A free app for Android, by Fortress.
This is an application to buy and register a local SIM card. It is a very simple and convenient way to make sure that you can have a good service when you are traveling.
It is compatible with most of the Android phones.
How to use it?
If you are a traveler, you can top up your data package with the app.
If you are not a traveler, you can register with the app.
This app is free to download. The registration is free.
How to buy it?
To buy a local SIM card, you need to select the desired country and region.
