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

Uncle Otto's Mansion has 0 players on Steam right now, with a 24-hour peak of 1 and an all-time peak of 1 on 9 Sep 2026.

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

1 concurrent players on 9 Sep 2026.

When was Uncle Otto's Mansion released on Steam?

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

Uncle Otto's Mansion Events

No announcements yet · from Uncle Otto's Mansion’s Steam news feed

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This developer has not posted announcements to Steam, or we have not read their feed yet.

Announcements are the developer’s own posts to the game’s Steam news feed: updates and their patch notes, in-game events, releases and sales. The important ones are marked on the players chart.