Mater Abyss Playtest Test app

A separate Steam app for testing Mater Abyss, such as a staging branch, test server or playtest. It has no store page of its own: owners of the game get it in their library. It isn’t counted as a game or a release.

For: Mater Abyss
Players now: Not counted yet
24-hour peak: —
Latest build: 2 Feb, 19:50 UTC
Steam App: 4391200

Players, Last 30 Days

No player readings for Mater Abyss Playtest in the last 30 days yet. We poll this game every 3 hours.

From the Steam Web API every few hours. Steam gives no count for an app nobody can launch, such as a closed playtest. We started counting on 28 Oct 2026. How we count

Public Builds

Public builds of Mater Abyss Playtest, newest first
Build	Went live	After the one before
21753294	2 Feb, 19:50 UTC	—

From Steam’s client network, within minutes of each change. Builds from before 28 Oct 2026, when we found this app, aren’t listed. How we count

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