Astrometica: Prologue
Games like Astrometica: Prologue

Games like Astrometica: Prologue

A short, free single-player space-survival prologue about using tools to stay alive and building a base, with a Subnautica-like loop reviewers found unfinished and thin on story.

The Planet Crafter: Prologue
A short, relaxing space survival prologue focused on terraforming a barren planet through base building and atmosphere management, with reviewers averaging 4-8 hours.
2021-12-19

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Games like Astrometica: Prologue | IndieDex

Astrometica: Prologue
Games like Astrometica: Prologue

Games like Astrometica: Prologue

A short, free single-player space-survival prologue about using tools to stay alive and building a base, with a Subnautica-like loop reviewers found unfinished and thin on story.

The Planet Crafter: Prologue
A short, relaxing space survival prologue focused on terraforming a barren planet through base building and atmosphere management, with reviewers averaging 4-8 hours.
2021-12-19

Space Trash Scavenger

A single-player space survival sandbox where you scavenge procedural wreckage, automate your Space Rig, and craft, trade, and fight your way home, with reviewers split on whether it's cozy or tedious and averaging around 10 hours of play.

2024-11-14

Action
Adventure
Survival
Third person
Indie

Craterbound

A free-to-play single-player alien survival craft game with voxel building, exploration, and combat, offering a cozy but unfinished experience.

2022-06-15

Action
First person
Science fiction
Adventure
Survival
Third person
Open world
Sandbox

Astrometica

A space survival game about exploring, base-building, and uncovering cosmic mysteries, with a promising loop tempered by early-access save and update concerns.

2024-12-10

Action
Adventure
Survival
Indie
Simulator

Irrational Exuberance: Prologue

A free, very short HTC Vive VR experience on a deep-space asteroid, mixing abstract dreamlike wonder with simple rock-shattering interactions.

2016-04-05

Cosmic Cargo

A free-to-play single-player space adventure focused on designing a ship, hauling cargo, and fighting in space, with a short casual playtime.

2025-10-10

Action
Science fiction
Adventure

EXOTERRA: A Space Journey

A compact first-person sci-fi escape-room adventure where you explore a stranded ship and solve interactive physics-based puzzles.

2026-03-27

Science fiction
Puzzle
Adventure
Indie
Simulator

Astrox Imperium

A relaxing single-player space sandbox in a generated universe with mining, combat, building, exploration, and survival, plus robust mod tools—though some warn development has stalled.

2019-03-22

Action
Science fiction
Adventure
Indie
Simulator
Role-playing (RPG)

Outerstellar

A free-to-play sci-fi survival PvP game about gathering resources, building shelter, and fighting to survive on a hostile planet, with enjoyable progression that depends on an active player base.

2023-11-16

Action
Indie

Boiling Steel: Preface

A brief VR action-adventure demo about a lone steel-shelled soldier in a distant war, with mixed reviews and a run time of about 35 minutes.

2020-01-10

Shooter
Action
First person
Adventure
Virtual Reality

Intrepid

A tense, single-player sci-fi puzzle adventure set on a damaged spaceship, where you use logic and observation to survive across roughly 13 hours.

2018-12-22

Puzzle
Adventure
Indie

AstralOutlaw

A buggy but free indie sci-fi survival game about scavenging an abandoned station and repairing your ship via mini-games.

2026-03-16

The Planet Crafter: Prologue