Sudoku is an addictive classic puzzle game that can help you train your brain while killing time. This is the best logic-based board game that is suitable for everyone, no matter you are a Beginner or an Advanced player. Tons of hard Sudoku puzzles are awaiting you to explore. Download and enjoy the challenging journey! How to play? The player needs to fill a 9*9 square grid by deduction according to the given number(clue). The goal is to complete a grid in which each row, each column, and each