An eSIM, or 'embedded SIM,' is a digital version of the traditional plastic SIM card, built directly into your phone. This means no more fumbling with tiny trays or pins – it's all software-based. With eSIMBuy, you purchase a data plan, receive a QR code via email, and simply scan it to install the digital profile onto your device. Your phone then connects to local networks just like a physical SIM, but with the added convenience of easy switching between plans and carriers, making it perfect for value-conscious travelers.
HELP CENTER
What exactly is an eSIM and how does it function?
Updated April 22, 2026
Was this answer helpful?
Related questions
Other answers in this topic that travelers found useful.
Which devices are supported by Triply eSIMs?
Triply eSIMs are compatible with a wide range of modern smartphones and even some tablets and smartwatches! Generally, if you have an iPhone…
Read answerHow do we activate our Triply eSIM after purchasing it for the group?
Activating your Triply eSIMs is a breeze, making it perfect for group coordination! First, everyone in your group will receive a QR code via…
Read answerCan I keep my primary physical SIM active while using my Triply eSIM?
Absolutely! Most modern smartphones support Dual SIM functionality, meaning you can easily keep your home physical SIM card active alongside…
Read answerDoes our Triply eSIM plan include traditional calls and SMS?
Triply eSIM plans are designed to provide your group with generous high-speed data, perfect for all your communication needs while traveling…
Read answerCan we top up or extend our Triply group data plan?
Yes, keeping your group connected and well-fed with data is super straightforward with Triply! If your travel plans extend or you find your …
Read answer