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.
Showing 1–20 of 1,000 ranked alternatives.
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.
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.
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.
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.
Diem Le
Play puzzles on and
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.
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.
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.
Guru Smart Holding Limited
Play puzzles and track progress
Play puzzles with four difficulty levels: Easy, Medium, Difficult, and Expert. Solve daily challenges and track progress. Customize settings and access a variety of puzzles to improve mental agility.
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.
MobilityWare
Drag blocks, solve puzzles, challenge yourself
Play with drag-and-drop blocks. Match rows, columns, or 3x3 squares of 9 to collect star blocks in challenge mode. Earn points in high score mode. Track progress and compete with others.
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.
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.
FLYFOX PTE. LTD.
Play and track progress
Solve with varying difficulty levels. Input numbers and eliminate possibilities. Track progress and revisit previous games. Customize themes and select puzzle sizes. Share completed via social media.
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.