Out now

Catastronauts

Developed by Inertia Game Studios · Published by Inertia Game Studios

ActionCasualIndie
StatusOut now ReleaseSep 28, 2018 Price$3.19 Steam reviews209

At a glance

PlatformsWindows
ModesSingle-player, Multi-player, Co-op, LAN Co-op, Shared/Split Screen
Price$3.19
StatusOut now
Early accessNo
Steam reviews209
Languages5
Achievements12

Overview

An action, casual, indie game by Inertia Game Studios, published by Inertia Game Studios — single-player, multi-player, co-op, lan co-op.

Steam’s own one-line description: “Can you deal with unrelenting disaster and hold your ship together long enough to destroy the enemy invaders? Repair systems, extinguish fires, arm the torpedoes, avoid deadly solar flares, destroy your friends and clone them back again; it's all in the life of a Catastronaut!” — developer/publisher text via the Steam store page.

Reception & community

Steam reviewsMostly Positive — 72% positive of 220
Owners (est.)50000 – 100000
Player-voted tags:CasualActionIndieLocal Co-Op4 Player LocalLocal MultiplayerCo-op

Review sentiment, ownership and peak-concurrent estimates via SteamSpy; tags are player-voted on Steam. Estimates change over time.

Features & modes

Derived from the gameplay modes and feature categories Steam lists for Catastronauts.

FeatureSupported
Single-playerYes
MultiplayerYes
Co-opYes
Online co-opNo
PvPNo
Cross-platform multiplayerNo
Full controller supportYes
Partial controller supportNo
Steam Cloud savesYes
Steam AchievementsYes

System requirements (PC)

As published on the Steam store page. Requirements can change between updates.

Minimum

  • OS *: Windows XP or later
  • Processor: Intel Core2 Duo E6750 | AMD Athlon 64 X2 Dual Core or equivalent
  • Memory: 2 GB RAM
  • Graphics: GeForce GT 740 | Radeon HD 5770 or equivalent
  • Storage: 1 GB available space
  • Additional Notes: Controllers are strongly recommended

Supported languages (5)

EnglishFrenchItalianGermanSpanish - Spain

Catastronauts FAQ

Answered from the official Steam listing as of June 2026. Where something hasn't been announced, we say so rather than guess.

What kind of game is Catastronauts?

Steam classifies Catastronauts as a Action, Casual, Indie game, developed by Inertia Game Studios. Can you deal with unrelenting disaster and hold your ship together long enough to destroy the enemy invaders? Repair systems, extinguish fires, arm the torpedoes, avoid deadly solar flares, destroy your friends and clone them back again; it's all in the life of a Catastronaut!

How much does Catastronauts cost?

As of June 2026, Steam lists Catastronauts at $3.19. Prices and regional pricing change — check the Steam page for the current figure.

Is Catastronauts single-player or multiplayer?

Steam lists these modes for Catastronauts: Single-player, Multi-player, Co-op, LAN Co-op, Shared/Split Screen. It supports both solo and multiplayer.

Is Catastronauts on PlayStation, Xbox, or Switch?

Our data comes from the Steam (PC) store, which lists Catastronauts for Windows. Console availability isn’t in our Steam-sourced data — check the official site or the console store.

Is Catastronauts out yet?

Yes — Steam lists a release date of Sep 28, 2018.

What platforms is Catastronauts on?

Catastronauts is listed for Windows on the Steam (PC) store. Console availability isn't covered by Steam's PC store data — check the official channels.

Is Catastronauts single-player or multiplayer?

Steam lists these modes: Single-player, Multi-player, Co-op, LAN Co-op, Shared/Split Screen.

How much does Catastronauts cost?

Steam lists it at $3.19.

Does Catastronauts have achievements?

Yes — Steam lists 12 achievements for Catastronauts.

Who made Catastronauts?

Catastronauts is developed by Inertia Game Studios and published by Inertia Game Studios.

Where to get Catastronauts

We don't sell games or track prices — this links to the official Steam store page.

View on Steam →

Listing details from Valve's public Steam store data · official site. Not affiliated with Valve/Steam, Inertia Game Studios.