Sixy Sudoku

Sixy Sudoku is a captivating 6x6 Sudoku variation featuring 500 free puzzles designed for mobile play. Originally published by Peter Ritmeester in The New York Times, this game offers a fresh twist on traditional Sudoku by using digits 1-6 with added logical constraints. Players fill each row, column, bold outlined area, and alternating white and green regions with unique numbers, creating an engaging and challenging experience.

Unlike classic 9x9 Sudoku, Sixy Sudoku delivers fast-paced fun with less complexity and a clear overview, reducing errors and time investment. Its innovative design provides both newcomers and Sudoku aficionados a smart puzzle experience that fits perfectly in your pocket.