Paper Sudoku >

Experience Sudoku like never before with revolutionary handwriting recognition! PaperSudoku brings the natural feel of pen-and-paper puzzle solving to your iPhone, powered by advanced AI that understands your handwriting in real-time.

REVOLUTIONARY HANDWRITING EXPERIENCE
No more tiny keyboards or awkward number selection. No more switching eye gaze and attention between grid and number selection buttons losing flow. Simply draw numbers with your finger and muscle memory - our cutting-edge Core ML technology instantly recognizes your handwriting and fills in the puzzle.  Write naturally, solve intuitively.

KEY FEATURES
AI-Powered Handwriting Recognition - Advanced machine learning recognizes your unique writing style with exceptional accuracy
Multiple Difficulty Levels - Easy, Medium, and Complex puzzles for players of all skill levels
Notes - Take notes just like on paper with our intuitive notes system
Daily Streak Tracking - Build lasting habits with streak counters and motivational milestones
Modern Timer Design - Track your solving time with our sleek, non-intrusive timer
Intelligent Auto-Check - Optional move validation helps you learn and improve
Resume Anytime - Pause and resume games seamlessly when life interrupts
Comprehensive Statistics - Track your progress with detailed performance analytics
Smart Reminders - Thoughtful notifications help you maintain your daily puzzle habit

PERFECT FOR EVERYONE
Whether you're a Sudoku beginner learning the ropes or a seasoned puzzle master chasing personal records, PaperSudoku adapts to your skill level. Our progressive difficulty system ensures you're always challenged but never overwhelmed.

TRACK YOUR PROGRESS
Monitor your improvement with detailed statistics showing completion times, accuracy rates, and streak achievements. Watch yourself become faster and more accurate with each puzzle.

BUILD LASTING HABITS
Earn achievements, build daily streaks, and unlock milestones that keep you engaged. Our thoughtful reward system celebrates both consistency and improvement.

SEAMLESS EXPERIENCE
Pure, uninterrupted puzzle-solving optimized for the way your mind works. No loading screens or interruptions to break your concentration.

BEAUTIFULLY DESIGNED
Crafted with Apple's design principles in mind, PaperSudoku features a clean, modern interface that lets you focus on what matters - solving puzzles.
SMART FEATURES
Automatic save and restore for interrupted games
Customizable settings for personalized experience

Perfect for commutes, lunch breaks, bedtime routines, or any moment when you want to give your brain a satisfying challenge. Join thousands of players who've made PaperSudoku their daily mental workout.
Download PaperSudoku today and discover why handwriting recognition is the future of digital puzzle solving!