Additional SIM card
One number for two phones.
With a second activated SIM card, the Duocard, you can use two phones sharing the same number. For example, one phone for in your car and one for in the office. The Duocard is free of charge, but you pay a monthly fee of CHF 10 for use of the service.
Temporary device in case of fault
Defective smartphone? Don’t worry. Just go to a Swisscom Shop in Switzerland on any working day and you can get a free replacement device to use while your old one is being repaired.