Soundtrack App 4323280 Game: Astro Protocol

Astro Protocol Soundtrack

Null Vector Games · released Feb 9, 2026

Astro Protocol Original Soundtrack is a futuristic space music collection of dark ambient and experimental dronescape. The soundtrack establishes an atmosphere of grand cosmic scale and tension.

StoreSteam store

Data updated 9h ago

Price

$2.99

US store

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Product info

from Steam's PICS · read 4d ago

Change number: 40,567,886
Public build: 21,520,977 · Jan 16, 2026 (10mo ago)
Operating systems: windows, macos, linux
Architecture: —
Install size: 587 MB · 587 MB download
Install folder: Astro Protocol Soundtrack
Controller support: —
Metacritic: —
Homepage: —
Release state: released
Community: —

Steam Deck

Unknown

No Deck test results published.

Branches · 1

every build Steam serves for this app

Branch	Build	Updated	Description
public	21,520,977	Jan 16, 2026 · 10mo ago

Build history

every build id we have seen on a branch (history starts with our first read)

Build	Branch	Released	First seen
21,520,977	public	Jan 16, 2026 06:15	4d ago

Depots · 2

content of the public branch

Depot	Name	OS	Language	DLC / shared	Size	Download	Manifest
4323281		all			101 MB	101 MB	930350788529581952
4323282		all			486 MB	486 MB	8672624440041755040

Launch options · 0

No launch configuration.

Languages · 0

No language data.

Packages · 0

all packages

No packages recorded yet.

Bundles · 1

all bundles

Bundle	Games	Bundle discount	Price
Astro Protocol - Collector's Edition	1	-10%	$17.97

Updates · patch notes

Steam announcements tagged as patch notes, linked to the public build they followed

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