Hexudoku

Hexadecimal Sudoku (16×16): Play with digits 0–9 and A–F for a deeper logic challenge. Classic Sudoku (9×9): Switch anytime for a familiar experience. Daily Puzzle: The same daily challenge for everyone. Multiple Difficulties: Easy, Moderate, and Hard. Smart Hints: 5 free daily clues, with extra hints available by watching ads. Notes & Pencil Marks: Keep track of candidates. Undo/Redo: Step backward and forward through your moves. Pause Mode: Hide the grid when you step away. Stats & Personal Bests: Track solves and average time by difficulty. Light/Dark/System Themes: Matches your device preference. Accessible & Clean UI: Fast gameplay with clear highlights.