Calcudoku · Math Logic Puzzles

Calcudoku is a free, logic-based math puzzle game similar to Sudoku. The objective is to fill a grid with digits so that no two digits repeat in any column or row, while also ensuring that the product of the digits in each shape equals the number in the shape. Calcudoku offers thousands of puzzles with features such as unlimited hints, calculator tool, and automatic saving. It is suitable for players of all skill levels, with grid sizes ranging from 4x4 to 9x9, and provides a tracking system for players to monitor their progress.