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
9/10/20181818552 Sudoku Statistics Play Sudoku
9/9/20181971368 Sudoku Statistics Play Sudoku
9/8/20181704219 Sudoku Statistics Play Sudoku
9/7/20181989963 Sudoku Statistics Play Sudoku
9/6/20181579636 Sudoku Statistics Play Sudoku
9/5/20181546288 Sudoku Statistics Play Sudoku
9/4/20181958895 Sudoku Statistics Play Sudoku
9/3/20181665812 Sudoku Statistics Play Sudoku

Fiendish Random Puzzles

  Level   # Stats Play
Extreme1561800Sudoku StatisticsSudoku Play
Extreme1552982Sudoku StatisticsSudoku Play
Extreme1567941Sudoku StatisticsSudoku Play
Extreme1508403Sudoku StatisticsSudoku Play
Extreme1541515Sudoku StatisticsSudoku Play
Extreme1779407Sudoku StatisticsSudoku Play
Extreme1779407Sudoku StatisticsSudoku Play
Extreme1779407Sudoku StatisticsSudoku Play