
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!
Modeled estimate, not a reported figure. How we estimate →
Each in the currency that store quoted — not converted: the gap between two rows is the publisher's pricing, not an exchange rate.
Every market we collect.
Discounts
Every price cut of more than 20% we have observed, in each market that quoted one, with this game's chart position on either side of it. These are episodes, not a model: a sale is one event, and one event cannot tell you what the next one will do.
Reviews, worldwide (the counter carries no country): 2.29/day in the week to Sep 10 → 5/day in the week after.
For scale, across Steam · Top Sellers · Brazil over the last 30 days: the 25 chart moves that followed a price cut of more than 20% went a median of 10 places towards #1, and the 2,413 moves with no price cut behind them went 2 away. One store, one chart, one country — it is the only place we have enough observations to say even that.
Prices outside the United States have been collected since 6 August 2026 and chart positions since 19 July 2026, so a cut older than that has no market to compare and a market that joined later has no history yet. Nothing here is converted between currencies.
About

Sums Steam only; Xbox, GOG publish no volume signal, so the true total is higher by an unknown amount.
Updates
Build ids and update times come straight from Steam's PICS — the same source SteamDB reads. Patch history grows as we record new builds.
Engagement
Reviews
Themes across 896 recent reviews and how positive each mention is. A keyword signal, not full sentiment analysis.
Reviews
Apparently the youtube doomscroll algorithm knows its stuff. Thank you Goodbye Galaxy.
I'm here because of Goodbye Galaxy and I think this video is the best advertisement for the game https://www.youtube.com/watch?v=W_Ekun0WDIk
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 game like this. And yet somehow even I got addicted to Opus Magnum. I enjoy the game is because the puzzles have open-ended solutions. I can be creative with my solves without feeling limited to only following a set of rigid and obscure rules, which is why I never enjoyed math. In fact, Opus Magnum feels similar to how one approaches the study of literature (art). When analyzing a poem (novel, short story, painting, whatever), the point isn't to try and explain what the artist meant (which is a common misconception), the point is to construct a text-supported and logical argument as to what *you* think the art means. Analyzing art is an exercise in explaining yourself and your opinions to others in a reasoned, logical, and articulate manner. And that is why Opus Magnum is so much fun for someone like me. My solutions are my own unique interpretations of the puzzle's instructions, just like my reading of, say, an Emily Dickinson poem is also going to be unique to me. I have to design a logical and articulate solution to each puzzle, but that solution is going to be different than someone else's. And just like a good paper on an Emily Dickinson poem will make a well-reasoned and text-supported argument for my interpretation of her work, so too must my puzzle's solution be logical and functional. I think we too often forget that the humanities and the sciences actually have a lot in common and that each field supports the other. An engineer who can't articulate their ideas will struggle to explain their ideas to others, just as an artist who can't support their arguments logically will struggle to reach an audience. Science teaches us how to do something logically, while the humanities teaches us how to explain it to each other. So, anyway, it you're not someone who thinks they will enjoy this game because they never enjoyed math or aren't in a STEM field, I assure you that the game can still appeal to you because of how creative you're allowed to be. Fantastic game: 10/10!
Media

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Price dynamics, follower growth, revenue and sales trajectories with interactive tooltips
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Genres
Stats
All-time low is the lowest price we've recorded for this game since we started tracking it.
Languages: English, French, German, Japanese, Russian, Simplified Chinese, Spanish - Latin America, Korean, Turkish, Ukrainian, Portuguese - Portugal, Czech +1 more
| $19.99 |
| 196ratings |
| 92% |
| — |
| not modelled |
Matched by title — a reused name can pair the wrong games. * is a critic aggregate. Prices and positions are each store's United States storefront; Epic charts worldwide. Audience and Score too, except Steam's, which is worldwide.
Hours played at review time, across 899 reviews with recorded playtime.
positive critical· bar length = how often the theme comes up
One of the best games I've ever played. I spent countless hours optimizing and enjoyed every aspect of this game.
安装机械臂安装一半出去接个电话回来就看不懂我之前怎么个想法了
I see the genius in this game, but not in myself
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 like this is to try it. Heads up tho, the tutorial is boring and doesn't teach you controls. But it's less than 30mins.
I discovered this game through Goodbye Galaxy's video [url=https://www.youtube.com/watch?v=W_Ekun0WDIk&t=1827s] How I Accidentally Set a World Record in Opus Magnum [/url] and five minutes in without understanding what was going on I immediately knew I would love this game and needed to get my hands on it desperately. The reason I was so immediately interested is simple; Opus Magnum is a coding game. I love code. End post. It can be extremely hard to wrap my head around, especially because unlike in traditional code, you can't leave comments reminding you what part of the sequence does what. The closest you have is that after you run the devices, if it doesn't end up working out, you can press a key to show the last position of all the little marbles, but this only does so much. This does cause me a lot of trouble because I just can't remember ♥♥♥♥, I'm gonna hafta work something out to make things easier for me to parse. After a device "successfully compiles" (let's say), the game will show you how your device compares to the averages on a set of histograms. You can disable this in the settings by turning on "hermit mode", but I find it useful and, well, just plain interesting. There is a plot. It's pretty silly, but I don't think it's trying to be all that serious. Anateus is almost certainly autistic and you cannot tell me otherwise. I wasn't expecting to like him at all but the way that he, like, *is*, is shockingly relatable in extremely specific ways. In the end though my favorite thing about this game is easily that there *is* no "right" way as long as you get the right answer. You can have abhorrent histogram scores but as long as your device makes the correct structure, it doesn't matter; you still get to continue.
Zach Barth said "Zachtronics is over" 3 years ago. I accepted it. I moved on. Then out of the blue Z changes his mind and drops 17 new puzzles on us like the USA bombs countries these days. No warning. No apology. This is a game that makes you feel like a complete idiot for 45 minutes and then a genius for 10 seconds and you will never stop playing it. Zach Barth is constitutionally incapable of leaving well enough alone and I will be grateful for it until he really says he is done....maybe 10/10
Saw it on a youtube video (GoodbyeGalaxy on yt) and thought "man that seems like a game i would like" and booooyyyy was i right. I have 13.4 hours as of rn and i love it so much. Genuinely a genius concept of a game. If you like Satisfactory, techtonica, factorio, or any other of those types of games, this is 100% for you!
Active players
Estimated daily and monthly active players (DAU/MAU) modeled from peak concurrency.
Players by region
Where this game's players are, estimated from review languages.
Players also reviewed
The games this title's players most often review too — audience affinity.
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