Bunker Builder Simulator: Prologue

First-person construction simulator about building bunkers in clients' backyards

Farmind Studio · Published by Games Incubator, PlayWay S.A. · Released Jun 7, 2023

Reviews: Mixed; 62% of 472
Recent reviews: Not enough recent
Players: 0; daily peak, Oct 28, 2026
Steam Deck: Playable
Last update on Steam: 2 years ago; Jun 25, 2024
Minimum PC: GeForce GTX 780; 8 GB RAM · 3 GB disk; Full requirements

What is Bunker Builder Simulator: Prologue?

This free, single-player prologue centers on contracts to build shelters for clients. You dig foundations, choose materials that affect durability, cut and weld components, plaster surfaces, and install furniture and appliances.

For you if...

+you enjoy a relaxed pace and hands-on construction work

Not for you if...

−you want a full game rather than a prologue
−you prefer building together with others in multiplayer

What players say

62% of 472 reviews are positive

Players praise the bunker-building premise. Recurring complaints concern awkward controls and construction bugs that prevent placing, removing, or completing objects.

Screenshots and trailer

Bunker Builder Simulator: Prologue screenshot 1

Bunker Builder Simulator: Prologue system requirements

Minimum: GeForce GTX 780, 8 GB RAM, 3 GB of disk space.

As published by the developer.

Can my PC run Bunker Builder Simulator: Prologue?

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Minimum

OS: Windows 10
Processor: Intel Core i3 3.0 GHz
Graphics: NVidia GeForce GTX 780
Memory: 8 GB RAM
Storage: 3 GB available space
DirectX: Version 11

Does Bunker Builder Simulator: Prologue have co-op or multiplayer?

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

Single-player

Does Bunker Builder Simulator: Prologue run on Steam Deck?

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

Sometimes shows mouse, keyboard or non-Deck controller icons
Some in-game text is small and may be hard to read
All functionality is accessible with the default controller configuration
Default graphics settings perform well on Steam Deck

PC version details

DRM: None declared on Steam
Controller: Keyboard and mouse
Platforms: Windows
Steam features: Family Sharing
Languages: Full audio: English. Text only: French, Italian, German, Spanish - Spain, Japanese, Korean, Polish, Portuguese - Brazil, Russian, Simplified Chinese, Traditional Chinese, Turkish.

Does Bunker Builder Simulator: Prologue 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 27, 2026. How to filter AI games on Steam