eSIM is becoming increasingly popular among smartphone manufacturers as it requires less physical storage and allows easier to switch networks

ESIM cards have become a necessity for many people who travel to other countries. They are provided by all leading network providers in the U.K. and Europe including Virgin, Three Mobile, Orange, O2, Vodafone, and T-Mobile. This is particularly useful if one is intending to use their international mobile phone while here in the U.K. e SIM cards come in two separate types which are locked and unlocked.





The application layer provides application services that allow any mobile device with a SIM in it to connect to any SIM card network. The application provides a service that allows a user to enter an activation code for easy connectivity to any SIM. The best part about eSIM cards is that they can be linked with any internet applications that support micro-transactions and credits. These cards can be linked with the Wallet software such as e-Wallets, the Trade currency converters and changers, and e Brokerage services. The best part about these cards is that they also support direct connections to bank accounts. Thus, eSIM cards can be used to purchase items and fund bank accounts from the Internet using electronic funds transfer functions.


Users can choose to activate their eSIM cards either by downloading their respective App for free from selected retailers or by downloading the App for free from the Android Market. Once downloaded, users can easily search for compatible wireless phones or select a network provider, depending on their travel requirements. They can then download their respective App and activated their device. Once their busy life schedules are over, they can then download their favorite App to remove the eSIM card from their devices running on the particular network.