Kakuro is a kind of logic puzzle very similar to Sudoku and it has the following rules.

- You have to place the numbers from 1 to 9 on the board.
- In every summation a number has to occur only once.

Select a number from the number row on the bottom by clicking on it. After the number is marked you can insert the number at the preferred place by clicking again. You can remove an inserted number by clicking on it.

1

Press one of this numbers to insert them into one free field.

2

This number shows you the sum of the numbers downwards.

**Press this number to get a list of possible combinations.**

3

This number shows you the sum of the numbers on the right.

**Press this number to get a list of possible combinations.**

4

Resolves one of the empty field.

5

Generates a new game.

6

Check if your current solution is right.

7

Time since you have started the game.