Sudoku — the timeless number puzzle built for focus, depth, and daily habit.
Five difficulty levels from gentle Easy warm-ups to relentless Master puzzles let you play at exactly your level. Progress through tiers — Bronze, Silver, Gold, Platinum, Diamond — as your skills evolve and your score climbs.
A FRESH PUZZLE EVERY DAY
A new Daily Challenge awaits every morning. Complete every puzzle in a calendar month to earn the coveted Monthly Trophy. Build a streak, protect your consistency, and watch your resolve grow stronger every day.
TOOLS THAT MAKE YOU SHARPER
• Notes Mode – pencil in candidate numbers for any cell
• Fill Notes – instantly populate all valid candidates across the board
• Smart Hints – reveal the correct value and the logical technique behind it
• Fast Insert – pick a number, then tap cells to fill at speed
• Undo – step back one move at a time
TRACK EVERYTHING
Level up through a full XP system. Unlock 60+ achievements across six categories: First Steps, Difficulty, Perfect Play, Speed, Score, and Streak. Review per-difficulty statistics — best time, average time, win rate, error rate, best score, and total time played.
PERSONALISE YOUR GAME
Choose from White, Brown, or Black themes. Adjust number size for comfort. Toggle haptic feedback, the timer display, and automatic note removal. Available in English, Spanish, Italian, Portuguese, Chinese, Arabic, German, French, Japanese, Korean, and Russian.
CLEAN BY DESIGN
A minimal interface built around the grid. Every tap, every highlight, every transition serves the puzzle — nothing else.
Download Sudoku and start your first game today.