ThinkDoku

Contains ads
Content rating
Everyone
10+
Downloads
Content rating
Everyone
Learn more
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About this game

ThinkDoku – Game is a relaxing logic puzzle where every move matters.

Your goal is simple: place the queens correctly on the board by using colors, rows, columns, and logical deduction. Each puzzle is designed to be solved through reasoning without guessing.

How to Play:
• Each board is divided into colorful regions.
• Place exactly one Queen in each region.
• Place exactly one Queen in each row and column.
• Queens cannot touch each other, including diagonally.
• Use logic and notes to determine where each Queen belongs.

Features:
• Logic-based Queen puzzles.
• Handcrafted levels with increasing difficulty.
• Simple rules that are easy to learn.
• Clean and colorful puzzle boards.
• Logical solutions without random guessing.
• No time limits — solve puzzles at your own pace.

ThinkDoku starts simple and gradually introduces more challenging boards that require careful observation and deduction.

Study the board, eliminate impossible positions, and find the correct place for every Queen.

Can you solve every ThinkDoku puzzle?
👑 Love logic puzzles? You'll fall in love with Thinkdoku!
Updated on
Sep 1, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • This app may share these data types with third parties
    Device or other IDs
  • This app may collect these data types
    Device or other IDs
  • Data is encrypted in transit
  • Data can’t be deleted

What’s new

- Updated level content.
- Improved gameplay experience.
- Fixed minor bugs.