Underworld Idle Playtest Test app

A separate Steam app for testing Underworld Idle, 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: Underworld Idle
Players now: No count
24-hour peak: —
Highest we’ve seen: 0
Latest build: 6 May 2021, 20:40 UTC
Steam App: 1610280

Players, Last 30 Days

Steam concurrent players, polled every 3 hours. We began tracking this game on 27 Oct 2026, so this range has no readings before then yet. No public builds and update posts recorded in this range. As of 22:35 UTC.

Show the numbers

Players of Underworld Idle Playtest, last 30 days, newest first
Poll	Players
27 Oct, 21:44 UTC	0

From the Steam Web API every few hours, last checked 27 Oct, 21:44 UTC. Steam gives no count for an app nobody can launch, such as a closed playtest. We started counting on 27 Oct 2026. How we count

Public Builds

Public builds of Underworld Idle Playtest, newest first
Build	Went live	After the one before
6660430	6 May 2021, 20:40 UTC	—

From Steam’s client network, within minutes of each change. Builds from before 27 Oct 2026, when we found this app, aren’t listed. How we count

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