What I need?
Nothing, except a normal browser with Javascript which accepts cookies. In the standard setting everything in place.
Calling code?
The calling code is the number from the mobile in the international format.
Enter first the country-code, than the mobile-provider and your personal mobilnumber.
Secure Code?
To determine that you are a human being and you are not a machine. ;)
Enter the code, which is displayed.
How much will it cost?
No costs for you, the SMS is always free.
Worldwide free international SMS - Free SMS name
