Little Locked Rooms

A deduction game about impossible crimes in miniature scenes

riolucci · Released Jun 5, 2024

Reviews: Very Positive; 87% of 150
Recent reviews: Not enough recent
Players: 0; daily peak, Oct 28, 2026
Steam Deck: Verified
Last update on Steam: 1 year ago; Sep 29, 2025
Minimum PC: GeForce GTX 660; 1 GB RAM · 0.7 GB disk; Full requirements

What is Little Locked Rooms?

This single-player mystery game follows Detective Loup as he teaches his children deduction through model crime scenes. You examine 3D dioramas, read witness testimony, and reconstruct a series of seemingly impossible murders and disappearances, with optional hints available when you get stuck.

For you if...

+you enjoy solving mysteries at a relaxed pace
+you like family banter alongside your mystery solving

Not for you if...

−you expect extensive hands-on interaction with crime scenes

What players say

87% of 150 reviews are positive

Players praise the diorama presentation and the deduction puzzles, particularly the later cases. The most common complaint is the short runtime, while some players find certain solutions underexplained or dependent on guesswork.

Screenshots and trailer

Little Locked Rooms system requirements

Minimum: GeForce GTX 660, 1 GB RAM, 0.7 GB of disk space.

As published by the developer.

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Minimum

OS: Windows 7 (64 bit)
Processor: Intel 6th Gen i5
Graphics: GeForce GTX 660
Memory: 1 GB RAM
Storage: 700 MB available space

Does Little Locked Rooms have co-op or multiplayer?

No: single-player only, no multiplayer modes declared.

Single-player

Does Little Locked Rooms run on Steam Deck?

Verified Yes, Verified by Valve: it works on Steam Deck out of the box.

All functionality is accessible with the default controller configuration
Shows Steam Deck controller icons
In-game text is legible on Steam Deck
Default graphics settings perform well on Steam Deck

PC version details

DRM: None declared on Steam
Controller: Keyboard and mouse
Platforms: Windows, Linux
Achievements: 7
Steam features: Family Sharing
Languages: Text only: English, Simplified Chinese, Spanish - Latin America, Japanese.

Does Little Locked Rooms use AI-generated content?

No AI-generated content is disclosed on the game's Steam page.

Self-reported by the developer under Steam rules: it covers AI content that ships in the game, not tools used to make it. Steam page checked on Oct 27, 2026. How to filter AI games on Steam