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Nightmare of Decay cover

Nightmare of Decay

A Shooter game by Checkmaty, released in 2022

No Rating🔴Niche / Inactive🏆Proton PlatinumPC (Microsoft Windows)

A first-person action horror game set in a nightmarish manor infested with zombies, psychotic cultists, and a horde of other horrors. Utilize an assortment of different weapons in a brutal fight for survival as you try to escape from the Nightmare of Decay.

Single player

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Nightmare of Decay Download Size

The official download size for Nightmare of Decay is 2 GB. Based on current hardware prices, this installation consumes approximately $0.12 worth of SSD storage space.

Standard Install

File Size

2GB

Est. SSD Cost

$0.12USD
100 Mbps
My Internet Speed100 Mbps
Quick Presets

Estimated Time to Install

2 mins

Is Nightmare of Decay Dead?

Live player count and server population analysis.

🔴Niche / Inactive
1Players Online

There are currently 1 people playing Nightmare of Decay, indicating a niche or private community. Coordinate via Discord for best results.

Current Activity24h Peak: 1.2
Estimated Match Wait: Long Wait / Discord Required
Live Data from SteamAPI

Where is the Nightmare of Decay save file?

Manual backup locations for PC, Mac, and Linux.

Steam Cloud Supported
Copy
%USERPROFILE%\AppData\Local\NightmareofDecay\Saved\SaveGames

How to backup manually on Windows

  1. Press Win + R to open the Run dialog.
  2. Paste the path above and press Enter.
  3. Locate the save files (usually .sav, .json, or similar).
  4. Copy the entire folder to a backup location.
Copy
~/Library/Application Support/NightmareofDecay/Saves

How to backup manually on Mac

  1. Open Finder and press ⌘ + Shift + G.
  2. Paste the path above and click Go.
  3. Locate the save files in the folder.
  4. Duplicate the folder to create a backup.
Copy
~/.local/share/NightmareofDecay/Saves

How to backup manually on Linux

  1. Open a terminal and use cd to navigate to the path.
  2. Or use your file manager and press Ctrl + L to enter the path.
  3. Locate the save files (.sav, .json, or game-specific format).
  4. Copy the folder with cp -r or your file manager.
Source: PCGamingWiki ↗

Is Nightmare of Decay Steam Deck Compatible?

SteamOS and Linux Proton performance analysis.

Valve Official🚫Unsupported
Community Rating🏆 Proton Platinum

Community Verdict: Playable!

Don't let the "Unsupported" tag fool you. While Valve hasn't officially verified Nightmare of Decay, ProtonDB users report it runs perfectly (Gold/Platinum rating). You may need to force a specific Proton version.

Confidence: Moderate
See 5 user configs ↗

Can I Run Nightmare of Decay?

PC system requirements - Minimum vs Recommended specs.

To run Nightmare of Decay smoothly, your PC needs at least 2 GB RAM RAM and a GeForce GTX 1050 or equivalent or equivalent GPU. Plan for 2 GB of storage.

Minimum1080p / 30 FPS
  • 💻
    OSWindows 7
  • ⚡
    CPUDual Core 2ghz
  • 🧠
    RAM2 GB RAM
  • 🎮
    GPUDirectX 10 Compatible graphics
  • 💾
    Storage1 GB available space
Recommended1440p / 60 FPS
  • 💻
    OSWindows 8.1
  • ⚡
    CPUIntel i7-4790
  • 🧠
    RAM2 GB RAM
  • 🎮
    GPUGeForce GTX 1050 or equivalent
  • 💾
    Storage1 GB available space
Download Size
2 GBSmall

Nightmare of Decay Review Score

Pending critic evaluation. Check back soon for the official verdict.

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