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 with puzzles of varying difficulty levels. Use hints, notes, and auto-check features. Complete puzzles without assistance. Track progress across multiple difficulty settings.
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.
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.
Play a by placing pieces into a 9x9 grid. Clear lines or 3x3 boxes to remove blocks and earn points. Extend combos and streaks for higher scores. Continue until no more moves are possible.
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.
Allows users to play classic puzzles with customizable boards. Features include unlimited puzzles, hints, pencil marks, and auto-save. Users can track progress, adjust difficulty, and manage game sessions.
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 five overlapping 9x9 grids. Solve puzzles following standard rules. Choose from five difficulty levels and various types like Gattai and Butterfly. Use the Hint feature to auto-fill the board with non-conflicting numbers.
Solve Sudoku puzzles with 6 difficulty levels. Edit numbers, highlight clues, and track progress. Undo moves and check for errors. Sync puzzles across devices.
Allows users to input puzzles via image or keypad. Features include solving entire puzzles or individual numbers, creating and printing puzzles, and erasing last entry by shaking.
Solve pixel art using numbered hints to determine filled and blank pixels. Reveal images by logically deducing correct cells. Play hundreds of with increasing difficulty. Track progress and complete challenges. Share completed artwork with others.