Single-player games like Regular Human Workshop
Below are 9 single-player Steam games similar to Regular Human Workshop, 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 Regular Human Workshop page.
Ranked picks
- 1

Destruction Dummies
Single-player alternative to Regular Human Workshop — playable solo, no multiplayer required. Shares Indie and Simulation with Regular Human Workshop.
Bone crunching, head exploding, limb tearing ragdoll dismemberment action in 3D.
- 2

GENIUS AT WORK!
Single-player alternative to Regular Human Workshop — playable solo, no multiplayer required. Shares Indie and Simulation with Regular Human Workshop.
Test your intelligence and creativity! With Genius At Work you will have your construction area where you can let your imagination fly and carry out your technical projects.
- 3

ACTION SANDBOX
Single-player alternative to Regular Human Workshop — playable solo, no multiplayer required. Shares Simulation with Regular Human Workshop.
A physics sandbox game for people who like to play with digital toys. Create, control toys and define your goals.
- 4

Squares and Stuff
Single-player alternative to Regular Human Workshop — playable solo, no multiplayer required. Shares Indie and Simulation with Regular Human Workshop.
Build, experiment, and share in Squares and Stuff, a pixel-retro sandbox game inspired by classic "falling sand" games. Unleash your creativity in an open-ended world filled with sandbox elements like water, paint, fire, sand, animals, humans, zombies, and a controllable 2D platform character.
- 5

Meco Rocket Simulator
Single-player alternative to Regular Human Workshop — playable solo, no multiplayer required. Shares Simulation with Regular Human Workshop.
Meco Rocket Simulator is a realistic physics game where you play as an underpaid rocket scientist working for Mecodyne to design and test rocket engines without regard for your safety.
- 6

Fruit Factory
Single-player alternative to Regular Human Workshop — playable solo, no multiplayer required. Shares Simulation with Regular Human Workshop.
A silly physics-based puzzle game about sorting fruit with industrial machines!
- 7

Droneboi: Conquest
Single-player alternative to Regular Human Workshop — playable solo, no multiplayer required. Shares Indie and Simulation with Regular Human Workshop.
Build, fly, and battle in Droneboi: Conquest - the ultimate space sandbox game! Explore Conquest, engage in combat, and upgrade your ship. Start your space journey today!
- 8

PixPhys
Single-player alternative to Regular Human Workshop — playable solo, no multiplayer required. Shares Indie and Simulation with Regular Human Workshop.
PixPhys is a 2D engineering sandbox with huge technical possibilities and scope for imagination: design equipment from a jet-powered cart to space stations.
- 9

People Playground
Single-player alternative to Regular Human Workshop — playable solo, no multiplayer required. Shares Indie and Simulation with Regular Human Workshop.
Shoot, stab, burn, poison, tear, vaporise, or crush ragdolls in a large open space.