Tracking since Oct 5 — growth appears once we have a second daily reading.
Update history
1.0Sep 30, 2026 · seen Oct 5, 2026
Only the current version so far — new entries appear as the game ships updates.
Enjoy classic 9×9 Sudoku, made for calm, focused play. Fill the grid so that every row, column and 3×3 box contains the numbers 1 to 9 exactly once. Whether you are solving your very first puzzle or hunting for an X-Wing, there is always a puzzle at the right level for you.
NO ADS, NO DISTRACTIONS
• No ads, no pop-ups and no in-app purchases
• Plays fully offline, with no account or sign-in
• Your game is saved automatically, so you can continue where you left off
12,000 PUZZLES ACROSS 6 LEVELS
• Easy, Medium, Hard, Expert, Master and Extreme
• Every puzzle has exactly one solution
• Each level is graded by the solving techniques it needs, so difficulty feels fair and consistent
• Win games to unlock Expert, Master and Extreme
DAILY CHALLENGE
• A new puzzle every day
• Catch up on missed days from the calendar
• Solve every day of a month to earn that month's trophy
• Keep your daily streak going
HINTS THAT TEACH
• Every hint shows the next logical step and explains why it works
• Learn real techniques step by step: Hidden Singles, Naked Pairs, Pointing Pairs, X-Wing, Swordfish, XY-Wing and more
• New to Sudoku? A short tutorial shows you how to play
HANDY TOOLS
• Notes (pencil marks) that clear themselves when you place a number
• Undo and erase
• Highlight the row, column and box of the selected cell, and matching numbers
• Spot repeated numbers and check mistakes as you go
• Optional 3-mistake limit, with one second chance per game
• Digit-first input: long-press a number, then tap cells to fill it in
• Every helper can be switched on or off in Settings
TRACK YOUR PROGRESS
• Statistics for every level: games won, win rate, best and average time, and win streaks
• Awards for your first win, perfect games, fast solves, daily streaks and monthly trophies
MAKE IT YOURS
• Light, Dark and Paper themes
• Sound effects and vibration
• Show or hide the timer, and keep the screen on while you play
Take a few quiet minutes, sharpen your logic and solve one grid at a time.