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4/10/24 1:46 PM7 min read

How eSIM only devices are going to impact the customer experience

How eSIM only devices are going to impact the customer experience


In an ever-evolving digital landscape, eSIM-only devices are poised to revolutionize the customer experience. As technology advancements continue to reshape the way we interact with our devices, eSIMs offer unparalleled flexibility and convenience.

What are eSIM only devices?


eSIM stands for embedded SIM, a virtual SIM card that is directly embedded into a device. Unlike traditional SIM cards, eSIMs do not require physical insertion or swapping. Instead, they are built into the device's hardware, allowing users to switch networks or activate new plans with just a few taps on a screen.

eSIM only devices, also known as dual SIM devices, are devices that are designed to solely use eSIM technology for connectivity. These devices do not have a physical SIM card slot, which means users cannot use traditional SIM cards. Instead, they rely entirely on eSIMs for network connectivity.

Advantages of eSIM only devices


Enhanced flexibility and convenience

One of the key advantages of eSIM only devices is the enhanced flexibility and convenience they offer to users. With traditional SIM cards, switching networks or activating new plans often involves purchasing a new physical SIM card, waiting for it to arrive, and then going through the hassle of physically inserting it into the device. This process can be time-consuming and frustrating, especially for frequent travelers or those who regularly switch between different networks.

eSIM only devices eliminate these inconveniences by allowing users to switch networks or activate new plans instantly through a simple software-based process. Users can easily browse and select available networks, activate plans, and manage their connectivity settings directly from their device's settings menu. This seamless experience saves time, eliminates the need for physical SIM cards, and provides users with the freedom to choose the best network or plan for their needs at any given time.

Global connectivity and seamless travel

Another significant advantage of eSIM only devices is their ability to provide global connectivity and seamless travel experiences. Traditional SIM cards often pose challenges when traveling abroad, as users may need to purchase local SIM cards to avoid expensive roaming charges. This process requires finding a local vendor, purchasing a new SIM card, and going through the setup process again.

With eSIM only devices, users can easily switch to a local network or activate a temporary plan directly from their device, eliminating the need for physical SIM cards. This allows users to enjoy local rates, access data and voice services without interruption, and stay connected wherever they go. Whether it's for business or leisure, eSIMs make international travel more convenient and cost-effective.

Simplified device setup and activation

eSIM only devices also simplify the device setup and activation process. With traditional SIM cards, users need to physically insert the SIM card into the device, which can sometimes be challenging due to incompatible SIM card sizes or difficult-to-reach SIM card slots. This process can be particularly frustrating for users who frequently switch devices or want to use multiple devices simultaneously.

eSIM only devices eliminate these hurdles by allowing users to activate their devices directly through the eSIM technology. Users can easily activate their device by scanning a QR code provided by their network provider or manually entering the activation details. This streamlined process eliminates the need for physical SIM card handling and ensures a smoother setup experience for users.

Impact on the customer experience


The impact of eSIM only devices goes far beyond simplicity. It empowers users to discover and connect to networks effortlessly, enhancing their overall customer experience. Whether it's unlocking new features, accessing exclusive deals, or tailoring connectivity options to their needs, eSIMs provide a level of control and convenience that was previously unimaginable.

Tailored connectivity options

eSIM only devices allow users to tailor their connectivity options to their specific needs. Users can easily switch between different networks or plans based on factors such as coverage, price, or data requirements. This flexibility enables users to optimize their connectivity experience and choose the best options for their individual preferences.
For example, users can easily switch to a network with better coverage in a specific location, ensuring a reliable connection wherever they are. They can also select plans that offer more data for heavy usage periods or switch to cost-effective plans during times of lower data consumption. This level of customization ensures that users have the flexibility to adapt their connectivity to their ever-changing needs.

