The app offers four logic games: Sudoku, Killer Sudoku, MathDoku, and X-Sudoku, with thousands of puzzles. It provides helpers and step-by-step hints to guide users through puzzles and teach solution strategies.
"Play and solve puzzles with adjustable difficulty levels. Customize grid size and pencil marks. Track progress and restart puzzles. Share completed grids via email or social media."
Play by filling a 9x9 grid with numbers 1-9. Ensure each row, column, and 3x3 section contains unique digits. Choose difficulty levels and track progress across multiple games.
Play by filling a 9x9 grid with digits 1-9 in each row, column, and 3x3 box. Choose from 5 difficulty levels. Levels are generated using AI and machine learning. Track progress and revisit previous games.
Solve logic puzzles combining and Kakuro rules. Fill 9x9 grids with numbers 1-9 following rules and sum constraints. Use add/subtract calculations to determine cell values. Track progress and complete puzzles of varying difficulty.
Play in five different modes: 9x9, 6x6, Wordoku, Killer , and daily challenges. Solve puzzles with numbers or letters. Track progress and set difficulty levels. Share completed puzzles.
Game allows users to play classic 9x9 puzzles. Fill grids with digits 1-9 without repeating in rows, columns, or 3x3 boxes. Choose difficulty levels. Track progress and reset puzzles. Share completed grids.
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 in 6x6, 9x9, and jigsaw formats. Access thousands of levels with varying difficulty. Track progress and replay previous games. Sync puzzles across devices.
Solve puzzles set in museum environments featuring artwork by Klee, van Gogh, Matisse, and others. Complete puzzles to reveal artwork details. Access level 1 for free; higher levels require upgrade. No ads.
Solve Sudoku puzzles with 6 difficulty levels. Edit numbers, highlight clues, and track progress. Undo moves and check for errors. Sync puzzles across devices.
Calculate possible digit combinations that sum to a target. Specify the number of digits and exclude or require specific numbers. View results and adjust parameters for different scenarios.
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.