Defend your room from supernatural creatures by strategically placing heroes and upgrading defenses. Engage in thrilling 5-minute matches across various haunted locations with a unique gothic chibi art style.
10000.0.56
September 5, 2026
1. Version content upgrade and optimization 2. Known issues fixed
More$1.99
1.99 Pack
1.99 Pack
Idle horror tower defense! Survive the ghost tide！
Aug 27, 2026 — Sep 10, 2026
Knock Knock: Room Defense is a horror-themed tower defense game where players defend their rooms from incoming creatures by strategically placing and upgrading heroes. The game features quick, 5-minute matches and a distinctive gothic chibi art style.
Matches in Knock Knock: Room Defense are designed to be fast and exciting, typically lasting around 5 minutes. This allows for quick gameplay sessions anytime, anywhere.
Knock Knock: Room Defense offers a variety of mundane locations transformed into thrilling defense challenges. These include schools, hospitals, hotels, streets, and office buildings, each with its own eerie atmosphere.
No, Knock Knock: Room Defense does not contain advertisements. The game is free to download and play, with optional in-app purchases available.
The game features an immersive and eerie world with a distinct gothic chibi-style aesthetic. This unique visual approach combines cute horror elements with stylized characters and environments.
The provided data does not specify whether Knock Knock: Room Defense supports offline play. It is recommended to check the app store page for the most up-to-date information on connectivity requirements.
Knock Knock: Room Defense is available on iPhone, iPad, and iPod devices. It is designed for iOS users looking for a mobile gaming experience.
Knock Knock: Room Defense was last updated on September 5, 2026, with version 10000.0.56. This indicates recent development activity, suggesting regular updates are likely.
