Skip to main content

Loading games like…

Loading the shelf…

About
FAQ
News

Privacy Policy Terms of Service

© IndieDex. All rights reserved.

Search Backlog Lists Following Profile

Games like Subterrain | IndieDex

Subterrain
Games like Subterrain

Find the Steam hidden gems

single-players with secrets you find without a guideor

Games like Subterrain

A tense single-player Mars survival sim with solo colony management, crafting/research, procedural exploration, and mutant combat.

Subterrain: Mines of Titan
A turn-based survival RPG on Titan where you craft, research, and fight evolving horrors, with a bleak old-school atmosphere and roughly 10 hours of playtime per reviewers.
2024-03-12
- Science fiction

Adventure

Survival

Bird view / Isometric

Tactical

Indie

Role-playing (RPG)

Surviving Ceres cover art

Surviving Ceres

A survival strategy sim on Ceres with crafting, base building, alien defense, and terraforming, offering a satisfying but visually dated ~20-hour colony experience.

2025-05-02

First person
Strategy
Indie
Simulator
Role-playing (RPG)

Drill Core cover art

Drill Core

A strategic planet-mining colony sim that mixes base management with tower defense, balancing resource extraction against escalating alien attacks.

2025-07-17

Science fiction
Strategy
Indie
Side view
Sandbox

Endless Dark cover art

Endless Dark

A lonely ~20-hour existential horror game about keeping a failing sleeper ship alive while your sanity erodes.

2024-12-18

Strategy
Indie
Simulator

MewnBase cover art

MewnBase

A relaxed single-player survival-builder about a space cat scavenging and expanding a base on a barren planet.

2023-10-30

Survival
Indie
Simulator

Mercury Fallen cover art

Mercury Fallen

A lengthy single-player sci-fi colony sim about rebuilding an alien underground base, with simple systems and mixed reviews citing rough edges.

2023-08-22

Science fiction
Survival
Strategy
Bird view / Isometric
Indie
Simulator

Stranded: Alien Dawn cover art

Stranded: Alien Dawn

A single-player planet survival sim focused on managing a marooned group through base building and strategic decisions, with a median reviewer playtime of about 34 hours.

2023-04-25

Science fiction
Survival
Strategy
Bird view / Isometric
Simulator

AETHUS cover art

AETHUS

A guided, single-player top-down sci-fi survival-crafter with underground mining, modular outpost building, and hydroponic farming, delivering an atmospheric ~30-hour story campaign.

2026-03-06

Science fiction
Adventure
Survival
Third person
Bird view / Isometric
Indie
Open world

MarZ: Tactical Base Defense cover art

MarZ: Tactical Base Defense

A single-player Mars-set tower defense strategy game where you build bases, manage crew/resources, and fight undead hordes across a ~19-hour campaign.

2019-04-04

Action
Science fiction
Strategy
Bird view / Isometric
Indie

Surviving the Aftermath cover art

Surviving the Aftermath

A grim, difficult post-apocalyptic colony sim focused on fortified settlement building, resource management, and wasteland expeditions across long single-player sessions.

2021-11-16

Survival
Strategy
Bird view / Isometric
Simulator
Open world

The Planet Crafter cover art

The Planet Crafter

A long-form solo or co-op survival crafting game about gradually terraforming a barren alien planet into a thriving ecosystem.

2024-04-10

First person
Science fiction
Adventure
Survival
Simulator
Open world
Sandbox

Terraformers cover art

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