Regardless of whether you have a mobile plan or a prepaid plan, yallo offers a wide variety of add-on packages for Switzerland and abroad so you are always online and able to make and receive calls. They include:

• Data options

• Roaming options

You can find an overview of the available add-on packages here. To activate an add-on package, you only have to send an SMS. To do so, click on the relevant offer and follow the instructions on the right.

Under, "Conditions" you can also learn how to deactivate the booked add-on packages if necessary.