iO App




    Communicate for free using a single app. Phone, chat, send pictures or videos and much more. Make free unlimited phone calls to the Swiss fixed and mobile network – even from abroad. Your privacy is protected, thanks to secure data storage on Swisscom servers in Switzerland.

    A single app for all your communications:
    - Free phoning and texting to other iO users
    - Unlimited chatting with other iO users
    - Invite up to 100 friends to a group chat
    - Sharing of pictures, videos, locations, contacts and more with other iO users

    Make «iO Out» calls free of charge:
    - Call practically any number in Switzerland, Europe, Canada or the United States *
    - Texting to all of your worldwide contacts who don’t yet have iO *

    Call Switzerland free of charge:
    - Unlimited phone calls to the Swiss fixed and mobile network – even from abroad *

    Protect your privacy:
    - No use is made of your personal address book
    - Communication is secure and encrypted
    - All sensitive data remain in Switzerland

    - To use iO, you need to have an Internet connection via WLAN or a mobile data network (3G/LTE).
    - The Internet connection is not included and usage may incur additional costs.
    - An Internet connection via a mobile data network (2G/3G) may result in impaired voice quality, especially at train stations, on trains or in cars.

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    *) Free for Swisscom Natel infinity & Natel light (flat rate Switzerland only) customers only

    Tags: swisscom i0 , io swisscom , swisscom io , swisscom i0 italiano , swisscom io probleme registrierung , my io swisscom , swisscom io review , io swisscom inscription impossible , swisscom io 2.3

    Users review

    from 7.420 reviews



    Users comments for iO App

    Ahmad Hammad

    by Ahmad Hammad

    Aug 31, 2017  |  "Awesome"

    Hi guys ... I'm soooo sad .. i loved this app and I'm gonna miss it ... Why u will end the service??? Do you have another app plan? Could you please recommend an app same like IO providing good services like voice call ?? Gonna miss it :-( ....

    Othman Almeniei

    by Othman Almeniei

    Aug 16, 2017  |  "Awesome"

    Too bad it's going to be discontinued

    A Google user

    by A Google user

    Aug 13, 2017  |  "Awesome"

    Am very sad for the shutdown of this app .. please is there any app working like this app

    Kashif sardar

    by Kashif sardar

    Aug 07, 2017  |  "Awesome"

    Hmmm Better


    by lomy08

    Jul 28, 2017  |  "Awesome"

    Feeling sad for the shutdown ?

    A Google user

    by A Google user

    Jul 11, 2017  |  "Awesome"

    I'll try this