Review Apk Game Android: Sudoku Letters

Sudoku Letters-

Sudoku Application of letters and numbers is complete, simple and intuitive to use, free and in Spanish.
All Sudokus are tested and proven to have one and only one solution, are true Sudoku networks.
There was also the hardest grids Internet, only 17 starting numbers and always more than one solution.
The games started is saved and can be resumed later.
The sudoku grids already started graphical lists and are easy to find.
Optimized for smartphone and tablet.

* Completely Free
* Each Sudoku has a unique solution
* 5 levels: very easy, easy, medium, hard, fiendish
* 3 modes of input: prime number, celdar first popup
* List of sudoku puzzle graph
* Pencil button to enter notes
* The total time spent on each sudoku puzzle
* Function canceled
* Function canceled until the checkpoint
* Help solve (shows incorrect values, shows the full numbers and frequency counts of the numbers entered)
* Function to edit your puzzle sudoku

Sudoku letters Screenshots

Sudoku letters Permissions:

Read the contents of your USB storage:: Allows the app to read the contents of your USB storage.
Modify or delete the contents of your USB storage:: Allows the app to write to the USB storage.
View Wi-Fi connections:: Allows the app to view information about Wi-Fi networking, such as whether Wi-Fi is enabled and name of connected Wi-Fi devices.
View network connections:: Allows the app to view information about network connections such as which networks exist and are connected.
Full network access:: Allows the app to create network sockets and use custom network protocols. The browser and other applications provide means to send data to the internet, so this permission is not required to send data to the internet.
Control vibration:: Allows the app to control the vibrator.
Read Google service configuration:: Allows this app to read Google service configuration data.