Space Imperia 4X

Turn-based space 4X with matches lasting one to two hours

Breich Games · Published by Breich Games, GMT Games · Released Jul 28, 2026

Third-party account required AI-generated content disclosed

Reviews: Very Positive; 93% of 84
Recent reviews: Not enough recent
Players: 6; daily peak, Oct 28, 2026
Steam Deck: Playable
Last update on Steam: 1 day ago; Oct 27, 2026
Minimum PC: HD 510; 2 GB RAM · 0.3 GB disk; Full requirements

What is Space Imperia 4X?

A turn-based space strategy game where you explore systems, manage resources, and destroy rival home worlds. Each round has three turns for movement, exploration, and combat, followed by a turn for researching technology and building ships.

For you if...

+you enjoy tactical ship matchups and choosing counters
+you want to play against computer or human opponents

Not for you if...

−you prefer real-time battles over turn-based decisions

What players say

93% of 84 reviews are positive

Players praise the faithful board-game adaptation and reduced setup and bookkeeping. The most common complaints concern clunky controls and awkward fleet selection.

Screenshots and trailer

Space Imperia 4X system requirements

Minimum: HD 510, 2 GB RAM, 0.3 GB of disk space.

As published by the developer.

Can my PC run Space Imperia 4X?

Tell us your graphics card once and every game page will answer this for you.

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Minimum

OS: Windows 7
Processor: Core 2 Duo
Graphics: Intel HD Graphics 510 or equivalent
Memory: 2 GB RAM
Storage: 350 MB available space
Notes: Internet connection required to play online multiplayer.

Does Space Imperia 4X have co-op or multiplayer?

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

Does Space Imperia 4X 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
All functionality is accessible with the default controller configuration
In-game text is legible on Steam Deck
Default graphics settings perform well on Steam Deck

PC version details

DRM: None declared on Steam
Third-party account: Space Imperia 4X Account Service (Supports Linking to Steam Account)
Controller: Full controller support
Platforms: Windows, macOS, Linux
Achievements: 31
Steam features: Cloud saves, Family Sharing
Languages: Full audio: English. Text only: French, Italian, German, Spanish - Spain.

Does Space Imperia 4X use AI-generated content?

Yes. The developers disclose AI-generated content on the game's Steam page:

We localized in-game text using the latest LLMs available. We also worked with Epidemic Sound, whose voice actors use AI to create voice content with their own voices.

The statement mentions: VoicesMusic & soundText & translations

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