Cosmic Composer
| App ID | 3459990 |
| App Type | Game |
| Developer | Juhani Viitanen |
| Publisher | Juhani Viitanen |
| Supported Systems | Windows |
| Last Changenumber | 31490388 |
| Last Record Update | 5 October 2025 – 13:12:43 UTC ( |
| Release Date | 2026 |
Casual puzzle game on a cosmic scale. Build stars, planets and other cosmic objects. Evolve your cosmos using abilities of the stars from stellar winds to supernova.
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Additional Information
This game is excluded from Steam Family Sharing because: This game has not yet been released
| controller_support | full | |||||||||||||||||||
| ReleaseState | prerelease | |||||||||||||||||||
| Exclude from family sharing (exfgls) | 8 (This game has not yet been released) | |||||||||||||||||||
| Store Release Date | 2026 | |||||||||||||||||||
| osarch | 64 | |||||||||||||||||||
| community_hub_visible | Yes | |||||||||||||||||||
| Social Media | https://discord.gg/3u9thMFTd7 |
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| Primary Genre | Casual (4) | |||||||||||||||||||
| Store Genres | Casual (4) | |||||||||||||||||||
| Store Asset Modification Time | 2 October 2025 – 16:35:49 UTC ( |
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| osextended | empty string | |||||||||||||||||||
| controllertagwizard | Yes | |||||||||||||||||||
| First seen on SteamDB | 12 January 2025 – 09:17:13 UTC ( |
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Supported Languages
| 5 Languages | Interface | Full Audio | Subtitles |
|---|---|---|---|
| English | Yes | ||
| French | Yes | ||
| German | Yes | ||
| Simplified Chinese | Yes | ||
| Spanish - Spain | Yes |
Assets
Load all asset images| clienticon | 23d4b79fd4737fa37bada8eb59c94ee36cf06e20 | ||||||||||||||||||||||||||||||||||||||||
| clienttga | 6dcd5791863075fe5262dd74dc30a0b7892945a2 | ||||||||||||||||||||||||||||||||||||||||
| icon | 23d4b79fd4737fa37bada8eb59c94ee36cf06e20 | ||||||||||||||||||||||||||||||||||||||||
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