Nightmare Puzzles: The Unknown

CYLINDER GLOBAL PTE. LTD. publishes Nightmare Puzzles: The Unknown, a puzzle game available for Android devices.

Players have given Nightmare Puzzles: The Unknown an average of 4.2 out of 5 from 304,821 ratings, with over 10 million installs recorded on Google Play. Reviews are mixed, so it is worth reading recent feedback before installing.

How it compares

Its 4.20 rating sits below the 4.68 median for the 200 puzzle games we index, placing it in the top 95% of the category by score. By install count it ranks 59 of 200 in this category.

Actively maintained

The most recent update landed on Aug 11, 2026, within the last month. Nightmare Puzzles: The Unknown is under active development.

Requirements

• Version: 1.6.5
• Requires: Android 7.1+
• Download size: Varies with device
• Content rating: Everyone

Cost

The download is free. Inside the app, Nightmare Puzzles: The Unknown offers in-app purchases and displays advertising.