Calcudoku+Mathdoku(Sudoku)

A perfect Calcudoku or Mathdoku is here for all sudoku lovers with amazing 4 different difficulty options i.e. 'Intermediate','Challenging','Tough' and 'Expert'. Options 1 to 4 varies from very simple, easy to hard and toughest game play.

The game is similar to Sudoku but uses a little math. Thick lines indicate 'cages'. Each cage has an arithmetic puzzle which must be solved by the digits in the cage. e.g. '8+' means all digits in that cage add to 8. The order in which digits are used is irrelevant

Features-

1) 4 difficulty options with 1,00,00,00,00,00,000+ Calcudoku or Mathdoku puzzles
2) Different grid sizes - 5x5, 6x6, 7x7,8x8,9x9

3) Pencil marks with auto fill / erase

4) Undo and Redo
5) Intelligent hints
6) Selected digit highlighting
7) Incorrect entry highlighting


So get ready to be puzzled...