Knock Knock!

Knock Knock!

Inner Realm Studios · 2026 · Walking Simulator, First-Person, Noir, Dark Humor, Horror

PC
1 user reviews0% · 1
Best price 42 Good deal
$1.73-75%
lowest tracked $0.99
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Steam
Steam
Standard Edition · Steam
-25%
$2.24
$2.99
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IndieGala Store
Standard Edition · Steam
-75%
$2.49
$9.99
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GOG
GOG
Standard Edition · DRM-Free
$9.99
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Eneba
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Standard Edition · Steam
$1.73
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Standard Edition · Steam
$2.30
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Screenshots

About Knock Knock!

Knock Knock! is an experimental horror game played with your ears, not your eyes.You are trapped in a pitch-black mansion with zero visibility. Your only guide is a constant, rhythmic knocking. Your objective is simple: navigate the darkness, find the door, and answer it.Your footsteps distinguish various floor materials, helping you understand your location. Haunting sounds around you create "Soundmarks" - landmarks made of sound - to help you mentally map out the mansion. You must use these cues to finally find the door and see who is so determined to speak to you.

Binaural Spatial Audio:

The game utilizes Binaural Spatial Audio to replicate 3D soundscapes. Cues are muffled through walls or dampened based on their orientation to your ears, providing a true sense of presence in the dark. Your footsteps distinguish various floor materials helping you orient yourself.

Visually-impaired Accessibility:

Designed from the ground up to be played with zero visibility, Knock Knock! provides a nearly identical, high-tension experience for both sighted and visually impaired players.

Gameplay Features:

  • Play time: 15–60 Minutes.
  • Zero visibility Exploration: You must navigate the mansion with zero visibility, relying solely on your ears.
  • Soundmarks: Use haunting audio cues to mentally map the layout of the game.
  • Native Narration: All menus and texts are read aloud automatically, requiring no external screen reader setup.
  • Warning: Uncomfortable audio.
*Headphones are recommended for the intended binaural experience.

What Steam players say

Recent verbatim reviews from Steam — separate from playze.io community reviews below.

Not recommended Feb 27, 2026
Its a nice concept, but you just keep running into walls so much its frustrating, i get the premise and navigating through sounds is cool concept, but because youi just keep bumping into walls, which there is no real incentive to map them in your brain, because there are lots of rooms anyway, i think it misses the mark somewhat.

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