Solve the Sudoku once
Solve the Sudoku 10 times
Solve the Sudoku 30 times
Solve the Sudoku 100 times
Solve the Sudoku 60 times
Reach to 5000 total score
Reach to 23000 total score
Reach to 180000 total score
Reach to 74000 total score
Reach to 310000 total score
Reach to 490000 total score
Reach to 1100000 total score
Reach to 800000 total score
Reach to 2200000 total score
Solve the basic mode in 3 minutes
Solve the normal mode in 5 minutes
Solve the easy mode in 4 minutes
Solve the hard mode in 7 minutes
Solve the extreme mode in 10 minutes
Solve the easy mode 5 times
Solve the basic mode 5 times
Solve the normal mode 5 times
Solve the hard mode 5 times
Solve the Sudoku without 'Hint'
Solve the extreme mode 5 times
Solve the Sudoku without 'Note'
Solve the Sudoku without 'Undo'
Use 'Hint'
Solve the Sudoku without 'Erase'
Use 'Note'
Use 'Undo'
Use 'Erase'
Do not solve the Sudoku for an hour