Game Detail
App ID 558990 | Recorded April 2, 2026 at 02:06 PM
Indie, Simulation
Categories: Single-player, Steam Achievements, Steam Workshop, Steam Cloud, Steam Leaderboards, Includes level editor, Family Sharing
Release date: December 7, 2017
Developer/Publisher: Zachtronics / Zachtronics
Overwhelmingly Positive 97% · 4,125 reviews
Official Steam summary
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!
Current price
$19.99
All-time low
$9.99
12-month low
$9.99
Verdict
Wait
+100% above the all-time low.
103 helpful
I am not a computer programmer and I don't enjoy math. I have a degree in English Literature, which doesn't make me the obvious target audience for a...
23 helpful
If ya think it might not be for you, just try it out for 90 mins so you can refund it if ya don't like it. The only way to tell if you'll like a game...