Project Threshold

First-person horror walking simulator built around remembering deadly door choices

Murushii Studios, Kyronaught Games · Published by Murushii Studios · Released Jun 25, 2026

Reviews: Mostly Positive; 71% of 99
Recent reviews: Mostly Positive; 72% of 11 in 30 days
Players: 1; daily peak, Oct 28, 2026
Steam Deck: Playable
Last update on Steam: 4 months ago; Jun 26, 2026
Minimum PC: GTX 1050 Ti; 8 GB RAM · 2 GB disk; Full requirements

What is Project Threshold?

You take part in an experiment designed to confront fears in this first-person psychological horror walking simulator. You progress through ten sets of red and blue doors, choosing a route and facing the encounters beyond each threshold.

For you if...

+you prefer short horror games over lengthy campaigns

Not for you if...

−you want checkpoints instead of restarting after every death

What players say

71% of 99 reviews are positive · 72% of 11 in the last 30 days

Players praise the jump scares, but some describe progression as repetitive guesswork with little mechanical depth.

Screenshots and trailer

Project Threshold system requirements

Minimum: GTX 1050 Ti, 8 GB RAM, 2 GB of disk space.

As published by the developer.

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Minimum

OS: Windows 10
Processor: AMD Ryzen 3 3200G | Intel Core i5-6200U
Graphics: NVIDIA GTX 1050 Ti or better (AMD Equivalent)
Memory: 8 GB RAM
Storage: 2 GB available space
DirectX: Version 11

Does Project Threshold have co-op or multiplayer?

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

Single-player

Does Project Threshold run on Steam Deck?

Playable Playable: it runs on Steam Deck with some adjustments.

Sometimes shows mouse, keyboard or non-Deck controller icons
Some text entry requires manually opening the on-screen keyboard
Some in-game text is small and may be hard to read
Default configuration is not performant
All functionality is accessible with the default controller configuration

PC version details

DRM: None declared on Steam
Controller: Keyboard and mouse
Platforms: Windows
Achievements: 31
Steam features: Family Sharing
Languages: Full audio: English.

Does Project Threshold 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