ZenSim eSIM Data Plans for Saint Barthélemy

ZenSim does not provide a plan that offers truly unlimited high‑speed data for Saint Barthélemy. The plans that carry the word “Unlimited” in their titles actually contain a fixed allowance of 3 GB per day, and once that threshold is reached the speed is throttled to 1000 kbps.

Travelers looking for a significant data supply can choose one of ZenSim’s fixed data plans instead. For example, the Caribbean+ 20 GB plan is available for 15 or 30 days at prices around $78 to $84 USD, and the Saint Barthelemy 20 GB plan is offered for 15 or 30 days at $107 to $117 USD. These fixed plans give a large data allowance that must be used within the specified validity period.

ZenSim does not provide any eSIM plan that includes a phone number or SMS capability for Saint Barthélemy. The only options available from this provider are data‑only plans.

Travelers who need voice or messaging can use VoIP or messaging applications such as WhatsApp, Telegram, or iMessage over the data connection. However, some destinations may block or restrict access to these services, so it is advisable to confirm that the apps you rely on are available in Saint Barthélemy before purchasing a ZenSim plan.

ZenSim offers a total of 24 plans for use in Saint Barthélemy, comprising 14 single‑country plans and 10 multi‑country plans that include the island. The provider’s plans range from as little as $10 to $117, with data caps from 1 GB to 20 GB and validity periods spanning 5 to 30 days. Among the available options, two plans feature a daily data cap while the remaining 22 plans deliver a fixed data amount for the entire validity period.