Puzzle types include:

? Standard sudoku style: arrange numbers within square blocks of 3 x 3

? Arrange numbers within the two diagonal lines

? Blocks are not 3 x 3, but random

There is a 6 x 6 size for short play.

What's more, each puzzle type and size has three difficulty levels:

? Easy

? Normal

? Hard

此版本中的新功能：

(Ver 1.1)

Fix the bug that the operation becomes impossible to wake from sleep mode.

Allows the installation to the SD card.