Knock Knock: Room Defense
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About this app
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Knock Knock: Room Defense is a casual game from Joy Nice Games. Opinion splits sharply: 61% five-star against 21% one-star.
Free to download, though in-app purchases run €0.29 - €339.99 if billed through Play, and it shows ads. Content is rated USK: Ages 12+. It needs Android 5.0 or newer. 22 people have left a written review.
Rating distribution
Previous APK Versions All 1 ›
Frequently asked questions
01 Is Knock Knock: Room Defense free?
Yes. Knock Knock: Room Defense is listed as free on Google Play and offers in-app purchases (€0.29 - €339.99 if billed through Play); it also shows ads.
02 Which Android version does Knock Knock: Room Defense need?
The current release requires Android 5.0.
03 How do I install the APK?
Download the file from the version page, open it on your Android device and allow installs from this source when prompted. XAPK bundles need the APKPure app or a split-APK installer (see the install guide in the footer). Always prefer the latest version unless you specifically need an older build.
04 Is the download safe?
Files are served by an established third-party mirror and are the same builds distributed to Play Store users; APK Rewind never repackages or modifies them. Check the developer name (Joy Nice Games) and package name (com.ygjszus.google) match what you expect.
