Book of Demons
All offers (27)
Compare the platform, region and delivery before you buy.
Standard Edition 18 offers · EU & Global
Book of Demons (PC) Steam Key - EUActivation keySteamEuropeLowest price€0.71+ service feeView deal- Book of Demons (PC) Steam Key - GLOBALActivation keySteamGlobal€0.71+ service feeView deal
Book of Demons Steam CD KeyActivation keySteamGlobal€0.81+ payment feeView deal
Book of Demons GlobalActivation keySteamGlobal€0.89+ service feeView deal- Book of Demons EU Steam CD KeyActivation keySteamEurope€1.03+ payment feeView deal
Book of Demons (Global) (PC / Mac) - Steam - Digital KeyActivation keySteamGlobal€1.05no Plus, no ProtectView deal- Book of Demons (Europe) (PC / Mac) - Steam - Digital KeyActivation keySteamEurope€1.08no Plus, no ProtectView deal
Book of Demons Steam Key GLOBALActivation keySteamGlobal€1.12+ fee possibleView deal
Official store Steam · price for Germany
Steam store pageDirect purchaseSteamGermany€22.99No feeView on Steam
Other regions 2 offers
Sold for Latin America, North America, Asia, the Middle East, Russia or an unspecified region. These keys usually cannot be activated from Germany.
You buy directly from the store. "+ service fee" or "+ payment fee" means the store adds a fee at checkout; you see the final price there before you pay. We may earn a commission when you buy through our links.
Best price over the last 32 days
- Lowest €0.493 Nov 2026
- Highest €0.8311 Oct 2026
- Today €0.71
The cheapest EU or Global key per day across all compared stores; the dashed line is the Steam price.
Trailer & screenshots
Buy Book of Demons key: current price comparison
Where is the Book of Demons key cheapest?
The cheapest Book of Demons key that activates in the EU currently costs €0.71 at GameSeal. Keyfinder compares 27 offers from 8 shops for this price. That is 97% less than the Steam price of €22.99. Prices are refreshed hourly; region, edition and any checkout fees are shown on each offer.
What does the Book of Demons key cost on each platform?
The cheapest key per platform right now: PC €0.71 at GameSeal and Xbox €2.15 at Driffle.
What was the lowest Book of Demons key price in the last 32 days?
€0.49 on 3 Nov 2026, for the standard edition that activates in the EU. The highest daily low in that time was €0.83 on 11 Oct 2026; today the cheapest key costs €0.71.
Which Book of Demons keys activate in the EU?
24 offers are marked EU or Global and activate in Germany and the rest of the EU. Keys for other regions are listed separately. The keys on offer are for Steam and Xbox.
How do I activate the Book of Demons key?
The cheapest key activates on Steam. You redeem it there with the code the shop sends you after you pay.
Is it safe to buy a Book of Demons key from GameSeal?
Before you pay, check three things on the offer: the region (EU or Global for Germany), the edition and any fee added at checkout. Keyfinder shows all three on every offer. Our GameSeal check covers who runs the shop, its fees and its regions.
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About Book of Demons
Book of Demons is a Hack & Slash in which YOU decide the length of quests. Wield magic cards instead of weapons and slay the armies of darkness in the dungeons below the Old Cathedral. Save the terror-stricken Paperverse from the clutches of the Archdemon himself!
- Developer
- Thing Trunk
- Publisher
- Thing Trunk
- Release date
- 13 Dec 2018
- Steam
- View on Steam