternative to KitHack Model Club — playable solo, no multiplayer required.
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?
- 7

Screw Drivers
Single-player alternative to KitHack Model Club — playable solo, no multiplayer required.
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.
- 8

Trailmakers
Single-player alternative to KitHack Model Club — playable solo, no multiplayer required.
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.
- 9

SimplePlanes
Single-player alternative to KitHack Model Club — playable solo, no multiplayer required.
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.
- 10

SimplePlanes 2
Single-player alternative to KitHack Model Club — playable solo, no multiplayer required.
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.