This is a logic-based, combinatorial number-placement puzzle. The objective is to fill a 9x9 grid with digits so that each column, each row, and each of the nine 3x3 sub-grids that compose the grid contains all of the digits from 1 to 9.
– different difficulties
– hundreds of puzzles for each difficulty
– auto pencil mark (draft)
– hint system
– auto-save your progress for each puzzle
– unlimited undo/redo
– selected cell highlight
– number highlight (optional)
– errors highlight (optional)
– clean interface and smooth controls
– phones and tablets support
Tips to help you solve the puzzle!
GOOGLE PLAY GAMES
Lots of achievements to get!
Number highlights and auto-save!