Osmos
Released Aug 2009
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.
86% positive · 1,441 reviews
Done
All announced content has been released
High confidence
Done
All announced content has been released
High confidence
Where to buy
Steam $9.99
Can't confirm — worth a look
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Evaluation
Osmos launched on August 18, 2009 as a complete, self-contained game with 47 levels plus bonus content. The developer's post-launch activity consisted of early maintenance patches (versions 1.5.8 in September 2009 and 1.6.0 in January 2010) adding quality-of-life features like language translations and control improvements, followed by a decade of silence. The only subsequent communication was a December 9, 2019 technical compatibility update for Mac — the developer's own note describes it as "just a technical update." There has been no developer communication since December 2019, no DLC was ever released or announced, and no future content has ever been indicated. The store description has remained unchanged, describing a fixed 47-level experience. Osmos shipped as a finished product in 2009 and has never been positioned as a game receiving ongoing content.
Evidence
Store description describes a fixed 47-level game with bonus content — no mention of ongoing updates, DLC, or future additions
Developer explicitly describes the December 2019 Mac update as 'just a technical update' — no content additions
Media
Details
Developer
Publisher
Hemisphere Games
Achievements
11
Platform
Windows, macOS, Linux
Controller
—
Steam Deck
Playable
Players
Single-player
About this game
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.
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.
- Independent Games Festival finalist in three categories: Seumas McNally Grand Prize, Excellence in Design and Technical Excellence
- Progress from serenely ambient levels into varied and more challenging worlds. (47 levels, plus bonus content)
- Confront attractors, repulsors and intelligent motes with similar abilities and goals as you
- Selected as one of the 2009 PAX 10
- Procedural content: play random versions of any level
- Sublime electronic soundtrack by Loscil, Gas/High Skies, Julien Neto, Biosphere, and more
- Dynamic time-warping: slow down the flow of time to outmaneuver agile opponents; speed it up to raise the challenge
Are these done yet?
Last evaluated Jun 28, 2026
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