Subterraneus
All offers (9)
Compare the platform, region and delivery before you buy.
Standard Edition 9 offers · EU & Global
Subterraneus (PC) Steam Key - GLOBALActivation keySteamGlobalLowest price€0.38+ service feeView deal
Subterraneus Steam Key GLOBALActivation keySteamGlobal€0.65+ fee possibleView deal
Subterraneus (Global) (PC) - Steam - Digital KeyActivation keySteamGlobal€0.67no Plus, no ProtectView deal
Subterraneus Steam CD KeyActivation keySteamGlobal€0.72+ payment feeView deal
Subterraneus EN/FR GlobalActivation keySteamGlobal€0.73+ service feeView deal
Subterraneus PCActivation keySteamGlobal€1.19View deal
Subterraneus Steam Key GLOBALActivation keySteamGlobal€1.20+ service feeView deal
Subterraneus Steam KeyActivation keySteamGlobal€1.79View deal
SubterraneusActivation keySteamEurope€10.79View deal
Official store Steam · price for Germany
Steam store pageDirect purchaseSteamGermany€7.49No feeView on Steam
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 €0.3811 Oct 2026
- Highest €0.3811 Oct 2026
- Today €0.38
The cheapest EU or Global key per day across all compared stores; the dashed line is the Steam price.
Trailer & screenshots
Buy Subterraneus key: current price comparison
Where is the Subterraneus key cheapest?
The cheapest Subterraneus key that activates in the EU currently costs €0.38 at GameSeal. Keyfinder compares 9 offers from 9 shops for this price. That is 95% less than the Steam price of €7.49. Prices are refreshed hourly; region, edition and any checkout fees are shown on each offer.
What was the lowest Subterraneus key price in the last 32 days?
€0.38 on 11 Oct 2026, for the standard edition that activates in the EU. The highest daily low in that time was €0.38 on 11 Oct 2026; today the cheapest key costs €0.38.
Which Subterraneus keys activate in the EU?
9 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.
How do I activate the Subterraneus 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 Subterraneus 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 Subterraneus
Subterraneus is a point&click video game. A mouse, curiosity and some (twisted) logic are your only weapons to help Clodomir venture into the depths below his world!
- Developer
- CrazyKraken
- Publisher
- Plug In Digital
- Release date
- 12 Dec 2018
- Steam
- View on Steam