Play puzzles with varying difficulty levels including easy, medium, hard, and expert. Solve puzzles with an intuitive interface. Track personal stats and compare with friends. No ads and optimized for battery efficiency.
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.
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.
Play by filling numbers in grids to complete puzzles. Solve puzzles with varying difficulty levels. Use hints to assist with solving. Track progress and challenge yourself with expert-level puzzles.
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.
Solve puzzles by filling grids based on number clues. Each row and column has clues indicating block counts. Reveal pixel-art images as grids fill. Features include varying difficulty levels, hints, and a library of puzzles.
Solve -based crosswords by dragging number tiles into grids. Complete equations with balanced rows and columns. Track progress and unlock new puzzles. Share scores with friends.
Solve puzzles by filling grid cells to match row and column totals with circle numbers. Choose difficulty levels from 4x4 to 9x9. Track solved puzzles and completion times. Complete puzzles daily for brain training.
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.