eSIM technology allows users to activate cell service on their devices without a physical SIM card. It eliminates the need to swap SIM cards and enables remote switching between carriers or plans. eSIMs are beneficial for compact devices, support multiple subscriptions, and offer greater flexibility in choosing network providers. While not universally supported yet, eSIM adoption is increasing, simplifying mobile subscriptions and enhancing device convenience.

eSIM technology is available on various smartphone models, including the iPhone 12, iPhone 13, iPhone 14, Samsung Galaxy Z Fold 3 & 4, S23, S23 Plus, and S23 Ultra. These devices come with eSIM support, allowing users to activate cellular service without a physical SIM card. With eSIM, users can remotely switch between carriers or plans, eliminating the need for physical SIM card swapping. This feature is particularly useful for frequent travelers or those who want to maintain separate personal and business phone numbers on the same device. eSIM adoption is growing, offering greater convenience and flexibility in managing mobile subscriptions on these popular smartphone models.