Solve puzzles with numbers and math signs
Solve logic puzzles by filling cells with numbers 1 to N. Ensure no repeated numbers in rows or columns. Use circles with math operations or "E" for even numbers to determine valid cell values. Adjust puzzle difficulty and track progress.
Showing 1–20 of 1,000 ranked alternatives.
Luiz Deucher
Solve puzzles by eliminating numbers
Solve logic puzzles by eliminating numbers in a grid. Ensure no repeated numbers in rows or columns. Prevent filled cells from being adjacent horizontally or vertically. Connect remaining cells in a single continuous shape.
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.
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.
Ivan Samodurov
Play puzzles and solve grids
™ lets users solve puzzles by placing numbers in correct cells without repetition in rows, columns, or boxes.
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.
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.
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.
Aged Studio Limited
Play and solve puzzles
Play by filling a 9×9 grid with numbers 1-9 without repeating in rows, columns, or 3×3 sub-grids. Solve puzzles with varying difficulty levels. Track progress and reset puzzles as needed.
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.
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.
Metajoy Limited
Solve puzzles, boost brain logic
Solve math puzzles by filling grids with correct numbers based on equations. Customize difficulty levels. Track progress and achievements. Share solutions with friends. Sync across devices.
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.
Easybrain Ltd
Solve puzzles and reveal hidden images
Solve color-based nonogram puzzles by filling squares to reveal hidden images. Use numbers above columns and left of rows to determine color placements. Adjust colors to match clues and complete each puzzle.
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.
Inspired Square FZE
Merge blocks, think creatively, solve puzzles
Play by sliding same-numbered blocks in eight directions to merge them into higher numbers. Connect blocks to increase scores and clear the board. Track progress and challenge yourself with increasing difficulty levels.
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.
Shanghai Diguo Network Technology Co., Ltd.
Numbers, solve puzzles, train brain
Play by matching pairs of same numbers or pairs that add up to 10. Tap numbers to eliminate them from the board. Solve puzzles to train brain skills. Track progress through multiple levels.
Pranoy Chowdhury
Solve puzzles and track progress
Allows users to play logic-based puzzles with varying difficulty levels. Fill 9x9 grids with numbers 1-9 ensuring no duplicates in rows, columns, or 3x3 blocks. Solve puzzles with pre-filled cells. No ads or subscriptions.
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