Games like SpaceChem
Zachtronics is back with an ambitious new design-based puzzle game. Take on the role of a Reactor Engineer working for SpaceChem, the leading chemical synthesizer for frontier colonies. Construct elaborate factories to transform raw materials into valuable chemical products!

Top 12 games similar to SpaceChem
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Opus Magnum
Opus Magnum is the latest open-ended puzzle game from Zachtronics, the creators of SpaceChem, Infinifactory, and SHENZHEN I/O. Design and build machines that assemble potions, poisons, and more using the alchemical engineer’s most advanced tool: the transmutation engine!
IndieSimulation - 2

Infinifactory
Infinifactory is a sandbox puzzle game by Zachtronics, the creators of SpaceChem and Infiniminer. Build factories that assemble products for your alien overlords, and try not to die in the process.
IndieSimulation - 3

SysOps Simulator
SysOps Saga is a simulation game that puts you in the shoes of a Site Reliability Engineer (SRE), managing the intricate web of software, security, and hardware to keep digital systems running. Developed by a FAANG veteran, this game offers an immersive and educational experience for IT enthusiasts.
Simulation - 4

Monster Logic
Enter the world of "Monster Logic", the monstrous programming game! In this hand-drawn puzzle game, you'll have to use each monster's unique ability to progress through the 40+ levels and the multiple biomes!
IndieSimulation - 5

Omnibullet
A factory is like a clockwork, can you make it tick? Combine simple towers into complex mechanisms, generate enough energy bullets, charge batteries. An open-ended logic game about efficiency, energy management, and tight budgets. Batteries included, but you will have to charge them yourself.
IndieSimulationStrategy - 6

Colorgrid
Colorgrid is a puzzle game about mixing colors in a Lab. Find the correct positions for your lasers and mirrors to get the right mix of colors in each material.
CasualStrategy - 7

Kaizen: A Factory Story
Kaizen is an open-ended puzzle automation game from the original Zachtronics team, set in 1980s Japan. Design, build, and optimize production lines to create iconic products, like calculators, camcorders, and arcade machines.
SimulationStrategy - 8

Comet 64
Comet 64 is a programming puzzle game. The year is 1984. All you got is a Comet 64 home computer and the operator's manual it came with.
IndieSimulation - 9

Quantum Odyssey
Master the most counter-intuitive logic in existence. Created by the researchers who defined Quantum Literacy, Quantum Odyssey is an open-ended puzzle game where you craft real quantum algorithms. Optimize 500+ challenges, hack other players, and gain insights textbooks can’t provide.
Early AccessIndieSimulation - 10

Human Resource Machine
Program little office workers to solve puzzles. Be a good employee! The machines are coming... for your job. From the creators of World of Goo and Little Inferno.
CasualIndieSimulation - 11

Hard Chip
Hard Chip is a 3D simulation/puzzle game about building processors focusing on realism. Explore the world of semiconductor chip design and delve into the intricacies of CPU logic, floor planning, and propagation delay.
Early AccessIndieSimulation - 12

Prime Mover
Retrace the path of the Prime Mover to uncover the story of the Byte of Burden! Prime Mover is an open-ended puzzle game about designing circuit boards.
IndieSimulation
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imho.run is a Steam game recommender that combines collaborative filtering (ALS / iALS / EASE / LightGCN) with content-based scoring over genres, categories, Steam tags, developers, and publishers, plus AI-extracted gameplay vibes from review text. The lists you see here are generated in seed mode — anchored on SpaceChem— so they answer the question “what plays like this?” rather than “what fits my library?”
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