Cover of Starship Theory

Similar games

Games like Starship Theory

2026PC50 % positive

You grow your spaceship piece by piece, mining and trading for resources while managing a crew. Out in space, you constantly have to fight your way through threats to keep going.

Building and crafting
Sci-fi setting
Economy and management
Strong character progression

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The closest matches for Starship Theory are Avorion, X3: Terran Conflict and Cosmoteer: Starship Architect & Commander. Each of these 10 games shares something of what makes Starship Theory special – the reasons are listed right on each game.

Best match

Avorion

93 %Match

2017PCSteam Deck playable90 % positive−50 % ~~24.99 €~~ 12.49 €

A procedurally generated space sandbox where you build modular ships block by block and push toward the galactic core as a trader, mercenary or explorer. Ship building and freedom of playstyle are the heart of the game.

Similar games →

X3: Terran Conflict

Building and crafting

A vast space sandbox where you fly ships, build trading empires and factory complexes, and get drawn into conflicts between rival races. Freedom is huge, but the learning curve is steep.

Cosmoteer: Starship Architect & Commander

Strong character progression

You build starships module by module, from floor plan to weapons and engines, then take them into real-time battles and campaigns in space. Your design choices directly determine how well your ship performs in combat.

FortressCraft Evolved!

Building and crafting

After crash-landing on an alien planet, you build machines, production lines and defenses in a voxel world. A blend of crafting, logistics and tower defense sits at the heart of the game.

X3: Reunion

Strong character progression

A vast space sandbox where you fly ships, trade, build factories and stations, and carve your own path within a living simulated economy.

X4: Foundations

Economy and management

A deeply complex space sandbox where you pilot ships yourself, run trade routes, build stations and grow an entire economic empire inside a living, simulated universe.

Empyrion: Galactic Survival

Strong character progression

A space sandbox survival game where you build your own ships, stations and planetary bases while exploring planets and deep space. Gathering resources, defending your bases and playing solo or with friends are at the core.

Reassembly

Strong character progression

You design modular spaceships from geometric parts, gather resources and fight real-time battles across a procedural galaxy. Creative ship building in a sandbox setting is the heart of the experience.

Stardeus

Building and crafting

As an immortal AI you rebuild a wrecked spaceship in a colony-sim style, automating production and deciding how to treat the human survivors. It blends base building, resource management and exploration in space.

Space Haven

Building and crafting

A spaceship colony sim where you build ships tile by tile, manage air and power, and look after the needs and moods of a ragtag crew as you travel the galaxy in search of a new home.

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