Opus Magnum

Source: Steam
App ID: 558990
Developer: Zachtronics
Released: December 7, 2017

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 players

16 observations from Oct 26 to Oct 28. Latest 73 players at Oct 28 07:55 UTC. Peak 141 at Oct 27 19:55 UTC. No collection gaps in this window.

24h Peak

141

2026 Peak

310

Oct 7 19:55 UTC

All-Time Peak

310

Oct 7, 2026 19:55 UTC

Live Top Seller

Weekly Top Seller

Price

Reviews

97% Positive

5.9K positive, 171 negative

Player History


Today	93	-15	-13.8%	102	73
Oct 27	108	-1	-0.9%	141	76
Oct 26	109	-20	-15.8%	138	72
Oct 25	129	-4	-3.2%	157	111
Oct 24	133	+29	+27.5%	171	105
Oct 23	105	-1	-0.6%	140	74
Oct 22	105	+17	+18.8%	142	73
Oct 21	89	-8	-8.5%	110	63
Oct 20	97	-21	-17.8%	136	75
Oct 19	118	-23	-16.1%	165	94
Oct 18	140	-6	-4.2%	187	114
Oct 17	147	+26	+21.1%	193	116
Oct 16	121	-1	-0.6%	156	86
Oct 15	122	-10	-7.8%	170	91
Oct 14	132	-16	-10.8%	199	92
Oct 13	148	-22	-12.7%	210	99
Oct 12	170	-29	-14.6%	235	116
Oct 11	199	-14	-6.4%	256	141
Oct 10	212	+13	+6.4%	259	164
Oct 9	199	-18	-8.1%	261	128
Oct 8	217	-8	-3.7%	276	153
Oct 7	225	Not Available	Not Available	310	155
Oct 3	272	Not Available	Not Available	272	272

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7 Billion Humans16 players
TIS-1008 players
SpaceChem11 players

Current players

Player History

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