Free
In-App PurchasesWith Ads
Rating summary
About
Cuspart: Sudoku brings classic Sudoku to your iPhone with daily puzzles, six difficulty levels, offline play, smart solving tools, detailed statistics, 30 achievements, and a Game Center leaderboard.
Solve at your own pace, sharpen your logic and focus, and tackle tougher Sudoku puzzles as you improve.
CHOOSE YOUR DIFFICULTY
Play at the level that suits you best: Easy, Medium, Hard, Expert, Master, or Extreme.
Whether you're just learning Sudoku or looking for a serious logic challenge, there's a level for you. Progress saves automatically, so you can pick up right where you left off.
SOLVE SUDOKU YOUR WAY
Make every puzzle easier to navigate with intuitive solving tools:
• Notes and Auto Notes to show possible numbers in empty cells
• Smart highlighting for the selected row, column, box, and matching numbers
• Error Warnings to help catch incorrect entries
• Undo and Erase to correct moves quickly
• Optional remaining-number counts on the keypad
• Hints whenever you need a little help
The free version includes 2 hints per game, with up to 3 more available by watching a short ad.
DAILY SUDOKU
Solve a fresh Daily Puzzle every day. Mark completed days on your calendar and build your streak.
TRACK YOUR PROGRESS
Follow your progress with detailed statistics, including completed puzzles, success rate, average and best times, streaks, hints used, and results by difficulty.
Unlock 30 achievements and reach new milestones as you play.
PLAY WITH GAME CENTER
Sign in to Game Center to earn achievements and climb the Champions leaderboard. Beat your personal best and compare your total score with other players.
MAKE IT YOURS
Make Sudoku your own with themes, highlight colors, number fonts, and alternate app icons. Fine-tune highlight strength, sound effects, background music, and vibration to suit your style.
MADE FOR EVERY SCREEN
On larger screens, the Sudoku grid sits on one side and the keypad and tools on the other, keeping everything within easy reach.
PLAY OFFLINE
Play Sudoku without an internet connection, whether you're at home, traveling, or taking a quick break.
Some features, such as ads, rewarded hints, Game Center, and App Store purchases, require an internet connection.
PREMIUM+
Premium+ is a one-time purchase. No subscription or automatic renewal.
• Ad-free play
• No ad tracking or consent prompts
• 5 hints per game, with no ads
• One ad-free second chance per game
• All app themes and highlight colors
• 18 premium number fonts
• 12 exclusive app icons
Purchases are handled by Apple's App Store. Eligible purchases can be restored.
Privacy Policy: https://www.cuspart.com/privacy-policy-sudoku/
Terms of Use: https://www.cuspart.com/terms-of-use-sudoku/
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What's New in Cuspart
1.34.0
October 26, 2026
Sudoku now comes to iPad. Enjoy a layout designed for larger displays, with a bigger board, larger numbers, and comfortable controls in every orientation. This update also includes bug fixes, performance improvements, and refined design details for a smoother, more polished experience.
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Subscriptions & In-App Purchases
$4.99
Premium+
Ad-Free Sudoku, 3 Themes, 18 Fonts & Extra Hints








