Belts of Iron

Factory automation with resource exploration and defenses against hostile creatures

Builderment LLC · Released May 28, 2026 · Early Access

Reviews: Very Positive; 86% of 51
Recent reviews: Not enough recent
Players: 3; daily peak, Oct 28, 2026
Steam Deck: Playable
Last update on Steam: 1 week ago; Oct 19, 2026
Minimum PC: DirectX 11 GPU; 8 GB RAM · 10 GB disk; Full requirements

What is Belts of Iron?

A 3D factory-building sandbox set in a procedurally generated world. You search for resource deposits, connect processing machines with conveyor belts and pipes, expand an electrical grid, and lay railways to transport goods.

For you if...

+you like open-ended building with research goals to pursue
+you want to build and survive alongside friends

Not for you if...

−you prefer straightforward crafting to managing complex production chains

What players say

86% of 51 reviews are positive

Players praise working out efficient factory layouts and the amount of content. Some say it borrows too heavily from other factory games. Players also report surplus materials piling up, and an experienced player criticizes late-game recipe ratios and the lack of a resource sink.

Screenshots and trailer

Belts of Iron system requirements

Minimum: DirectX 11 GPU, 8 GB RAM, 10 GB of disk space.

As published by the developer.

Can my PC run Belts of Iron?

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Minimum

OS: Windows 10 or later (64-bit)
Processor: Quad-core Intel or AMD, 3.3 GHz
Graphics: DirectX 11 or 12 compatible graphics card
Memory: 8 GB RAM
Storage: 10 GB available space

Does Belts of Iron have co-op or multiplayer?

Yes: co-op online and LAN. It also has a single-player mode.

Does Belts of Iron 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
The native resolution is not the default one
Default graphics settings perform well on Steam Deck

PC version details

DRM: None declared on Steam
Controller: Keyboard and mouse
Platforms: Windows
Steam features: Cloud saves, Family Sharing
Languages: Text only: English.

Does Belts of Iron 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 28, 2026. How to filter AI games on Steam