What is eSIM?

Written by Camilla Jessen

Jul.10 - 2024 5:40 PM CET

Photo: Shutterstock.com
Photo: Shutterstock.com
eSIM is a technology that changes how we use SIM cards in our mobile devices.

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eSIM may be the next technological advancement to revolutionize the way we use SIM cards in our mobile devices.

But what is it?

In simple terms, eSIM stands for "embedded SIM" or "built-in SIM." Unlike the traditional SIM cards we have become accustomed to, the new eSIMs are embedded directly into the device and cannot be removed or inserted physically.

Advantages of eSIM

One of the main benefits of eSIM technology is its flexibility.

Since it's digital, users can switch between different mobile operators without needing to change a physical SIM card. This is especially advantageous for travelers who frequently switch between local operators to avoid high roaming charges.

Another advantage is the enhanced security. As eSIM is digital, it is more difficult to steal or tamper with. If a device with an eSIM is stolen, it can be easily tracked and disabled.

For companies, eSIM can also simplify the management of multiple devices, as changing operators can be done centrally without dealing with physical SIM cards.

How Does eSIM Work?

eSIM operates with a small chip embedded in the device.

This chip can be programmed with different operator profiles using software. Users can download a new operator profile via the internet, often by scanning a QR code provided by the operator. The process is intended to be simple and user-friendly.

Growing Popularity

eSIM technology is becoming more common in various devices such as smartphones, tablets, smartwatches, and even cars. According to an article on Trend, major manufacturers like Apple, Samsung, and Google have already incorporated eSIM in many of their latest models.

The future of eSIM looks promising.

As more devices support the technology and mobile operators offer eSIM services, it is expected to become the new standard for mobile connectivity. eSIM will make it easier for consumers to manage their mobile subscriptions and provide a seamless experience when switching operators.