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  • The Swiss alternative

Swisscom iO - Everything in one app

A single app

Communicate using a single app. Phone, chat, send pictures or videos and much more.

Data Protection

Your privacy is protected, thanks to secure data storage on Swisscom servers in Switzerland.

Unlimited phone calls

Make free unlimited phone calls to the Swiss fixed and mobile network – even from abroad.

Download now the iO App on your mobile

Make calls, chat and more.

iO lets you make calls, chat and share images with other iO users over the Internet for free, no matter where you are. iO brings you closer to your friends and family in Switzerland and around the world. 

You can use mobile data or WLAN networks worldwide.
Free phoning and texting to other iO users.
Unlimited chatting with other iO users.
Sharing of pictures, videos, locations and more with other iO users.


Individual tips and tricks to iO.

Join Swisscom Academy on a journey of discovery into the world of apps. In a free 30-minute in-shop session we show you the latest apps on a seasonal topic, not to mention the best tips and short cuts.

Register now

Soon also available to SME customers.