▶ Trailer
IndieSimulationPuzzleDifficultProgrammingLogicSingleplayer
SpaceChem Steam store
Game description
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!
Basic info
| Developer | Zachtronics |
|---|---|
| Publisher | Zachtronics |
| Platforms | Windows · macOS · Linux |
| Steam Deck | Playable! |
| Release date | Mar 2, 2011 |
| Price |
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Minimum specs
| OS | Windows XP SP3 / Vista / 7 / 8 / 10 |
|---|---|
| Processor | 2.0 GHz Processor |
| Memory | 1 GB |
| Graphics | frame buffer support recommended |
| Storage | 300 MB |
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Review Analysis Score
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Not enough recent reviews for us to analyze this game yet. 18 Steam reviews in the last 90 days
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Steam review activity
since launch, by month · major update
Mar 2011Oct 2026
per day · 11 reviews, peak 2/day
Sep 17Oct 16
per month · 19 reviews, peak 9/month
Aug 2026Oct 2026
per month · 41 reviews, peak 9/month
May 2026Oct 2026
per month · 86 reviews, peak 11/month
Nov 2025Oct 2026
Steam only gives daily counts for the last 30 days; longer ranges are by month. Months with fewer than 10 reviews are left out of % positive.