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Buy Opus Magnum – Lowest Price, Deals & Price History
Official Store Offers
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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!
- Platforms
- Release Date
12/6/2017
- Developers
- Publishers
- Features
Ratings
| Source | Rating |
|---|---|
 Metacritic | 90 / 100 |
Price History
| Price History Title | Price History Value |
|---|---|
| Current Low | $8.71 |
| Historical Low | $5.63 |
| MSRP | $19.99 |
| Active Offers | 9 stores |
| On Sale? | Yes - up to 56% |
| Deal Verdict | 43.85 |
30-Day Price Trend
System Requirements
Windows
Windows
Mac
Mac
Linux
LinuxHow Long To Beat
| Mode | Hours |
|---|---|
| Main Story | 15 Hours |
| Main Story + Extra | 26 Hours |
| Completionist | 40 Hours |
Steam Stats
Steam Deck
PlayableOwners
200,000 - 500,000
Achievements
| Store | Total Achievements |
|---|---|
| Steam | 5 Total |
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Opus Magnum Buying and Gameplay FAQs
Price & Deals FAQs
How much does Opus Magnum cost?
Right now, you can buy Opus Magnum for as low as $8.71, depending on the store and platform.
Is Opus Magnum on sale right now?
Yes, Opus Magnum is currently on sale with up to 56% off at select stores.
How much is Opus Magnum on Steam?
On Steam, Opus Magnum is listed at $19.99 (MSRP $19.99).
What is the historical lowest price for Opus Magnum?
The lowest recorded price for Opus Magnum is $5.63, based on past sales and discounts.
Crossplay & Platforms FAQs
Is Opus Magnum available on PC, Xbox, PlayStation, or Switch?
Opus Magnum is available on PC.
Gameplay FAQs
Is Opus Magnum single-player only?
Opus Magnum is primarily a single-player experience.
Game Stats FAQs
How long does it take to beat Opus Magnum?
The main story takes around 15 hours, while a completionist run averages 40 hours.
When did Opus Magnum release?
Opus Magnum launched on December 6, 2017.
How much free space do I need for Opus Magnum?
You'll need about 600 MB of free space to install and play.
DLC & Content FAQs
Opus Magnum Patch Notes And Updates
Volume CVIII, Issue XI: Small-Scale Construction Crafts
Jun 10, 2026
Today's update adds a new issue to the Journal of Alchemical Engineering.
Volume CVIII, Issue XI: Small-Scale Construction Crafts
While research to support the large-scale building projects initiated by the Great Houses has shown a tendency to dominate today’s alchemical science, a dedi...
View on SteamVolume CVIII, Issue XI: Small-Scale Construction Crafts
While research to support the large-scale building projects initiated by the Great Houses has shown a tendency to dominate today’s alchemical science, a dedi...
UPDATE: Portuguese and Russian fan translations for the DLC
Jun 5, 2026
Today's update adds Portuguese and Russian fan translations for the De Re Metallica DLC. Many thanks to Yuri Nikolai and TrottingHeart respectively!
View on SteamUPDATE: Upgrading to a newer version of the Steam API
Jun 3, 2026
Today's update upgrades the game to a newer version of the Steam API, which should fix a crash on Mac when attempting to browse to Steam Workshop from in-game.
View on SteamVolume CVIII, Issue X: Inside the Soria Glassworks
Jun 2, 2026
Today's update adds a new issue to the Journal of Alchemical Engineering. Do you have a puzzle you'd like to see included in a future issue? Submit it here:
https://tally.so/r/KYDzWX
Volume CVIII, Issue X: Inside the Soria Glassworks
Though difficult to imagine today, House Soria o...
View on Steamhttps://tally.so/r/KYDzWX
Volume CVIII, Issue X: Inside the Soria Glassworks
Though difficult to imagine today, House Soria o...
UPDATE: Additional input for Shimmering Chain
May 27, 2026
Today's update adds an additional salt input to the Shimmering Chain journal puzzle.
View on SteamOpus Magnum PC – Buying Guide, Reviews and Deal Summary
Opus Magnum was developed and published by Zachtronics, released on 2017-12-06.
Opus Magnum Review Scores and Player Reception
Opus Magnum has been rated 90/100 on Metacritic. Use these scores alongside player feedback to decide if it's worth adding to your library at its current price.
Current Opus Magnum Lowest Price and Deal Summary
At the moment, the lowest price is
$8.71
, compared to an MSRP of$19.99
. Across all listings, there are currently 9 store offers for Opus Magnum, pulled from both authorized retailers (such as Steam, Fanatical, and Green Man Gaming) and key marketplaces like Kinguin or Eneba. Whether you prefer buying from official sources or want to stretch your budget further through grey-market deals, Gamers Unchained helps you easily compare prices and find the best fit.What Is a Game Key and Is It Safe to Buy?
Not sure what a game key is or how to redeem one on platforms like Steam, Epic Games, or Ubisoft Connect? You're not alone—and we've got you covered. Our quick guides break it all down for you—check them out and get gaming faster!