Sudoku is a number-placement puzzle. The objective is to fill a 9×9 grid with digits so that each column, each row, and each of the nine 3×3 s
Sudoku is a number-placement puzzle. The objective is to fill a 9×9 grid with digits so that each column, each row, and each of the nine 3×3 sub-grids contains all of the digits from 1 to 9. The puzzle generator creates a partially completed grid with unique solution. Modern Sudoku was designed anonymously by Howard Garns and first published in 1979 by Dell Magazines as Number Place. Popularity of the game spawned large variety of other media being created such as songs, TV shows with prizes of $40,000 and gobs of software on different platforms. So why should you give our version a try? Our version is optimized for touch devices and comes with a solver, design mode and with unlimited number of unique puzzles.
Our hint feature provides context sensitive help not just showing possible options for each cell but also pinpointing and explaining next move. Select hints once to auto-populate available options. Select it again to show and explain next move. Want to learn about naked doubles, box/line reduction, Jellyfish, Nice Loops or similar strategies - give our hints a try. Besides we feature design mode that allows you to copy the puzzle you are working on into the device and take it on the road with you.
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