Bring the timeless number puzzle to a calm ocean shore. Fill every row, column, and box with the digits 1 to 9, with no repeats, as gentle waves keep you company. Pick your pace across four difficulty levels, from breezy Easy boards to deep Expert challenges. Helpful notes, smart hints, and an auto-check option keep frustration at bay, while a soothing palette and soft sound design turn each session into a quiet escape. Track your best times, build a daily streak, and let every solved grid wash over you like the rising tide.










































































