ProtoGalaxy
Developed by Source Studio Ltd. · Published by Source Studio Ltd.
At a glance
Overview
An action, indie game by Source Studio Ltd., published by Source Studio Ltd. — single-player, multi-player, co-op, shared/split screen.
Steam’s own one-line description: “Earth is under siege! A mysterious and powerful alien race has come to enslave the entire galaxy, and your fleet is humanity's last hope. You must put an end to the attacks and rebuild a home for the survivors.” — developer/publisher text via the Steam store page.
Reception & community
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 ProtoGalaxy.
| Feature | Supported |
|---|---|
| Single-player | Yes |
| Multiplayer | Yes |
| Co-op | Yes |
| Online co-op | No |
| PvP | No |
| Cross-platform multiplayer | No |
| Full controller support | No |
| Partial controller support | Yes |
| Steam Cloud saves | No |
| Steam Achievements | Yes |
System requirements (PC)
As published on the Steam store page. Requirements can change between updates.
Minimum
- OS *: Windows XP SP3/Vista/7
- Processor: 2GHz or equivalent processor
- Memory: 1GB
- Graphics: 256MB video ram or better (GeForce 7 series or higher/Radeon X600 series or higher)
- DirectX®: 9.0c
- Hard Drive: 1GB
- Sound: Windows compatible sound card
Supported languages (1)
ProtoGalaxy 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 ProtoGalaxy?
Steam classifies ProtoGalaxy as a Action, Indie game, developed by Source Studio Ltd.. Earth is under siege! A mysterious and powerful alien race has come to enslave the entire galaxy, and your fleet is humanity's last hope. You must put an end to the attacks and rebuild a home for the survivors.
Is ProtoGalaxy free to play?
Yes — Steam lists ProtoGalaxy as Free to Play.
Is ProtoGalaxy single-player or multiplayer?
Steam lists these modes for ProtoGalaxy: Single-player, Multi-player, Co-op, Shared/Split Screen. It supports both solo and multiplayer.
Is ProtoGalaxy on PlayStation, Xbox, or Switch?
Our data comes from the Steam (PC) store, which lists ProtoGalaxy for Windows. Console availability isn’t in our Steam-sourced data — check the official site or the console store.
Is ProtoGalaxy out yet?
Yes — Steam lists a release date of Oct 6, 2010.
What platforms is ProtoGalaxy on?
ProtoGalaxy 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 ProtoGalaxy single-player or multiplayer?
Steam lists these modes: Single-player, Multi-player, Co-op, Shared/Split Screen.
How much does ProtoGalaxy cost?
It's free to play, per Steam.
Does ProtoGalaxy have achievements?
Yes — Steam lists 33 achievements for ProtoGalaxy.
Who made ProtoGalaxy?
ProtoGalaxy is developed by Source Studio Ltd. and published by Source Studio Ltd..
Where to get ProtoGalaxy
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, Source Studio Ltd..