Color Sudoku: Logic Puzzle with Colors

Key Features

• Sudoku puzzle games - Killer, Greater Than, Consecutive, Odd/Even, Diagonal, Double, Triple, Butterfly, Flower, Windmill, Samurai.
• You can choose letters or colors instead of digits.
• Board size can be from 4 to 20 (default size is 9).
• This program also contains editor and solver and it can create PDF file which has multiple sudoku per page.
• Other features are pencil marks, show candidates, unlimited undo/redo, save position to file, high scores, hint.

Technical Specifications

• **Publisher:** https://petr.lastovicka.sweb.cz/indexEN.html
• **License:** Freeware
• **Operating System:** Windows 7, Windows 8, Windows 10, Windows 11
• **Last Updated:** October 15, 2025
• **Category:** Games / Puzzles