Finding Sudoku too easy? Try our extremely fiendish Sudoku puzzles.
Solving these fiendish puzzles is a different story entirely, since these are the most difficult puzzles.

Extreme Daily Sudoku

  Date   # Stats Play
1/7/20191689699 Sudoku Statistics Play Sudoku
1/6/20191626952 Sudoku Statistics Play Sudoku
1/5/20191962412 Sudoku Statistics Play Sudoku
1/4/20191817313 Sudoku Statistics Play Sudoku
1/3/20191547753 Sudoku Statistics Play Sudoku
1/2/20191707353 Sudoku Statistics Play Sudoku
1/1/20191536101 Sudoku Statistics Play Sudoku
12/31/20181655307 Sudoku Statistics Play Sudoku

Fiendish Random Puzzles

  Level   # Stats Play
Extreme1756626Sudoku StatisticsSudoku Play
Extreme1789507Sudoku StatisticsSudoku Play
Extreme1893591Sudoku StatisticsSudoku Play
Extreme1579565Sudoku StatisticsSudoku Play
Extreme1768290Sudoku StatisticsSudoku Play
Extreme1634472Sudoku StatisticsSudoku Play
Extreme1634472Sudoku StatisticsSudoku Play
Extreme1634472Sudoku StatisticsSudoku Play