Nightmare knock

A horror visual novel where your choices determine survival

FreezyCat · Released Dec 14, 2022

Reviews: Very Positive; 86% of 341
Recent reviews: Not enough recent
Players: 0; daily peak, Oct 28, 2026
Steam Deck: Untested
Last update on Steam: 3 years ago; Apr 30, 2023
Minimum PC: gtx 560; 2 GB RAM; Full requirements

What is Nightmare knock?

This free, single-player visual novel follows an ordinary man who hears knocking at his window at night. You read the story and select options that change what happens next.

For you if...

+you enjoy stories with a psychological horror atmosphere

Not for you if...

−you prefer action-focused games to reading and making choices

What players say

86% of 341 reviews are positive

Players highlight the variety of endings reached through different choices.

Screenshots and trailer

Nightmare knock system requirements

Minimum: gtx 560, 2 GB RAM.

As published by the developer.

Can my PC run Nightmare knock?

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Minimum

OS: Windows 7
Processor: Core 2 duo
Graphics: Geforce gtx 560
Memory: 2 GB RAM

Does Nightmare knock have co-op or multiplayer?

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

Single-player

Does Nightmare knock run on Steam Deck?

Untested Not yet tested by Valve on Steam Deck.

PC version details

DRM: None declared on Steam
Controller: Keyboard and mouse
Platforms: Windows
Achievements: 8
Steam features: Family Sharing
Languages: Text only: Russian.

Does Nightmare knock 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