Setting up & using Multi Device 

On this page:
Activate Multi Device on your Apple Watch or other devices with a SIM or an eSIM. Using your additional devices with your existing mobile subscription.

What is Multi Device?

The Multi Device option allows you to use your tablets, smartwatches and other accessories with your mobile subscription. You can make calls on up to 10 additional devices exactly as you would using your main device and connect to the Internet at the same time.

Multi Device also works abroad: your roaming allowance applies to both your main and additional device(s) (with the exception of Apple Watches). 

Go to Multi Device-enabled devices
Which subscription do I have?

Activate Multi Device

  1. On your master device, visit cockpit.swisscom.ch(opens in new tab)
  2. Click "Devices".
  3. Click "Select Option".
  4. Select the Multi Device option you want to use.
  5. Click on "I have a SIM card or an eSIM profile".
  6. Click "Scan SIM QR code".
  7. Click "Scan now".
  8. Photograph the QR Code on the Multi Device SIM in the cockpit. (Please do not use a QR code reader app. Scanning only works in the cockpit.) You might have to allow access to your camera.
  9. Check your Multi Device order and click "Confirm".
  10. You will now see a confirmation that we have received your order.
  11. In the meantime insert the Multi Device SIM in your additional device.
  12. A text to your master device now notifies you that the Multi Device option has been activated.
  1. Open cockpit.swisscom.ch(opens in new tab) on the master device.
  2. Click “Devices”.
  3. Click “Add additional device”.
  4. Select the Multi Device option you want to use.
  5. Click “I require a Multi Device SIM or eSim profile”.
  6. Click “Buy eSIM profile and activate directly”.
  7. Check your Multi Device order and click "Confirm".
  8. This creates an eSIM profile that you can print or save.
  9. A text to your master device now notifies you that the Multi Device option has been activated.
  10. Open the corresponding app for your eSIM device and scan your eSIM profile's QR code.
  11. The eSIM profile is downloaded and mobile communication is activated.

Requirements:

  • iPhone 6 or above with the latest iOS version
  • The Apple Watch must be paired with your iPhone
  • You have a Swisscom Login

Activation:

  1. Open the Apple Watch app on your iPhone.
  2. Tap the "My Watch” tab.
  3. Choose "Cellular" > "Configure Cellular Plan”.
  4. You will now be guided through activation.
  5. To use with Multi Device, click on “For me”.

You can also use an Apple Watch from Series 4 onwards with a blue Kids Watch or an inOne mobile care subscription and benefit from a separate phone number. You need an iPhone with an integrated SIM and a Swisscom subscription to activate this. Follow the instructions above and select "For a Family Member" at step 5.

Requirements:

  • Samsung smartphones with Android OS 5.0 or laterPlease follow the instructions "Devices with eSIM" to activate via smartphones of other manufacturers (among others Huawei, Sony, HTC or even Apple iPhone 5 or higher)
  • You have a Swisscom Login

Activation:

  1. Open the Samsung Galaxy Wearable (Android) app on your smartphone.
  2. Select the device that you wish to pair.
  3. The Samsung app will now take you through the activation process and then take you to the Swisscom Cockpit .
  4. Log in using your Swisscom Login.
  5. Click “Add additional device”.
  6. Check your Multi Device order and click "Confirm".
  7. A text to your master device now notifies you that the Multi Device option has been activated.

The localisation service (GPS function) of the Trax Tracker has been discontinued by the manufacturer with immediate effect. The product is therefore no longer sold or offered by Swisscom.

If the Trax Tracker is the only additional device you use with Multi Device, you can deactivate the option in the Swisscom Cockpit.

Requirements:

Activation:

  1. Open the My BMW app.(opens in new tab)
  2. Register with your mobile number. If you do not have a profile, create one now.
  3. Click on the ‘Personal eSIM’ tile.
  4. Select the ‘Cars and Mobilities’ option.
  5. Confirm your selection.
  6. You are taken back to the My BMW app. To use the services, please log in with this BMW ID in the vehicle.

Using your smartwatch

Use your smartwatch to make calls and surf on the Swisscom mobile network with Multi Device.

Can I also use my smartwatch abroad (roaming)?

How much will I pay for the smartwatch with a blue Mobile L and inOne mobile premium?

I want to give my smartwatch to someone else. What should I do?

I don’t want to use my smartwatch with Multi Device any longer; what should I do?

My smartwatch has been stolen. What now?

Frequently asked questions

Features & costs

You can find an overview of the Multi Device prices and functions at www.swisscom.ch/multidevice

Which mobile subscriptions include Multi Device?

Can I use Multi Device together with other people?

Can I use WhatsApp and iMessage simultaneously on several devices?

How much will Multi Device cost with a Connect pack?

When do I start paying for Multi Device?

Do I need a PIN for my Multi Device SIM?

Swapping additional device or cancelling Multi Device

How can I change the additional device?

How can I cancel Multi Device?

What happens with my master device if I change or cancel the Multi Device option.

Where can I add functions and manage use?

Multi Device vs. inOne mobile data

What is the difference between Multi Device and inOne mobile data?

No suitable answer found?

Supplementary contents

Help from the Swisscom Community

Know more together: Our community with over 10,000 active users will be happy to support you.

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