Source google image: http://images.frandroid.com/wp-content/uploads/2013/09/android-samsung-galaxy-s4-t%C3%A9l%C3%A9phone-app.jpg
Telephone application android
Source google image: http://images.frandroid.com/wp-content/uploads/2013/09/android-samsung-galaxy-s4-t%C3%A9l%C3%A9phone-app.jpg