Puzzle by Nikoli V Sudoku

Paused a puzzle 50 times!

Paused a puzzle more than 50 times

Quit a puzzle 50 times!

Quit a puzzle more than 50 times

Used "delete" 100 times!

Used the delete function more than 100 times

Read all the guides!

Read all game guides

Played for more than 24 hours!

Total play time exceeded 24 hours

Used "REDO" 100 times!

Used the redo function more than 100 times

Used "UNDO" 100 times!

Used the undo function more than 100 times

Cleared 10 puzzles!

Cleared 10 "Sudoku" puzzles

Cleared 20 puzzles!

Cleared 20 "Sudoku" puzzles

Cleared 30 puzzles!

Cleared 30 "Sudoku" puzzles

Cleared 40 puzzles!

Cleared 40 "Sudoku" puzzles

Cleared all puzzles!

Cleared all "Sudoku" puzzles

Cleared 15 puzzles in a row on shuffle!

Cleared 15 puzzles in a row on shuffle