Chernobyl: Simulator

Nuclear reactor simulation about keeping a Soviet power plant stable

Rikarin Studio · Released Apr 3, 2026 · Early Access

Reviews: Very Positive; 91% of 86
Recent reviews: Not enough recent
Players: 0; daily peak, Oct 28, 2026
Steam Deck: Playable
Last update on Steam: 2 months ago; Aug 23, 2026
Minimum PC: GTX 1070; 8 GB RAM · 30 GB disk; Full requirements

What is Chernobyl: Simulator?

In this Early Access simulation, you operate Chernobyl’s Reactor 4 from its control room in the 1980s. You monitor gauges, adjust water flow and turbine load, and follow procedures drawn from historical documentation as routine operations give way to malfunctions and emergencies.

For you if...

+you enjoy learning how complex engineering systems interact

Not for you if...

−you prefer fast-paced action over patient technical problem-solving

What players say

91% of 86 reviews are positive

Players praise the detailed control panels and reactor physics modeling. Some find the technical learning curve steep enough to make getting started difficult.

Screenshots and trailer

Chernobyl: Simulator system requirements

Minimum: GTX 1070, 8 GB RAM, 30 GB of disk space.

As published by the developer.

Can my PC run Chernobyl: Simulator?

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Minimum

OS: Windows 10 64-bit or Newer
Processor: Intel Core i5-3570K, AMD Ryzen 5 1500X
Graphics: NVIDIA GTX 1070, AMD Radeon RX 5600-XT
Memory: 8 GB RAM
Storage: 30 GB available space
DirectX: Version 11

Does Chernobyl: Simulator have co-op or multiplayer?

Yes: co-op online and LAN. It also has a single-player mode. Crossplay with other platforms is declared.

Does Chernobyl: Simulator 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
Some text entry requires manually opening the on-screen keyboard
Some in-game text is small and may be hard to read
Default graphics settings perform well on Steam Deck
External controllers are not supported for the primary player

PC version details

DRM: None declared on Steam
Controller: Keyboard and mouse
Platforms: Windows, macOS
Achievements: 12
Steam features: Cloud saves, Family Sharing
Languages: Text only: English, French, Italian, German, Spanish - Spain, Czech, Danish, Dutch, Japanese, Korean, Norwegian, Polish, Portuguese - Brazil, Portuguese - Portugal, Russian, Simplified Chinese, Spanish - Latin America, Turkish, Ukrainian, Slovak.

Does Chernobyl: Simulator use AI-generated content?

Steam's data marks it as containing AI-generated content, but its Steam page had no statement from the developers when we checked it.

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 27, 2026. How to filter AI games on Steam