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 logic puzzles by moving to avoid collisions. Complete handcrafted levels with increasing difficulty. Use hints when stuck. Features minimalist design, no timers, and focus on strategic planning.
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.
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 numbers that match horizontal and vertical equations. Adjust difficulty levels and track progress. Share completed puzzles with friends.
Solve logic puzzles by filling grids based on numerical clues. Users can select difficulty levels, track progress, and restart puzzles. Features include hint system, timer, and undo options.
Play by filling a 9x9 grid with numbers 1-9 without repeating in rows, columns, or 3x3 blocks. Choose from six difficulty levels. Track progress and restart puzzles. Share completed grids via social media.
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.
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.
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.
Solve cross with themed stories. Deduce answers using grids and clues. Track progress through multiple difficulty levels. Share solutions with friends. Unlock new cases and characters.
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.