Osmos
Developed by Hemisphere Games · Published by Hemisphere Games
At a glance
Overview
A casual, indie game by Hemisphere Games, published by Hemisphere Games — single-player.
Steam’s own one-line description: “Enter the ambient world of Osmos: elegant, physics-based gameplay, dreamlike visuals, and a minimalist, electronic soundtrack. Your objective is to grow by absorbing other motes. Propel yourself by ejecting matter behind you. But be wise: ejecting matter also shrinks you. Relax - good things come to those who wait.” — 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 Osmos.
| 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 or Vista
- Processor: 1 GHz
- Memory: 512 MB RAM
- Graphics: 3D graphics card with OpenGL support. Minimum resolution 800x600
- DirectX®: N/A (OpenGL)
- Hard Drive: 33 Mb
- Sound: definitely :)
Supported languages (5)
Osmos 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 Osmos?
Steam classifies Osmos as a Casual, Indie game, developed by Hemisphere Games. Enter the ambient world of Osmos: elegant, physics-based gameplay, dreamlike visuals, and a minimalist, electronic soundtrack. Your objective is to grow by absorbing other motes. Propel yourself by ejecting matter behind you. But be wise: ejecting matter also shrinks you. Relax - good things come to those who wait.
How much does Osmos cost?
As of June 2026, Steam lists Osmos at $9.99. Prices and regional pricing change — check the Steam page for the current figure.
Is Osmos single-player or multiplayer?
Steam lists these modes for Osmos: Single-player. It lists a single-player mode.
Is Osmos on PlayStation, Xbox, or Switch?
Our data comes from the Steam (PC) store, which lists Osmos for Windows, macOS, Linux. Console availability isn’t in our Steam-sourced data — check the official site or the console store.
Is Osmos out yet?
Yes — Steam lists a release date of Aug 18, 2009.
What platforms is Osmos on?
Osmos is listed for Windows, macOS, Linux on the Steam (PC) store. Console availability isn't covered by Steam's PC store data — check the official channels.
Is Osmos single-player or multiplayer?
Steam lists these modes: Single-player.
How much does Osmos cost?
Steam lists it at $9.99.
Does Osmos have achievements?
Yes — Steam lists 11 achievements for Osmos.
What is Osmos's Metacritic score?
Osmos has a Metacritic score of 80/100, per the Steam store listing.
Who made Osmos?
Osmos is developed by Hemisphere Games and published by Hemisphere Games.
Where to get Osmos
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, Hemisphere Games.