Create random games with four difficulty levels. Play on the computer, against the clock if you wish. Print the game so you can play without a computer. Design mode allows you to enter games from books and magazines.Record your top three fastest times and replay those games in future. This software supports solving single cells, highlighting singles or hidden singles, listing candidates, and hiding candidates. Version 1.2.1 adds: pencil mode, highlight specific digit, pause mode and a new on-screen keypad that can remain visible all the time.
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