If you own a cell phone – particularly if you’re planning to travel anytime soon – it’s essential to understand what an eSIM is and how it works. An eSIM, standing for “embedded subscriber identity module,” is an alternative method that some phones use to connect with carriers. Unlike traditional SIM cards, eSIM is completely digital and already present on most popular phones, like the newer iPhones, which solely use eSIM for customers in the United States. What does this change mean? For starters, a more affordable, convenient, and seamless experience for frequent travelers. Attention, Travelers: Now Is the Best Time to Switch to eSIM Travelers no longer need to worry about expensive roaming fees thanks to eSIM technology. Most smartphones now support this feature, offering cheaper cellular data plans like GigSky. Simply adjust your Settings to enjoy the benefits. Learn More at GigSky See Current Offers KnowTechie is supported by its audience, so if you buy something through our links, we may get a small share of the sale. How do eSims work? An eSIM is an alternative method that some phones use to connect with carriers. It stands for “embedded subscriber identity module,” and is different from the physical SIM cards that many phones use. Nowadays, many of the more popular phones on the market give people the option of using an eSIM or a SIM card for their phones. In some cases, you can even use both. However, that may change in the future. In fact, it…What is an eSIM and how does it work?