Mystery House Demo

About the game

A first and third-person horror revival of Roberta Williams' Mystery House - the 1980 classic that invented the graphic adventure. A game night in an abandoned Victorian House turns deadly. Solve its puzzles, uncover a buried legacy, and escape before the house kills you.

Current players

Updated Oct 31, 7:24 PM

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Highest count in the last 24 hours

All time peak

Highest count in recorded history

Player history

156 observations in viewHistorical player data prior to Sept 2026 is from steamcharts.com.Oct 26, 2026, 12:24 PM – Oct 31, 2026, 7:24 PM

Game details

Rankings: Most Played#163,185 Popular Releases#1,399
Developer: Guillotine Games, www.guillotine.games
Publisher: MMMera, Inc
Release date: Oct 26, 2026, 12:07 PM
Languages: English, French, Italian, German, Spanish - Spain
Price: Free to play
Platforms: Windows
Features: Feature names
Single-player
Captions available
Subtitle Options
Custom Volume Controls
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Tags: Horror Psychological Horror Supernatural Mystery Point & Click