Solve puzzles by filling 9×9 grids with digits 1-9. Choose from four difficulty levels. Store notes for possible numbers. Use hints to fill missing digits. Complete daily challenges. Clear grids when all numbers are placed.
Solve puzzles in 6x6, 9x9, and jigsaw formats. Access thousands of levels with varying difficulty. Track progress and replay previous games. Sync puzzles across devices.
Play with pencil and interface. Use Apple Pencil for writing and erasing. Auto-fill notes on demand. Solve puzzles with interactive solver mode. Add pencil marks and highlights. Check for errors with one click.
Solve algebra equations step-by-step. Practice arithmetic operations anytime. Access over 100,000 grade-specific word problems with explanations. Receive personalized feedback and progress tracking.
The app offers endless Sudoku puzzles with five difficulty levels. Its smart hint system teaches users the logic behind each solution, improving their skills.
The app offers five difficulty levels and 3,000 puzzles. It includes dual keypad entry, optional smart notes, and an optional error checker to assist players.
Play Sudoku with puzzles of varying difficulty: easy, medium, hard, and expert. Solve grids with hints and track progress through game center achievements and leaderboards. Share scores and compete globally. Export puzzles and customize backgrounds.
Solve puzzles with 6 difficulty levels and unlimited grids. Track progress with daily challenges. Undo and redo moves. Manage 10 grids simultaneously. Adjust music playback without interruptions. Sync puzzles across devices.
Play Sudoku to challenge your mind with a 9×9 grid. Fill rows, columns, and 3×3 sub-grids with digits 1–9. Choose from easy, medium, hard, or expert levels. Disable numbers after all instances are entered. Use note-taking and hints when needed.
Solve puzzles in five categories: Normal, Cross, Jigsaw, Cross Jigsaw, and Inequality. Each category contains 500 puzzles. Features include puzzle selection, hint system, and progress tracking. Play all puzzles for free.
Solve sudoku puzzles with varying difficulty levels. Input numbers manually or use pencil marks. Track progress across multiple . Access hints and undo moves. Share completed puzzles via social media.
Solve puzzles with adjustable difficulty levels and multiple grid formats. Use advanced solving tools and track progress over time. Play fully offline and access handcrafted puzzles without internet connection.
Sudoku allows users to play puzzles with adjustable difficulty levels. Track scores using a point system based on number values and solving speed. Compete on online leaderboards. Access thousands of free puzzles.
Solve puzzles with 6 difficulty levels from easy to diabolical. Access unlimited grids offline or online. Complete daily challenges. Use undo/redo features. Track 10 concurrent games. Adjust settings for music playback.