Wrist Sudoku brings the classic number puzzle to your Apple Watch — with a 6×6 grid perfectly sized for the screen. ▸ BUILT FOR APPLE WATCH 4 difficulty levels, 200 unique puzzles, each with a guaranteed single solution. The 6×6 format means quick, satisfying sessions — perfect for your commute, a break, or waiting around. ▸ SMART CONTROLS Tap cells and pick numbers. Haptic feedback confirms every move. ▸ PLAY YOUR WAY • Notes mode for candidate tracking • 3 hints per game when you're stuck • Undo to fix mistakes • Auto-save — pick up right where you left off • Conflict highlighting and same-number highlighting • Star ratings based on completion time ▸ TRACK YOUR PROGRESS Statistics page shows completed puzzles, best times, and averages for each difficulty. ▸ NO ADS. NO DISTRACTIONS. Pay once, play forever. No subscriptions, no in-app purchases, no internet required. Full VoiceOver accessibility support included.