Uncle Otto's Mansion

You play as Audrey, who has just inherited a mansion from an uncle she never met. Step inside and explore the mansion to unveil the story of what happened to your uncle Otto, his butler, and this kinda creepy place. 😬

At a glance

• Platform: Windows.
• Genres: Adventure, Indie, Free To Play.
• Release date: Jun 16, 2026.
• Steam user reviews: Positive (94% positive).
• Delivered as a Steam library entitlement — activation is handled by Steam.

Minimum

Recommended

System requirements as published by the developer on Steam.

Activate on Steam

• Open the offer above — it takes you to this game's official Steam store page.
• Buy it there, or if you bought a key elsewhere, open Steam and choose Games → Activate a Product on Steam.
• Enter the product code exactly as it was issued to you.
• The game appears in your Steam library — download and play.

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