Nightmare of Decay
Developed by Checkmaty · Published by Checkmaty
At a glance
Overview
An action, adventure, indie game by Checkmaty, published by Checkmaty — single-player.
Steam’s own one-line description: “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.” — developer/publisher text via the Steam store page.
Reception & community
Review sentiment, ownership and peak-concurrent estimates via SteamSpy; tags are player-voted on Steam. Estimates change over time.
Features & modes
Derived from the gameplay modes and feature categories Steam lists for Nightmare of Decay.
| Feature | Supported |
|---|---|
| Single-player | Yes |
| Multiplayer | No |
| Co-op | No |
| Online co-op | No |
| PvP | No |
| Cross-platform multiplayer | No |
| Full controller support | No |
| Partial controller support | No |
| Steam Cloud saves | Yes |
| Steam Achievements | Yes |
System requirements (PC)
As published on the Steam store page. Requirements can change between updates.
Minimum
- OS *: Windows 7
- Processor: Dual Core 2ghz
- Memory: 2 GB RAM
- Graphics: DirectX 10 Compatible graphics
- DirectX: Version 10
- Storage: 1 GB available space
Recommended
- OS *: Windows 8.1
- Processor: Intel i7-4790
- Memory: 2 GB RAM
- Graphics: GeForce GTX 1050 or equivalent
- DirectX: Version 10
- Storage: 1 GB available space
Supported languages (15)
Nightmare of Decay FAQ
Answered from the official Steam listing as of June 2026. Where something hasn't been announced, we say so rather than guess.
What kind of game is Nightmare of Decay?
Steam classifies Nightmare of Decay as a Action, Adventure, Indie game, developed by Checkmaty. 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.
How much does Nightmare of Decay cost?
As of June 2026, Steam lists Nightmare of Decay at $1.99. Prices and regional pricing change — check the Steam page for the current figure.
Is Nightmare of Decay single-player or multiplayer?
Steam lists these modes for Nightmare of Decay: Single-player. It lists a single-player mode.
Is Nightmare of Decay on PlayStation, Xbox, or Switch?
Our data comes from the Steam (PC) store, which lists Nightmare of Decay for Windows. Console availability isn’t in our Steam-sourced data — check the official site or the console store.
Is Nightmare of Decay out yet?
Yes — Steam lists a release date of May 3, 2022.
What platforms is Nightmare of Decay on?
Nightmare of Decay is listed for Windows on the Steam (PC) store. Console availability isn't covered by Steam's PC store data — check the official channels.
Is Nightmare of Decay single-player or multiplayer?
Steam lists these modes: Single-player.
How much does Nightmare of Decay cost?
Steam lists it at $1.99.
Does Nightmare of Decay have achievements?
Yes — Steam lists 16 achievements for Nightmare of Decay.
Who made Nightmare of Decay?
Nightmare of Decay is developed by Checkmaty and published by Checkmaty.
Where to get Nightmare of Decay
We don't sell games or track prices — this links to the official Steam store page.
View on Steam →Listing details from Valve's public Steam store data. Not affiliated with Valve/Steam, Checkmaty.