PCGame

Nightmare of Decay

First-person survival horror in a monster-filled manor with scarce ammunition

Checkmaty · Released May 3, 2022

ActionAdventureIndie

Reviews
Overwhelmingly Positive
95% of 4,537
Recent reviews
Very Positive
93% of 30 in 30 days
Players
2
daily peak, Nov 7, 2026
Steam Deck
Playable
Last update on Steam
4 years ago
Oct 30, 2022
Minimum PC
DirectX 10 GPU
2 GB RAM · 1 GB disk
Full requirements

What is Nightmare of Decay?

A first-person survival horror game set in a multi-level manor where you awaken trapped among zombies, armed cultists, and other enemies. You explore the manor, fight with different weapons, and manage limited ammunition and supplies while trying to escape.

For you if...

  • +you enjoy classic survival horror exploration and puzzles
  • +you like conserving ammunition while fighting monsters
  • +you prefer short horror games with retro visuals

Not for you if...

  • −you dislike punishing combat and limited supplies
  • −you want a long campaign with a prominent story

What players say

95% of 4,537 reviews are positive · 93% of 30 in the last 30 days

Players praise the manor's exploration, puzzles, retro horror atmosphere, and gunplay. Others complain that the campaign is too short and combat feels punishing when ammunition runs low and zombies take many hits.

How many players finish Nightmare of Decay?

47% of Steam players have unlocked «Finisher», the achievement for finishing the main story.

Share of everyone who owns the game on Steam, including those who barely played it. Updated weekly.

Screenshots and trailer

Nightmare of Decay screenshot 1

Nightmare of Decay system requirements

Minimum: DirectX 10 GPU, 2 GB RAM, 1 GB of disk space.

As published by the developer.

Can my PC run Nightmare of Decay?

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Minimum

OS
Windows 7
Processor
Dual Core 2ghz
Graphics
DirectX 10 Compatible graphics
Memory
2 GB RAM
Storage
1 GB available space
DirectX
Version 10

Recommended

OS
Windows 8.1
Processor
Intel i7-4790
Graphics
GeForce GTX 1050 or equivalent
Memory
2 GB RAM
Storage
1 GB available space
DirectX
Version 10

Does Nightmare of Decay have co-op or multiplayer?

No: single-player only, no multiplayer modes declared.

Does Nightmare of Decay run on Steam Deck?

Playable Playable: it runs on Steam Deck with some adjustments.

  • Default controller config not fully functional
  • Sometimes shows mouse, keyboard or non-Deck controller icons
  • In-game text is legible on Steam Deck
  • Default graphics settings perform well on Steam Deck

PC version details

DRM
None declared on Steam
Controller
Keyboard and mouse
Platforms
Windows
Achievements
16
Steam features
Cloud saves, Family Sharing
Languages
Text only: English, French, Polish, Russian, Simplified Chinese, Traditional Chinese, Spanish - Latin America, Portuguese - Brazil, Italian, German, Czech, Hungarian, Turkish, Norwegian, Swedish.

Does Nightmare of Decay use AI-generated content?

No AI-generated content is disclosed on the game's Steam page.

Self-reported by the developer under Steam rules: it covers AI content that ships in the game, not tools used to make it. Steam page checked on Oct 25, 2026. How to filter AI games on Steam

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