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Cosmic Composer Demo

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App ID 3986530
App Type Demo
Developer
Publisher Juhani Viitanen
Supported Systems Windows
Technologies Unreal Engine
Last Changenumber 31569331
Last Record Update 9 October 2025 – 10:04:01 UTC ()
Release Date 2 October 2025 – 16:47:39 UTC ()
Parent App Cosmic Composer (3459990)
0
In-App

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.

Next Fest October 2025 - Press Preview

Play on Steam

View lowest recorded prices on Steam store pages by using our browser extension.

Additional Information

This demo is excluded from Steam Family Sharing because: This content type cannot be shared

Developer Juhani Viitanen
ReleaseState released
Publisher Juhani Viitanen
Exclude from family sharing (exfgls) 6 (This content type cannot be shared)
Store Release Date 2 October 2025 – 16:47:39 UTC ()
osarch 64
Primary Genre Casual (4)
Store Genres Casual (4)
Steam Release Date 2 October 2025 – 16:47:39 UTC ()
Store Asset Modification Time 2 October 2025 – 16:31:32 UTC () (1759422692)
library_assets
library_capsuleen
library_heroen
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library_logoen
library_headeren
logo_position ↴
pinned_positionBottomLeft
width_pct51.283547257876315
height_pct54.939209497366704
osextended empty string
Is free on the store? Yes
Detected Technologies (?) Unreal Engine, Intel_oneTBB SDK, NVIDIA_Nsight_Aftermath SDK, Ogg SDK, Vorbis SDK, XAudio2 SDK
controllertagwizard Yes
First seen on SteamDB 25 August 2025 – 16:32:54 UTC (), in changelist #30772444

Supported Languages

1 Languages Interface Full Audio Subtitles
English Yes Yes Yes

Assets

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library_hero ↴
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library_hero_blur ↴
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library_logo ↴
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library_header ↴
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Assets
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timestamp9 October 2025 – 10:03:54 UTC
Trailers
964199 ↴
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timestamp1759422892
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