Mathdoku APK

Mathdoku (calcudoku) is a logic puzzle. the goal of each puzzle is to fill a grid with digits 1 through 4 for a 4×4 grid, 1 through 5 for a 5×5, etc. So that no digit appears more than once in any row or any column (a Latin square). Grids range in size from 3×3 to 9×9.

FEATURES:
- modern layout
- multiple difficulties
- hundreds of puzzles for each difficulty
- google play games achievements
- google play leaderboards for every puzzle pack
- auto-save your progress for each puzzle
- undo/redo functionality
- selected cell highlight
- crosshair highlight (optional)
- error detection
- combination highlighter (optional)
- sum highlight
- timer (optional)
- phone and tablet support