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The subject: Protocol zero View on Steam

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The subject: Protocol zero

Turn on your camera. The Null Institute is paying for your pain. The game uses your webcam and microphone, turning the room into a lab. Complete four stages: from the blink ban to the "Green Light, Red Light" game. Money or sanity? Be the first to complete Protocol Zero. If you dare. Players gave The subject: Protocol zero a 100% positive score. Released March 10, 2026. Top tags include Psychological Horror, Horror, Survival Horror, Simulation, Voice Control, Psychological, First-Person, 3D, Action, and Dark.

1

turn on your webcam and microphone so the game tracks your face, breathing, stillness, and hand movement in real time.

2

keep your eyes open for a timed test where the camera flags blinks and even a tear as failure.

3

hold perfectly still and stay silent while the game compares your silhouette and listens for breathing over the mic.

Turn on your camera. The Null Institute is paying for your pain. The game uses your webcam and microphone, turning the room into a lab. Complete four stages: from the blink ban to the "Green Light, Red Light" game. Money or sanity? Be the first to complete Protocol Zero. If you dare.

Developed by Savich18 · Published by Savich18-Games

The subject: Protocol zero screenshot 1The subject: Protocol zero screenshot 2The subject: Protocol zero screenshot 3The subject: Protocol zero screenshot 4The subject: Protocol zero screenshot 5The subject: Protocol zero screenshot 6

The subject: Protocol zero has about 1 positive and 0 negative player review out of a total 1. We'll add a detailed breakdown here when there are more reviews.

100%
positive of 1 player review

Back of the Box

Platforms Windows
Achievements 5
Age ratings
  • ClassInd (Brazil) 14 — Violência Medo
  • IGRS (Indonesia) 18 — Horor Kekerasan
  • Steam (Germany) 16 — Horror
Controller required No
Demo View demo on Steam
Website Official website

Games similar to The subject: Protocol zero

Is The subject: Protocol zero free?▾
The subject: Protocol zero is currently listed at $1.99. Get it on Steam here.
Who made The subject: Protocol zero, and when did it come out?▾
It was developed by Savich18 and published by Savich18-Games, released on March 10, 2026.
What should I play if I like The subject: Protocol zero?▾
Our closest match is Dead Seater, and you can see more games like The subject: Protocol zero here.