Sunrise Wi-Fi CallingDo you want better reception? We have the solution
Wi-Fi Calling improves your mobile phone reception in enclosed spaces by using a WLAN connection
- Better reception in enclosed spaces
- Make calls and send SMS/MMS messages as usual without having to download another app (Whatsapp, for example)
- No additional basic fees
Please note: Phone services (calls, SMS/MMS) are billed according to your current rate. Currently, Wi-Fi Calling can only be used in WLAN networks in Switzerland (no roaming available).
Do you still have questions?
More information about the Sunrise network
Sunrise mobile network app, Network coverage, Network comparison and HD Voice