Classic daily 9x9 Sudoku with four fresh difficulties every day, a notes mode, instant conflict highlighting, and per-difficulty timing.
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Submitted by geekahedron on Oct 9, 2026
Play SudokuClassic daily 9x9 Sudoku with four fresh difficulties every day, a notes mode, instant conflict highlighting, and per-difficulty timing.
Submitted by geekahedron on Oct 9, 2026
Play Sudoku