nextSIM eSIM Data Plans for Guernsey

No, nextSIM does not provide a truly unlimited high‑speed data eSIM for Guernsey. The plans that carry “Unlimited” in their title only offer a fixed amount of high‑speed data, after which the speed is reduced (for example, 1 GB/day or 2 GB/day with reduced speed limits of 512 kbps or 2000 kbps). These plans still have a data cap.

Travelers who need larger volumes of data can choose from nextSIM’s fixed‑data plans. Examples include a 100 GB 30 days plan, a 50 GB 30 days plan, or a 20 GB 30 days plan, all of which provide high‑speed access without a speed reduction defined in the plan details.

The nextSIM provider does not offer any Guernsey eSIM plans that include a phone number or SMS capability. Their Guernsey offerings are limited to data-only eSIMs. Travelers who need voice or text communication can use VoIP applications such as WhatsApp, Telegram, or iMessage over the data connection, though some destinations may restrict access to certain services, so it is prudent to confirm that the apps you rely on can be used in Guernsey before purchasing.

nextSIM offers 27 single‑country data plans and 6 multi‑country plans that include coverage for Guernsey, giving travelers a total of 33 options. The available plans range in price from $3.41 to $264.56 and provide data limits between 1 GB and 100 GB. Some plans deliver a fixed data amount (21 plans) while others cap data usage on a daily basis (12 plans), giving users choice between a set data allotment and a daily cap structure.