Play a logic puzzle game by placing blocks on a 9x9 grid. Fill rows, columns, or squares to clear the board. Drag pieces to the grid and avoid running out of space. Track high scores and challenge yourself with addictive brain training .
Solve puzzles with five difficulty levels: Easy, Medium, Hard, Expert, and Master. Customize grid size and pencil marks. Track progress and restart puzzles. Play offline without internet connection.
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 with varying difficulty levels. Input numbers manually or transfer from newspapers. Use pencil and paper style tools for notes and hints. Track possible numbers with a ball of string. Access expert-level hints like Swordfish.
Play Sudoku puzzles with adjustable difficulty levels for all skill levels. Customize game settings and choose from various options. Solve puzzles on any screen size with touch-friendly controls. Track progress and adjust game experience preferences.
Play with five difficulty levels and support for nine simultaneous games. Use note-taking, candidate tracking, and highlights to solve puzzles. No ads or distractions. Lock puzzles for later and sync progress across devices.
Solve Sudoku puzzles with 6 difficulty levels. Edit numbers, highlight clues, and track progress. Undo moves and check for errors. 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 puzzles with varying difficulty levels. Select grid size and number of hints. Track progress and restart puzzles. Share completed grids via social media. Adjust themes for visual preferences.
Play puzzles with adjustable difficulty levels. Enter numbers manually or use pencil marks. Track progress across multiple . Receive hints when stuck. Switch between different puzzle themes. Share completed puzzles with friends.
Solve cross with themed stories. Deduce answers using grids and clues. Track progress through multiple difficulty levels. Share solutions with friends. Unlock new cases and characters.
Solve puzzles with 15000 unique levels across five difficulty settings. Adjust settings for hints and size. Track progress and restart puzzles. Share solutions via social media.