Mars Colony Simulator

Mars Colony Simulator

Mars Simulator · December 31, 2026 · Simulation, Colony Sim, Immersive Sim, 3D, First-Person

Mars Colony Simulator is free to play — no purchase needed. We track it so you know if that ever changes.

PC
This game is free to play. Get it on Steam →

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Mars Colony Simulator price

Mars Colony Simulator is free to play — there is no purchase price, on Steam or anywhere else we track. We keep watching it, so if it ever stops being free the price history on this page will show when that happened and what it changed to.

About Mars Colony Simulator

Claim Mars. Build a Future.

Mars Colony Simulator is a first-person colony-building simulation where you land on a hostile red planet and turn it into a thriving human settlement: one structure, one resource vein, one decision at a time.You don’t command from above.
You build it with your own hands.

⛏️ First-Person Mining & Construction

Step outside your habitat and work the Martian surface directly.• Mine iron, ice, rare minerals, and regolith
• Operate drills, extractors, and processing machines
• Physically place and assemble structures in the world
• Watch your colony grow from scattered modules to a living cityEvery expansion is something you personally constructed.

From Red Dust to Green Domes

Mars is dead, until you change that.• Build sealed domes with breathable atmospheres
• Grow crops, trees, and lush vegetation under glass
• Manage power, oxygen, water, and food production
• Balance efficiency with aesthetics as your colony expandsTurn an empty planet into a place people can live in, not just survive.

Rockets, Satellites & Earth Contact

Mars is far from home… but not unreachable.• Construct launch pads and communication arrays
• Send rockets to Earth to unlock new technology
• Receive blueprints, supplies, and narrative events
• Expand beyond survival into long-term colonizationYour colony becomes a bridge between two worlds.

A Grounded Sci-Fi Simulator

Mars Colony Simulator focuses on immersion, scale, and progression rather than micromanagement spreadsheets.• First-person gameplay from landing to megastructures
• Realistic sci-fi inspired by near-future space tech
• Calm, atmospheric pacing with moments of tension
• Designed for players who love Satisfactory, Subnautica, and space sims

Humanity’s Next Step Starts With You

Mars won’t terraform itself.
You are the pioneer. The engineer. The colony.Welcome to Mars.

Mars Colony Simulator — game info

Platforms
Windows
Player modes
Single-player
PC Game Pass
Not included

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