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About D.E.C.A.Y.

D.E.C.A.Y. - about the game

The world collapsed after a nuclear war. Cities were reduced to ruins, roads vanished beneath layers of ash, and the territory of the former United States was divided into dangerous sectors. In the aftermath, an organization known as D.E.C.A.Y. — Department of Environmental Control And Yield was established. Officially, it is an agency tasked with environmental control and resource management. In reality, it is the last force attempting to impose order on a dying world.

DECAY has deployed a network of autonomous bunkers across the country. These facilities serve as observation posts, forward operating bases, and living quarters for agents assigned to specific sectors. Each operative works alone — monitoring territory, following command directives, and responding to threats emerging from the wasteland.

You are a hired soldier of DECAY. An operator of a remote bunker, sent too far and left too long. Your bunker is not a relic of the past — it is an active facility under your responsibility. Maintain life-support systems, repair equipment, gather supplies and resources. Without you, the facility will fail — and with it, control over the sector will be lost.

Beyond the bunker, the world follows its own rules. The wasteland is home to mutants, raider gangs, and rival factions, each with its own vision of order. Some trade and protect their territory, others survive through raids, while some hunt for remnants of lost technology at any cost. DECAY demands stability — but not everyone agrees with its methods.

As missions unfold, it becomes clear that orders do not always align with reality. “Environmental control” increasingly means armed intervention, while “resource management” becomes a harsh decision over who deserves to survive. In time, you will have to decide whose orders you follow — and what order truly means to you.

DECAY combines realistic VR physics, gunplay, exploration, survival, and faction interaction in a world where every decision has consequences.

You have no squad.
No constant support.
No safe zones.

There is only you…
your bunker…
and a world slowly falling apart —
waiting for someone to decide its fate.

Interface:
GermanEnglishRussianUkrainianSimplified Chinese
Audio:
EnglishRussianUkrainian
Subtitles:
GermanEnglishRussianUkrainianSimplified Chinese

Age rating

Unavailable

Minimum:

  • OS: Windows 10
  • Processor: Intel i5-10400f/AMD Ryzen 5 2600X or greater
  • Graphics: NVIDIA RTX 1070 / AMD equivalent or greater
  • DirectX: Version 11
  • Storage: 10 MB available space
  • Additional Notes: VR Headset required

Recommended:

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FAQ

8 questions

Before you start looking for a cheap D.E.C.A.Y. key, check the essentials. Developed by AGaming+. Published by AGaming+. Genres: Action, Indie, RPG, Early Access. Categories: Family Sharing, Single-player, Steam Achievements, VR Only, Custom Volume Controls, Playable without Timed Input, Save Anytime, Stereo Sound, Adjustable Difficulty.

Q

Where to buy a cheap D.E.C.A.Y. Steam key?

D.E.C.A.Y. is free to play! Download it on Steam and start playing instantly.

D.E.C.A.Y. is completely free on Steam. No purchase needed - just download and play. If you are looking for premium DLC or in-game items, check the offers table above.

Our price tracker covers both official retailers and key marketplaces, so you can find D.E.C.A.Y. on sale even outside seasonal promotions. We currently detect 0 active offers from official stores and keyshops. Check the table above, compare against the historical low, and set an alert so you never miss the next price drop.

Based on our data, D.E.C.A.Y. is not currently available on GeForce NOW. You will need to run it locally on your PC. Browse games available on GeForce NOW.

Yes. D.E.C.A.Y. has an official page on the Steam Store, but we currently don't track any third-party offers with Steam DRM. Check back later or set a price alert.

Not at this time. Valve marks D.E.C.A.Y. as Unsupported on Steam Deck. Keep an eye on XD.deals - we track Proton updates and community fixes. Browse games that are Steam Deck Verified or Steam Deck Playable.

D.E.C.A.Y. does not appear to be available on PC Game Pass, EA Play, Ubisoft+ or any other PC subscription service at this time. Your only option is purchasing the game - use XD.deals to find the best price.

No - XD.deals is not a store. We are a price-comparison service that tracks the best D.E.C.A.Y. deals across official stores and verified keyshops. Click "Go to Store" next to any offer and you will be redirected to the retailer's website to complete your purchase.

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