EarthX
Games like EarthX

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single-players with secrets you find without a guideor

Games like EarthX

A single-player rocket-company management sim spanning Earth launches to Mars colonization, with menu-driven gameplay and a short reviewer-playtime profile.

Terraformers: First Steps on Mars
A free strategy/simulation prologue about leading Mars's first settlement, with a short ~2.5-hour campaign and mixed reviews about scripted constraints.
2021-10-23
- Strategy

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Games like EarthX | IndieDex

EarthX
Games like EarthX

Find the Steam hidden gems

single-players with secrets you find without a guideor

Edit search

Games like EarthX

A single-player rocket-company management sim spanning Earth launches to Mars colonization, with menu-driven gameplay and a short reviewer-playtime profile.

Terraformers: First Steps on Mars
A free strategy/simulation prologue about leading Mars's first settlement, with a short ~2.5-hour campaign and mixed reviews about scripted constraints.
2021-10-23
- Strategy

Simulator

Turn-based strategy (TBS)

Red Planet Farming

A compact, addictive casual strategy game about growing food for Mars settlers.

2020-05-25

Strategy
Indie

Mars Horizon

A single-player strategy sim where you manage a space agency, design rockets, and run Solar System missions en route to Mars, with accessible management and a variable campaign length.

2020-11-17

Science fiction
Strategy
Indie
Simulator

Exogate Initiative

A sci-fi management simulation about building an underground base, recruiting specialists, and exploring alien worlds via a gate, with moderate pacing but potential technical issues.

2025-01-28

Science fiction
Strategy
Bird view / Isometric
Simulator

SpaceCorp: 2025-2300AD

A single-player turn-based sci-fi strategy game of space exploration and base building, featuring quick-to-play scenarios and a deeply engaging strategy that reviewers spent roughly 21 hours with.

2025-08-20

Science fiction
Strategy
Bird view / Isometric
Indie
Simulator
Turn-based strategy (TBS)
Card & Board Game

Imagine Earth

Build planetary colonies, trade resources, and balance corporate rivalry and climate threats in this casual strategy sim.

2021-05-25

Science fiction
Puzzle
Strategy
Bird view / Isometric
Indie
Simulator
Real Time Strategy (RTS)
4X (explore, expand, exploit, and exterminate)

Planetiles

A cozy single-player space strategy game about tile-based planet terraforming and settlement building, with short relaxing sessions.

2024-04-03

Science fiction
Puzzle
Survival
Strategy
Bird view / Isometric
Indie
Simulator
Turn-based strategy (TBS)
Mystery
Card & Board Game

Plan B: Terraform

A single-player terraforming sim where you build logistics networks on a hexagonal planet to make it habitable, with a beautiful accessible take on factory automation lasting roughly 20–30 hours.

2025-08-29

Science fiction
Strategy
Bird view / Isometric
Indie
Simulator

Terraformers

A turn-based Mars colony builder with roguelike meta-progression and a substantial single-player campaign.

2023-03-09

Science fiction
Strategy
Bird view / Isometric
Indie
Simulator
Turn-based strategy (TBS)
4X (explore, expand, exploit, and exterminate)
Sandbox

Business Magnate

A single-player business tycoon game about designing, producing, marketing, and selling products across multiple companies, with mostly positive reviews and a roughly 4-hour reviewer playtime.

2019-03-01

Strategy
Simulator

Space Station Tycoon

A single-player space station management sim about building and defending a station in a lost sector, with mixed reviews citing unfinished, buggy gameplay.

2023-11-01

Science fiction
Strategy
Indie
Simulator

Utopia Colony

A chill, open-ended Mars mining sim about choosing a site and progressing at your own pace, with no combat and a roughly 10-hour single-player run.

2026-04-04

Adventure
Strategy
Third person
Indie
Simulator

Terraformers: First Steps on Mars