Solve puzzles with additional numbers outside the grid indicating the sum of cells between 1 and 9 in each row and column. Complete puzzles with varying difficulty levels. Track progress and view hints when needed.
by Nick Carney★ 4.9128 ratingsGames$4.99Data updated 2026-09-06
Solve puzzles with themed grids and thermometer clues. Fill numbers 1-9 in rows, columns, and 3x3 boxes. Digits on thermometers must increase from bulb to tip. Complete 100 puzzles with new challenges added monthly.
Solve puzzles with cages indicating number sums. Customize difficulty levels and track progress. Access 40 standard puzzles and 15 beginner puzzles. Share solutions and view hints.
Solve -themed puzzles with three types: Knight , King , and Queen . Fill grids with numbers following rules and piece movement constraints. Track progress and access 15 new puzzles.
Solve puzzles with minimal starting numbers. Use logical deduction to fill grids. Access 20 new puzzles and 100 total. Track progress and revisit previous puzzles. Share solutions and hints via in- features.
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.
Solve sudoku puzzles with varying difficulty levels. Input numbers manually or use pencil marks. Track progress across multiple . Access hints and undo moves. Share completed puzzles via social media.
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 .
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.
Solve classic and 35+ including Killer, Diagonal, and Sandwich . Customize difficulty levels. Track progress and review solutions. Share puzzles via social media.
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.
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.
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.
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 with varying difficulty levels. Select grid size and number of hints. Track progress and restart puzzles. Share completed grids via social media. Adjust themes for visual preferences.