Lost Cosmonauts ARG
Developed by Shardcien · Published by Shardcien
At a glance
Overview
An adventure, indie game by Shardcien, published by Shardcien — single-player.
Steam’s own one-line description: “A unique gaming experience taking place in the REAL world! Investigate real websites, images, videos, documents throughout the internet and uncover the dark secrets of the Space Race.” — 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 Lost Cosmonauts ARG.
| Feature | Supported |
|---|---|
| Single-player | Yes |
| Multiplayer | No |
| Co-op | No |
| Online co-op | No |
| PvP | No |
| Cross-platform multiplayer | No |
| Full controller support | No |
| Partial controller support | No |
| 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/Vista/7/8/10
- Memory: 500 MB RAM
- DirectX: Version 9.0
Supported languages (1)
Lost Cosmonauts ARG 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 Lost Cosmonauts ARG?
Steam classifies Lost Cosmonauts ARG as a Adventure, Indie game, developed by Shardcien. A unique gaming experience taking place in the REAL world! Investigate real websites, images, videos, documents throughout the internet and uncover the dark secrets of the Space Race.
How much does Lost Cosmonauts ARG cost?
As of June 2026, Steam hasn’t published a price for Lost Cosmonauts ARG. We won’t guess one — check its Steam page.
Is Lost Cosmonauts ARG single-player or multiplayer?
Steam lists these modes for Lost Cosmonauts ARG: Single-player. It lists a single-player mode.
Is Lost Cosmonauts ARG on PlayStation, Xbox, or Switch?
Our data comes from the Steam (PC) store, which lists Lost Cosmonauts ARG for Windows. Console availability isn’t in our Steam-sourced data — check the official site or the console store.
Is Lost Cosmonauts ARG out yet?
Yes — Steam lists a release date of Oct 1, 2018.
What platforms is Lost Cosmonauts ARG on?
Lost Cosmonauts ARG 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 Lost Cosmonauts ARG single-player or multiplayer?
Steam lists these modes: Single-player.
How much does Lost Cosmonauts ARG cost?
A current price isn't recorded in our data — check the Steam page.
Does Lost Cosmonauts ARG have achievements?
Yes — Steam lists 10 achievements for Lost Cosmonauts ARG.
Who made Lost Cosmonauts ARG?
Lost Cosmonauts ARG is developed by Shardcien and published by Shardcien.
Where to get Lost Cosmonauts ARG
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. Not affiliated with Valve/Steam, Shardcien.