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.
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.
Easybrain Ltd
Match blocks, clear grids, beat high scores
Play by dropping blocks on a 9x9 grid to fill lines and squares. Remove completed rows and columns to keep the board clear. Complete daily challenges for trophies and participate in seasonal events for animated postcards.
Tripledot Studios Limited
Place blocks, solve , clear grids
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 .
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.
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.
Doodle Mobile Limited
Play and solve puzzles
Play by filling a 9x9 grid with numbers 1-9 without repeating in rows, columns, or boxes. Solve daily puzzles with varying difficulty levels. Track progress and complete challenges to improve logic and problem-solving skills.
Blacksmith DoubleCircle
Watch and move through rooms
Allows players to navigate rooms by observing visual cues without screen interaction. Choose between teleport and walk modes to avoid motion sickness. Features VR compatibility and non-VR play. Includes silhouette and city asset visuals.
NewPubCo, Inc
Numbers, score points, challenge yourself
Play a puzzle by matching pairs of numbers to clear the field. Improve math skills and logical thinking. Track progress and compete with others. Share high scores and achievements.
Stanley Lam
Solve puzzles with new rules
Offers multiple puzzle variations. Users can solve with standard rules, jigsaw regions, even-odd constraints, hyper mode with extra squares, and X mode with diagonal requirements.
UNITED MARKETING TECHNOLOGIES,INC.
Play and claim gift cards
Solve puzzles with 9x9 grids divided into 3x3 blocks. Enter numbers 1-9 in empty squares. Check for valid moves and complete puzzles to qualify for Amazon.com Gift Card sweepstakes. View results and copy gift codes if won.
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.
Eric Snider
Play and track your progress
Solve by filling in numbers 1 to 9. Ensure each row, column, and 3x3 sub-grid contains unique digits. Choose from multiple difficulty levels. Track progress and restart . Share completed via social media.
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