Key Features:

- Classic 9×9 Sudoku gameplay - 6 difficulty levels: Easy, Medium, Hard, Expert, Master, Extreme - Smart hint system with step-by-step explanations - Combo scoring for consecutive correct moves - Daily Challenge with streak rewards - 5 handcrafted visual themes: Dark, Light, Deep Mint, Lavender, Sakura - 9 languages: English, Deutsch, Español, Français, Português, Русский, Türkçe, 日本語, 中文 - Personal best score tracking per difficulty - Fully mobile-optimised portrait layout - Touch-friendly controls for mobile and desktop play

Tap a cell to select it, then tap a number to fill it in. Complete the puzzle by placing digits 1 through 9 so that every row, column, and 3×3 block contains each number exactly once. Use Notes mode to pencil in candidate numbers. If you get stuck, use your hint to reveal the next logical step. Chain correct moves to build a combo and increase your score bonus. You have 3 mistakes before the game ends, so think carefully.

Modern Sudoku

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