IOSudoku

IOSudoku is a clean, offline Sudoku for iPhone built for fast daily play without ads, accounts, or interruptions.

Features:

• Five difficulty levels: Easy, Medium, Hard, Very Hard, and Extremely Hard
• Daily puzzle with streak progress
• Manual notes mode
• One hint per puzzle
• Remaining digit counts while you play
• Best times and completion stats by difficulty
• Resume your last in-progress puzzle automatically
• Device theme mode that follows your iPhone appearance
• On-device puzzle generation with unique-solution checks

Play anywhere with no sign-in and no internet connection required.