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Catdoku

Catdoku Controls

  • Click: Mark a tile with an X.
  • Double-click: Place a cat.
  • Click again: Remove a mark or placement.

Catdoku

Rating:
4.9
(25 votes)
Released:
30 September 2026
Technology:
HTML5 (Unity WebGL)
Platforms:
Browser (desktop, mobile, tablet)

Introduction to Catdoku

Catdoku is a cozy logic puzzle game that replaces Sudoku-style numbers with cats, colorful regions, and a clever set of placement rules. Your goal is to fit exactly one cat into every row, column, and colored region without letting any two cats touch, even diagonally. Each cat you place immediately rules out nearby cells, gradually turning a crowded grid into a solvable pattern. Smaller boards make it easy to understand the basics, while larger layouts demand more careful elimination and planning. With cute visuals wrapped around a surprisingly thoughtful logic challenge, Catdoku rewards observation rather than guesswork.

Catdoku gameplay screenshot
Catdoku - A cozy logic puzzle to place cats across colorful grids without breaking the rules

Highlight Features of Catdoku

  • Cat-Based Logic Puzzles: Solve each board by determining exactly where every cat belongs.
  • Rows, Columns, and Regions: Place one cat in each horizontal row, vertical column, and colored area.
  • Aloof Rule: Cats cannot occupy neighboring cells, including cells that touch diagonally.
  • Increasing Puzzle Complexity: Progress from compact introductory grids to larger, more complicated layouts.
  • Daily Challenges: Return for fresh puzzles that put your deduction skills to the test.

Gameplay Guide for Catdoku

Every Catdoku board gives you enough information to determine where the cats should go. Rather than testing random cells, use the interaction between rows, columns, colored regions, and neighboring spaces to eliminate impossible positions.

Solve Each Catdoku Grid With Logic

Place One Cat in Every Area

Start by checking which cells are still available within each row, column, and colored region. Once only one valid space remains, you have found a forced placement. Adding that cat can then eliminate possibilities elsewhere on the board and open the way to your next deduction.

Keep the Cats Apart

The Aloof Rule adds another layer to the puzzle. Two cats cannot sit next to each other horizontally, vertically, or diagonally. After confirming a cat, check every surrounding cell and mark those spaces as unavailable.

Take On Harder Boards

Early puzzles use smaller layouts to introduce the rules without overwhelming you. As the grids grow, colored regions become more complex and valid positions become harder to identify. Daily challenges provide another way to keep solving once you understand the basic system.

Catdoku Controls

  • Click: Mark a tile with an X.
  • Double-click: Place a cat.
  • Click again: Remove a mark or placement.

Tips for Catdoku

  • Check Tight Regions First: Areas with very few open cells are often the easiest places to find a forced cat.
  • Use X Marks: Eliminate impossible positions as soon as you identify them to keep the board readable.
  • Check Diagonals: Remember that the Aloof Rule applies to diagonal neighbors too.
  • Rescan After Every Cat: A single placement can create new forced moves in its row, column, or nearby regions.
  • Avoid Guessing: If several cells still look possible, move to another part of the grid and look for a stronger deduction.

Cute cats may make the board look easy, but every placement counts. Play Catdoku, follow the clues, eliminate impossible spaces, and solve each grid with pure logic.

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