How many people are playing Underground Keeper right now?

Underground Keeper is app 497040 on Steam. Player counts appear once the tracker has sampled it.

What is the all-time peak player count of Underground Keeper?

11 concurrent players on Aug 2026.

When was Underground Keeper released on Steam?

Underground Keeper was released on Steam on 15 Aug 2016.

Status

SteamPeaks

Underground Keeper

GameApp ID 497,040by Render SystemReleased 15 Aug 2016

WindowsEngine —

View on SteamSteamCompare

App ID497,040

Release date15 Aug 2016

Engine—

Install size306 MB

TypeGame

Last update24 Sep 2017

Steam Deck—

DLC0

DeveloperRender System

Changenumber36,663,252

Price$4.99

Packages0

PublisherRender System

SystemsWindows

Followers—

Depots1

Compare this game

Underground Keeper

Render System
Released 15 Aug 2016·App 497040

Steam user reviews

Mostly Positive

71.4%· 56 reviews

Recent Overwhelmingly Positive · 100%

SteamPeaks Rating

55.5 Mixed

Recent 30 days —

How it works

Last seen

Sampled 6 hours ago · not a live figure

—of peak

All-time peak

Aug 2026

Update history

A permanent record of every observed change.

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Underground Keeper Update History · SteamPeaks

5 Sep 2026

07:02:13PICSPublic manifest changed+80——#36,663,252

Recorded change · 5 Sep 2026, 07:02:13 UTCView all 80

Status	Key	Previous value	New value
Added	Build ID on publicdepots.branches.public.buildid	—	2125111
Added	Build time on publicdepots.branches.public.timebuildupdated	—	17 Sep 2017, 11:13:48 UTC1505646828
Added	Updated time on publicdepots.branches.public.timeupdated	—	24 Sep 2017, 15:17:50 UTC1506266270

Raw values