Single-player games like Assembly Planter
Below are 12 single-player Steam games similar to Assembly Planter, 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 Assembly Planter page.
Ranked picks
- 1

Autonauts
Single-player alternative to Assembly Planter — playable solo, no multiplayer required. Shares Indie and Simulation with Assembly Planter.
In Autonauts you must build, create, and automate. Start by establishing a colony, crafting bots and teaching them via Scratch-style programming to build an ever evolving autonomous paradise of agriculture, industry and enlightenment.
- 2

Factory Town
Single-player alternative to Assembly Planter — playable solo, no multiplayer required. Shares Strategy and Indie with Assembly Planter.
Build, automate, and optimize a giant factory on 3D terrain using conveyor belts, trains, chutes, pipes, and airships. Sell your goods to nearby villages to expand their borders, increase happiness, and unlock even better technology!
- 3

Farm Manager 2021
Single-player alternative to Assembly Planter — playable solo, no multiplayer required. Shares Strategy and Indie with Assembly Planter.
Farm Manager 2021 is an indie game that lets you relax and immerse yourself in farm management. A casual but grounded builder game that combines management and farm maintenance in one package. Grow and expand your farm into a thriving estate or enjoy it as a delightful escape from everyday life.
- 4

Plantera 2: Golden Acorn
Single-player alternative to Assembly Planter — playable solo, no multiplayer required. Shares Indie and Simulation with Assembly Planter.
The round blue Mellows return to tend to the Garden once more. Grow plants, bushes, trees, animals, water features and the great magical oak tree that has been rumored to have placed its seed there. Tend to the oak tree and grow it to the sky to harvest its Golden Acorns.
- 5

Industry Idle
Single-player alternative to Assembly Planter — playable solo, no multiplayer required. Shares Strategy and Indie with Assembly Planter.
Industry Idle is an idle game that combines factory building, resource management and market trading. Design & build your base, expand & scale up your productions, improve & optimize your economy. Plus all the incremental game goodies: offline earnings, prestige to unlock more powerful upgrades.
- 6

Havendock
Single-player alternative to Assembly Planter — playable solo, no multiplayer required. Shares Strategy and Indie with Assembly Planter.
Breathe easy and thrive in this cozy colony sim. Build a haven for castaways, manage resources, live your best life on the ocean. Lead your humble settlement into a high-tech society.
- 7

Roboplant
Single-player alternative to Assembly Planter — playable solo, no multiplayer required. Shares Strategy and Indie with Assembly Planter.
In a future not too far away, humans are finally able to harvest food on alien planets. Embark on a new journey with your team of robots called Beebop 179. Build and manage a hydroponic farm, grow delicious plants and survive the mysterious challenges of outer space.
- 8

Outpath
Single-player alternative to Assembly Planter — playable solo, no multiplayer required. Shares Strategy and Simulation with Assembly Planter.
An experimental clicker base building game. Craft, gather & manage resources, build your base and buy more islands to exploit and expand!
- 9

shapez
Single-player alternative to Assembly Planter — playable solo, no multiplayer required. Shares Strategy and Indie with Assembly Planter.
shapez is an easy-going, minimalistic factory building game about the automation of shapes through extraction and satisfying production lines. Adapt to increasingly complex shapes and grow your factory across an infinitely expanding map. Your only limitation is your creativity!
- 10

Minecraft: Story Mode - A Telltale Games Series
Single-player alternative to Assembly Planter — playable solo, no multiplayer required.
Episode 1 is now FREE - for a limited time! In Minecraft: Story Mode, playing as either a male or female hero named 'Jesse,' you’ll embark on a perilous adventure across the Overworld, through the Nether, to the End, and beyond.
- 11

Factorio
Single-player alternative to Assembly Planter — playable solo, no multiplayer required. Shares Strategy and Indie with Assembly Planter.
Factorio is a game about building and creating automated factories to produce items of increasing complexity, within an infinite 2D world. Use your imagination to design your factory, combine simple elements into ingenious structures, and finally protect it from the creatures who don't really like you.
- 12

The Farmer Was Replaced
Single-player alternative to Assembly Planter — playable solo, no multiplayer required. Shares Strategy and Indie with Assembly Planter.
Program and optimize a drone to automate a farm and watch it do the work for you. Collect resources to unlock better technology and become the most efficient farmer in the world. Improve your problem solving and coding skills.