Sudoku Expert
Complete a puzzle in Expert difficulty with a rank A+ or better
100 ✓ January 23rd, 2026
71.1% · Common
Sudoku Master
Complete a puzzle in Expert difficulty with a rank S+
100 ✓ January 23rd, 2026
70.5% · Common
Master of deduction
Add notes 500 times (cumulative)
100 ✓ January 23rd, 2026
63.3% · Common
Mathematician
Place 500 numbers in the Sudoku grid (cumulative)
100 ✓ January 23rd, 2026
69.9% · Common
Sudoku
Complete a Puzzle
60 ✓ January 23rd, 2026
100.0% · Common
Purple Sudoku
Complete a puzzle with the Purple color theme
60 ✓ January 23rd, 2026
72.9% · Common
Black And White Sudoku
Complete a puzzle with the Gray color theme
60 ✓ January 23rd, 2026
65.2% · Common
Sudoku Intermediate
Complete a puzzle in Expert difficulty with a rank B+ or better
60 ✓ January 23rd, 2026
71.8% · Common
Full row
Fill a Sudoku row with 1 to 9 (except using help, except Expert difficulty)
60 ✓ January 23rd, 2026
100.0% · Common
Full column
Fill a Sudoku column with 1 to 9 (except using help, except Expert difficulty)
60 ✓ January 23rd, 2026
100.0% · Common
Full grid
Fill a Sudoku grid with 1 to 9 (except using help, except Expert difficulty)
60 ✓ January 23rd, 2026
100.0% · Common
Full combo
Fill a row, column, and grid at the same time (except using help, except Expert difficulty)
60 ✓ January 23rd, 2026
100.0% · Common
Yellow Sudoku
Complete a puzzle with the Yellow color theme
60 ✓ January 23rd, 2026
86.0% · Common
Red Sudoku
Complete a puzzle with the Red color theme
60 ✓ January 23rd, 2026
79.0% · Common