X-COM: UFO Defense
All offers (18)
Compare the platform, region and delivery before you buy.
Standard Edition 16 offers · EU & Global
X-COM: UFO Defense (PC) Steam Key - GLOBALActivation keySteamGlobalLowest price€0.11+ service feeView deal- X-COM: UFO Defense (PC) Steam Key - EUActivation keySteamEurope€0.11+ service feeView deal
X-COM: UFO Defense EN GlobalActivation keySteamGlobal€0.12+ service feeView deal
X-COM: UFO Defense Steam Key GLOBALActivation keySteamGlobal€0.30+ fee possibleView deal
X-COM UFO Defense EN (Global) (PC) - Steam - Digital KeyActivation keySteamGlobal€0.30no Plus, no ProtectView deal
X-COM: UFO Defense EU PC Steam CD KeyActivation keySteamEurope€0.37+ payment feeView deal- X-COM UFO Defense (EN) (Europe) (PC) - Steam - Digital KeyActivation keySteamEurope€0.51no Plus, no ProtectView deal
- X-Com: UFO Defense EU Steam Key EUROPEActivation keySteamEurope€0.52+ fee possibleView deal
Official store Steam · price for Germany
Steam store pageDirect purchaseSteamGermany€4.99No 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 €0.0826 Oct 2026
- Highest €0.1818 Oct 2026
- Today €0.11
The cheapest EU or Global key per day across all compared stores; the dashed line is the Steam price.
Screenshots
Buy X-COM: UFO Defense key: current price comparison
Where is the X-COM: UFO Defense key cheapest?
The cheapest X-COM: UFO Defense key that activates in the EU currently costs €0.11 at GameSeal. Keyfinder compares 18 offers from 9 shops for this price. That is 98% less than the Steam price of €4.99. Prices are refreshed hourly; region, edition and any checkout fees are shown on each offer.
What was the lowest X-COM: UFO Defense key price in the last 32 days?
€0.08 on 26 Oct 2026, for the standard edition that activates in the EU. The highest daily low in that time was €0.18 on 18 Oct 2026; today the cheapest key costs €0.11.
Which X-COM: UFO Defense keys activate in the EU?
16 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 X-COM: UFO Defense 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 X-COM: UFO Defense 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 X-COM: UFO Defense
You are in control of X-COM: an organization formed by the world's governments to fight the ever-increasing alien menace.
- Developer
- MicroProse Software, Inc
- Publisher
- 2K
- Release date
- 4 Sept 2008
- Steam
- View on Steam