One Room Nightmare: A Turn-Based Psychological Horror Strategy

8/29/2026, 5:05:07 PM

Release date: 6/8/2024

Tags: #horror #turn-based-tactics #point-&-click #psychological-horror #free-to-play #3d #strategy #simulation

User Reviews

Score: 82%Very Positive
Review Count: 104 reviews
Fetched At: 8/29/2026, 5:05:07 PM

Reference prices

Japan

Free to Play (JPY)

Steam JP

Free to Play (USD)

Steam

Live Store Snapshot

Body text may reflect the state at publication time. For the latest sale, price, and review changes, prioritize the live price panel, review panel, and the Steam store listing.

Japan Price: Free to Play
Global Price: Free to Play
Sale Status: Regular pricing
Price Checked At: 8/29/2026, 5:00:30 PM

Key highlight

One Room Nightmare is a free-to-play 3D psychological horror game where you're trapped in a room with monsters. It features a turn-based tactical system, requiring players to observe enemies, manage resources like power

Who this is for

For those seeking a tense experience where you strategically confront encroaching horror within a confined space, One Room Nightmare is a must-play. Recommended for fans of tactical horror that encourages thoughtful planning, and it's free-to-play.

Details

Overview

Prepare yourself for a chilling experience in One Room Nightmare, a free-to-play psychological horror game developed by RenKon. Trapped within the confines of a single apartment room, players must confront a variety of lurking monsters. The game masterfully blends turn-based tactics with point-and-click exploration, demanding careful observation and strategic decision-making to survive.

Highlights

Turn-Based Tactics: Time only advances when you make a move, allowing for deliberate planning and strategic execution against relentless foes.
Research and Adaptation: Observe enemy behaviors to gather experience points, unlocking crucial information and countermeasures to overcome the horrors within.
Resource Management: Carefully manage power and time, as every action carries weight in this tense, survival-focused environment.

Who It's For

One Room Nightmare is designed for players who enjoy psychological horror, strategic thinking, and games that offer a unique, tense atmosphere. If you appreciate games where careful planning and observation are key to survival, and you're looking for a free-to-play experience that delivers genuine scares, this title is worth exploring.

Game Info

Developed and published by RenKon, One Room Nightmare offers a compelling horror experience with its unique turn-based system. The game is presented in 3D and supports both English and Japanese languages. Its "Very Positive" user reception on Steam indicates a strong appeal among players who value its strategic depth and atmospheric horror.