Showing 21–40 of 1,000 ranked alternatives.
Do More Mobile, LLC.
Solve puzzles and track progress
Solve puzzles with classic gameplay and adjustable difficulty levels. Track progress through rankings and attempt to complete puzzles without using hints. Play relaxing or challenging modes to enhance concentration and problem-solving skills.
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.
Guru Smart Holding Limited
Solve puzzles daily
Solve puzzles with varying board sizes. Select from dark or color themes. Access daily challenges and casual mode. Track progress and play puzzles of different difficulty levels.
Boy Howdy Technology LLC
Play puzzles and track progress
Play puzzles with multiple difficulty levels. Highlight numbers for easy tracking. Solve without time limits or penalties. Share achievements and compete with friends. Customizable settings for gameplay preferences.
TOKYO KYOKUJOY LLC
Play puzzles anytime
Solve puzzles by filling a 9x9 grid with numbers 1-9. Use logical deduction based on given clues. Adjust difficulty settings. Track progress and reset puzzles. Share completed grids.
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.
Gamovation B.V.
Solve and track progress
Game allows users to select from easy, medium, hard, and expert difficulty levels. Players fill grids to ensure each row, column, and region contains unique numbers. Features include thousands of free , hints, and progress tracking.
Shanghai Unfov Fin-Tech Service Co., Ltd.
Solve puzzles and unlock combos
Solve puzzles by arranging wooden blocks in a grid. Combine elements from and games. Complete daily challenges to improve spatial reasoning. Place blocks to clear rows and create combos. Adjust difficulty levels and track progress over time.
James Gibbs
Play puzzles online
Solve puzzles by filling 9x9 grids with numbers 1-9. Each row, column, and 3x3 nonet must contain unique numbers. Cages with dashed lines have sums; numbers in cages must be unique. Track progress and complete puzzles.
GRAND LINE TECHNOLOGY LIMITED
Play puzzles daily
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.
Gabriel Silviu Stefan
Play puzzles and solve grids
Allows users to fill 9×9 grids with numbers 1-9. Tap cells to input numbers. Take notes and use hints. Access unique levels. Track progress and train brain skills.
Conceptis Ltd.
Play puzzles, solve challenges, track progress
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.
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.
Stanley Lam
Play in five overlapping grids
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.
Logic-Wiz
Play puzzles and solve challenges
Solve puzzles with 6 difficulty levels from Beginner to Master. Use smart hints to guide logical steps. Track progress and replay puzzles. Customize settings for difficulty and hint frequency. Share completed puzzles via social media.
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.
Staple Games, LLC
Solve puzzles and complete goals
Combines sudoku with puzzle elements. Users place blocks into a 9x9 grid to complete vertical or horizontal lines of any color. Blocks with an "X" are fixed and cannot be removed. Complete all level goals to progress.
Boy Howdy Technology LLC
Play puzzles and track progress
Solve puzzles with four variations including X , Hyper , and Jigsaw . Choose from 160,000 puzzles across four difficulty levels. Track progress and play without timers.
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.