An eSIM, or more precisely an "embedded" chip, is permanently installed in your device. Whether in your smartphone, tablet or smartwatch - the eSIM replaces the conventional physical SIM card. Unlike traditional cards, which have to be inserted and removed, the eSIM remains firmly anchored in the device.

Your eSIM profile is sent simply and conveniently by e-mail. This means you will receive your digital eSIM much faster than a physical SIM card by post.

The number and volume of data differs depending on the type of application used and therefore. It is therefore useful to calculate your approximate usage with our data volume calculator.

The average delivery time is 5 minutes. An automatic process will deliver your eSIM.

You can have a look at your used data volume here.

If you need more data, you can buy a new eSIM and delete the old profile.

eSIMs offer several security advantages over conventional SIM cards. As eSIMs are permanently integrated into the device, you cannot physically remove and misuse them. In addition, eSIM data can be stored in a secure area of the device, such as the Secure Enclave on iOS devices. This makes it more difficult to read the data without the appropriate authorization.

You can find a list of smartphones that support eSIM here.

All smartphones that support eSIM also can have multiple eSIM profiles. You can simply add another profile.

Depending on the manufacturer, one or two eSIM/SIM profiles are supported. If you then have more, you must deactivate a SIM profile. Information on dual esim/sim features can usually be found on the manufacturer's website.

You can use your existing Whatsapp account with eSIM mobile data and write messages on your old number with the eSIM connection.