Sudoku

"Sudoku" is an elegant Android app that offers a logic-based, combinatorial number-placement puzzle experience. Players aim to fill a 9x9 grid with digits from 1 to 9, ensuring each column, row, and 3x3 subgrid contains all digits without repetition. Features include randomly generated puzzles, various difficulty levels, automatic progress saving, solution hints, and the ability to input custom puzzles. With unlimited undos and a pen tool to jot down notes, it's perfect for Sudoku fans seeking a challenging and user-friendly gameplay experience.