Access to exclusive deals and promotions

eSIM only devices also open up opportunities for users to access exclusive deals and promotions. Network providers can offer special plans or discounts exclusively for eSIM users, incentivizing users to choose their network. These exclusive offers can include discounted rates, additional data allowances, or value-added services.
This not only benefits users by providing them with cost-effective options but also creates healthy competition between network providers. Users can take advantage of these exclusive deals to get the most value out of their connectivity plans, ultimately enhancing their customer experience.

Future-proofing devices

By embracing eSIM only devices, users future-proof their devices. As technology continues to evolve, traditional SIM cards may become less relevant or even obsolete. eSIMs, on the other hand, are designed to adapt to new technologies and advancements seamlessly. Users can have confidence that their devices will remain compatible with the latest connectivity standards and innovations, ensuring a longer lifespan for their devices.

Potential challenges with eSIM only devices


While eSIM only devices offer numerous benefits, there are a few potential challenges that users may encounter.

Limited network compatibility

One challenge with eSIM only devices is the limited network compatibility. Not all network providers support eSIM technology, especially in certain regions or countries. This means that users may not have access to their preferred network or may need to switch to a different provider to use eSIMs.
However, as eSIM technology gains traction and becomes more widely adopted, it is expected that more network providers will offer eSIM support, increasing network compatibility and choice for users.

Device compatibility and availability

Another potential challenge is device compatibility and availability. While eSIM technology is becoming increasingly popular, not all devices support eSIMs. Users who want to switch to eSIM only devices may need to consider upgrading their device to a model that supports eSIM technology. This can involve additional costs and may not be feasible for all users.
Additionally, the availability of eSIM only devices may vary depending on the region or country. Users may need to research and find devices that are compatible with eSIM technology and are available in their location.

Future trends and adoption of eSIM technology


Despite the potential challenges, the adoption of eSIM technology is expected to continue growing in the coming years. As more network providers and device manufacturers embrace eSIM technology, the benefits and convenience it offers will become more accessible to a wider audience.

The future of eSIM technology holds exciting possibilities. It is anticipated that eSIMs will become the standard in many devices, including smartphones, wearables, tablets, and even Internet of Things (IoT) devices. This widespread adoption will further streamline connectivity experiences, simplify device management, and provide users with unprecedented control over their connectivity options.

The Role of Device Entitlement Server (DES)

In the context of eSIM technology, the Device Entitlement Server (DES) plays a crucial role in managing the entitlement of various IMS services on devices, including the seamless pairing of eSIM-enabled wearable devices. DES simplifies and enhances the mobile device users' experience by automating the entitlement process using industry standards and acting as a gateway for On-Device Service Activation (ODSA) apps.

Key Benefits of DES

  • Grow Average Revenue per User (ARPU)
  • Speed Up Go-To-Market (GTM)
  • Reduce Costs
  • Boost VoLTE Adoption
  • Improved Customer Experience
  • Increase subscriptions and upsell companion devices
  • Great reliability


DES Features

  • eSIM Account Transfer
  • Preferred Roaming Networks
  • Primary Device VoWifi Entitlement
  • Secondary/Companion Device Provisioning
  • Primary Device VoLTE Entitlement
  • Websheet Integration
  • Powerful Analytics
  • Multi-tenancy Support
  • SM-DP+ Integration
  • Cloud Native


Powerful Use Cases

  • Apple One-Click Transfer
  • Apple Watch Family Setup
  • Samsung Companion Device Shared Number
  • TS.43 ODSA Primary Device Account Transfer

The rise of eSIM-only devices is set to revolutionize the way customers interact with mobile networks and devices. The flexibility, convenience, and personalized services enabled by eSIM technology, along with advanced solutions like the Device Entitlement Server, are poised to significantly enhance the overall customer experience.
As the industry continues to embrace eSIM technology and its associated solutions, such as DES, it's clear that the customer experience landscape is evolving to cater to the demands of a more connected and digitally empowered user base.

For more information about the Device Entitlement Server and its impact on customer experience, you can request a brochure here.