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Game library / Opus Magnum
Opus Magnum
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Opus Magnum

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!

Released · 2017-12-07

Additional content

DLC

At a glance

About this game

Core game information and the store records it came from.

Title
Opus Magnum
Content
Game
Release date
2017-12-07
Developer
Zachtronics
Publisher
Zachtronics
Platforms
Windows, Linux, macOS
Steam Deck
Playable Valve's compatibility rating
Connected stores
2
GOG GOG source details
Store title
Opus Magnum
Product ID
1123993222
Developer
Zachtronics
Publisher
Zachtronics
Store release date
2017-12-07
Source checked
2026-11-12 05:32 UTC

Open official store page ↗

Steam Steam source details
Store title
Opus Magnum
Product ID
558990
Developer
Zachtronics
Publisher
Zachtronics
Store platforms
Windows + Linux + macOS
Source checked
2026-10-25 08:33 UTC

Open official store page ↗

How you can play

Features and tags

Select a feature to find other games that have it.

Store tags

Genres

  • Indie
  • Simulation

Categories and genres from the Steam store, observed 2026-10-25. Store tags from Steam and GOG, as players and the store apply them.

Compare & explore

One game, connected stores

Each store keeps its own prices and observations. We prefer the latest recorded EUR price for Europa. When the displayed currency differs from the store amount, a separate approximate value may use the latest available ECB reference rate.

Some store links may be affiliate links. We may earn a commission from qualifying purchases, at no extra cost to you. This does not affect prices, ratings or rankings. How commercial links work.

Lumiri price context

Recorded price comparison

Matching store titles. One currency. One market.

EUR SE

Lowest recorded amount

14.25 EUR

Steam

Recorded 1 day ago

Difference between stores

5.25 EUR

Lowest to highest included amount.

2 comparable stores

Distance from observed low

+7.13 EUR

Steam listing only. Low: 7.12 EUR.

Last seen
Newest included record
Oldest included record

1 record is over 48 hours old.

2 included price records from 2 stores · 2 linked listings

See the 2 included observations
How this comparison works

Only original EUR amounts recorded for SE and matching titles linked to this game are compared. Edition words and numbers must match. Other editions, source-market fallbacks and currency estimates are excluded.

These are recorded observations. Check the store for the current price, availability and included content. Historical lows belong to the named listing in this market and reflect the history Lumiri GameDB has collected.

Ratings at a glance

Community and editorial ratings

92/100

GOG rating

1 included source · 197 underlying reviews

GOG

GOG

92/100 4.6/5

92/100

197 user reviews · GOG user rating

Included in the combined rating.

Checked

View the rating chart · User sources need 10 reviews; verified editorial sources qualify directly. The combined score is the arithmetic mean of included sources, not weighted by review count.

Player activity

Observed Steam player history

Latest 1,000 points at most. Bucket averages; the first bucket is included in full. Summary averages are approximate.

Last observed Steam players
153
2026-11-09 14:04 UTC
Observed peak · 30d
153
Within the displayed history
All-time observed peak
153
· since Lumiri started observing
Average players · 30d
125
4 local samples · approximate for grouped data
Observed player history Local bucket averages over time, in UTC. Exact values follow below. Lines connect collected points; gaps have not been measured. 0 43 86 129 172 2026-10-25 00:00 UTC · 125 players2026-11-01 00:00 UTC · 109 players2026-11-05 00:00 UTC · 112 players2026-11-09 00:00 UTC · 153 players 2026-10-25 00:00 UTC 2026-11-09 00:00 UTC
View exact player observations
  • 2026-10-25 00:00: 125 average players
  • 2026-11-01 00:00: 109 average players
  • 2026-11-05 00:00: 112 average players
  • 2026-11-09 00:00: 153 average players

Observed by Lumiri GameDB during 30d. Times are UTC. Lines connect observations; gaps are not measured.

Open full player history

  • Samples: 4
  • Minimum: 109
  • Maximum: 153
  • Average: 125
Recorded prices

Price history · Steam

EUR observations for market SE. History belongs to the selected store listing; regional prices and taxes may differ.

Historical low observed by Lumiri GameDB: 7.12 EUR, last seen

Observed EUR price history Recorded prices over the past year, in UTC. A price holds until the next observation. Exact values follow below. 0 4 8 12 16 2026-10-25 08:33 UTC · 14.25 EUR2026-11-04 05:12 UTC · 7.12 EUR2026-11-10 21:30 UTC · 14.25 EUR 2026-10-25 08:33 UTC 2026-11-10 21:30 UTC
View 3 recorded prices
  • 2026-10-25 08:33: 14.25 EUR
  • 2026-11-04 05:12: 7.12 EUR (50% off)
  • 2026-11-10 21:30: 14.25 EUR

Prices observed by Lumiri GameDB in EUR.

Catalogue activity

Recent changes

Prices, release dates and store listing updates we detected. Repeated store refreshes are grouped.

  1. Price increase Steam

    7.12 EUR → 14.25 EUR (+100%)

  2. Price increase Steam

    9.99 USD → 19.99 USD (+100%)

  3. Price increase GOG

    9.75 EUR → 19.50 EUR (+100%)

  4. Price drop Steam

    19.99 USD → 9.99 USD (−50%)

  5. Price drop Steam

    14.25 EUR → 7.12 EUR (−50%)

  6. Price drop GOG

    19.50 EUR → 9.75 EUR (−50%)

Show full history 1 older
  1. Store details updated GOG

    Title, product type, release date, availability, platforms, store details