Sudoku Deluxe Ⓡ

Sudoku Deluxe Ⓡ is a premium logic puzzle game that blends classic 9x9 sudoku with smart tools and a clean, family-friendly design. Train your brain with handcrafted puzzles across multiple difficulties, from relaxing Easy to demanding Expert, all with crisp controls and thoughtful guidance. Highlights include smart notes that auto-update candidates, duplicate highlighting, optional auto-check and mistake limits, detailed stats and streaks, daily challenges, achievements, and customizable themes including dark mode. Play offline anytime, improve your solving skills with built-in tips, and enjoy strategy that’s easy to learn and hard to master.

Fill the 9x9 grid with digits 1 to 9 so each row, column, and 3x3 box contains every number exactly once. Choose a difficulty, tap a cell, and enter a number or use pencil marks to note possible candidates. Scan rows, columns, and boxes to find singles, hidden singles, and pairs that eliminate other options. Toggle highlights and auto-check to spot conflicts faster, or enable a mistake limit for added challenge. Use hints to learn techniques, and undo or redo moves to revisit and refine your logic path. Complete daily challenges, beat your best times, and collect achievements to track progress and mastery.