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The Book of Plagues — Steam game overview

The Book of Plagues Steam game key art
The Book of Plagues official Steam game artwork

Stored observation / content update:

The city is drowning in Plague. Panic, hunger, and fear are tearing it apart. You are the last one who can change its fate: heal it, hold it back from collapse… or drive it to ruin with your own hands!

Game metrics below are stored observations; missing values are unknown.

Revenue is modelled, not confirmed sales. See the methodology and uncertainty range.

StatisticRecorded value
Steam App ID3538250
DeveloperDiaMMax Games
PublisherDiaMMax Games
Concurrent players0
Total reviews26
Positive reviews23
Positive review share88.5%
Release dateJan 16, 2026
Price6.99 USD
Estimated gross revenue (low / central / high)USD 2568 / 7129 / 18321