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Monstrum

HorrorOnline Co-OpSurvival HorrorMultiplayerStealth51% positive on Steam
Team JunkfishReleased 6 Sept 2022
2 active offers across 2 stores

All offers (2)

Compare the platform, region and delivery before you buy.

Standard Edition 2 offers · EU & Global

  • Monstrum 2 (Global) (PC) - Steam - Digital KeyActivation key
    SteamGlobal
    Lowest price€4.31no Plus, no Protect
    View deal
  • Monstrum 2 Steam CD KeyActivation key
    SteamGlobal
    €4.77+ payment fee
    View deal

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

€5.00€4.50€4.00€3.5011 Oct 202611 Nov 2026
  • Lowest €3.6411 Oct 2026
  • Highest €4.7724 Oct 2026
  • Today €4.31

The cheapest EU or Global key per day across all compared stores.

Monstrum screenshot 1Monstrum screenshot 2Monstrum screenshot 3Monstrum screenshot 4

Buy Monstrum key: current price comparison

Where is the Monstrum key cheapest?

The cheapest Monstrum key that activates in the EU currently costs €4.31 at Driffle. Keyfinder compares 2 offers from 2 shops for this price. Prices are refreshed hourly; region, edition and any checkout fees are shown on each offer.

What was the lowest Monstrum key price in the last 32 days?

€3.64 on 11 Oct 2026, for the standard edition that activates in the EU. The highest daily low in that time was €4.77 on 24 Oct 2026; today the cheapest key costs €4.31.

Which Monstrum keys activate in the EU?

2 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.

What a game key is and how to read an offer

How do I activate the Monstrum key?

The cheapest key activates on Steam. You redeem it there with the code the shop sends you after you pay.

How to redeem a Steam key

Is it safe to buy a Monstrum key from Driffle?

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 Driffle check covers who runs the shop, its fees and its regions.

Is Driffle legit? Read our check

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About Monstrum

Monstrum 2 is a survival horror game for 2-5 players, set inside the procedurally-generated sea labyrinth - Sparrowlock. Join a team of prisoners evading the terrors within whilst figuring out how to escape, or become one of the deadly monstrosities whose only goal is to hunt them down.

Developer
Team Junkfish
Publisher
Junkfish Limited
Release date
6 Sept 2022
Steam
View on Steam