CatDoku - Sudoku Brain Puzzle

CatDoku is a cozy offline cat logic puzzle and brain game with unlimited levels to solve. Turn every colorful grid into a satisfying challenge—wherever you are.

Find the one perfect place for every cat. Each board has exactly one solution, so every move can be solved with observation and deduction—never blind guessing.

How to Play
• Place exactly one cat in every colored region.
• Place exactly one cat in every row and every column.
• Cats cannot touch, even diagonally.
• Tap a cell to mark it with an X, drag to mark several cells, and double-tap when you are ready to place a cat.

Play Offline, Anytime
Enjoy unlimited cat logic puzzles without needing an internet connection. Start with friendly 4×4 boards, then progress through 5×5, 6×6 and larger grids all the way to 10×10. Dynamic difficulty moves from Easy to Extra Hard, so there is always a fresh puzzle waiting.

Stuck? Get Smart Help
Use a Hint to reveal useful X marks and narrow down the solution. Need a bigger nudge? Add Cat directly reveals a real cat in the correct cell, helping you continue when a tough board has you stuck.

Start with a Guided Tutorial
New to cat Sudoku-style puzzles? A short interactive tutorial teaches the rules step by step, including color regions, row and column clues, and the no-touch rule.

Features
• Offline play with unlimited levels
• Unique-solution boards from 4×4 to 10×10
• Cat-themed logic puzzles with colorful connected regions
• Hints and Add Cat help when you are stuck
• Beginner tutorial and smooth tap-and-drag controls
• Easy, Medium, Hard and Extra Hard levels
• Coins, lives, cute cats and clear progress tracking

Take a calm break, sharpen your deduction skills, and solve every CatDoku board. Download CatDoku and find every hidden cat!