Showing 1–20 of 1,000 ranked alternatives.
Staple Games, LLC
Play and solve puzzles
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.
Tripledot Studios Limited
Play puzzles anytime
Play puzzles with adjustable difficulty levels. Solve grids using logic and number placement. Track progress and restart puzzles. Share completed games via social media. Sync progress across devices.
瑞锋 于
Play puzzles online
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.
Tobeas Brennan
Play puzzles, fill notes, solve grids
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.
Mind The Frog, Inc.
Play puzzles anytime, anywhere
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.
Tim O's Studios, LLC
Play Sudoku and solve puzzles
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.
Staple Games, LLC
Clear blocks to earn combos and streaks
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.
Mind The Frog, Inc.
Play with no distractions
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.
勇 殷
Play , get hints, track progress
Play with puzzles of varying difficulty levels. Use hints, notes, and auto-check features. Complete puzzles without assistance. Track progress across multiple difficulty settings.
Alejandro Castagnolo Martinez
Play with four difficulty levels
Play with four difficulty levels and tutorial guidance. Solve puzzles using notes, undo/redo, and auto-note features. Color squares with two colors for advanced strategies. Check for errors manually or automatically.
Daniel Anderson
Puzzles and print them
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.
John Detloff
Play puzzles anytime
Solve puzzles by filling grids with digits. Enter numbers in rows and columns to match clues. Avoid repeating digits in any row or column. Access a large library of free puzzles. Track progress and restart puzzles.
C Loep
Play puzzles anytime
Solve puzzles with a 9x9 grid and 3x3 sub grids. Enter numbers 1 through 9 in each cell. Complete puzzles using logic without guessing. Access unlimited puzzles. Track progress across multiple difficulty levels.
HitGrab Inc.
Play , solve puzzles, track progress
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.
the binary family GmbH
Solve puzzles and track progress
Solve Sudoku puzzles with 6 difficulty levels. Edit numbers, highlight clues, and track progress. Undo moves and check for errors. Sync puzzles across devices.
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