How many people are playing Uncle Otto's Mansion right now?

Uncle Otto's Mansion has 1 players on Steam right now, with a 24-hour peak of 1 and an all-time peak of 1 on 8 Sep 2026.

What is the all-time peak player count of Uncle Otto's Mansion?

1 concurrent players on 8 Sep 2026.

When was Uncle Otto's Mansion released on Steam?

Uncle Otto's Mansion was released on Steam on 16 Jun 2026.

Status

SteamPeaks

Uncle Otto's Mansion

GameApp ID 4,766,420by HenanoReleased 16 Jun 2026

WindowsEngine —

View on SteamSteamCompare

App ID4,766,420

Release date16 Jun 2026

Engine—

Install size210 MB

TypeGame

Last update10 Jul 2026

Steam DeckUnknown

DLC1

DeveloperHenano

Changenumber38,586,619

PriceFree

Packages0

PublisherHenano

SystemsWindows

Followers—

Depots1

Compare this game

Uncle Otto's Mansion

Henano
Released 16 Jun 2026·App 4766420

Steam user reviews

Positive

93.9%· 33 reviews

Recent Positive · 94%

SteamPeaks Rating

Not enough reviews yet

Rated from 10 reviews

How it works

Playing now

+1 vs. yesterday

100%of peak

All-time peak

8 Sep 2026

Subs that grant this app

Packages

0 packages

No packages seen for app 4766420 yet. Packages appear as their changelists arrive.

Uncle Otto's Mansion Packages · SteamPeaks