You should finished the 9x9 table with every row and column number is unique and every small 3x3 table with number between 1-9.
● Generating Infinity and fully random and unique for every Sudoku.
● Simple and Easy design support from Handheld to Tablet, Portrait or Landscape.
● Fully Customizable color Sudoku text and use any photo for background.
● Choose for Increment of difficulty or fixing Level.
● Support for Android Wear Watch as a Input and hint display.
● Support for Android TV and no touch devices for small keypad or remote.
● Save / Load the Sudoku and the playing status.
● Color Profile and Setting can be save and retrieve.
● Full Screen and Floating Keypad design for fast and easy input.
● Hints and correct check.
● Undo / Redo
● Support Hardware Keyboard.
The READ_EXTERNAL_STORAGE are required for background Photo access.
You can choose permit or not allow in Android 6.0 or above.
Choose of Full screen Interstitial (showed when start game) or upper banner AD under Setting>General