4S eSIM eSIM Data Plans for Tonga

4S eSIM does not provide an unlimited data eSIM for Tonga. All of the plans listed for Tonga have a hard data cap, such as 1GB or 3GB, and a fixed validity period ranging from 1 day to 7 days.

Instead, travelers can choose from a range of fixed‑data plans. For example, the Tonga 3GB – 7 days plan gives 3GB of high‑speed data for a week, and the Tonga 3GB – 5 days plan offers the same data amount for a shorter period. These fixed plans are often more cost‑effective for typical usage and provide clear limits on data usage, while a Pay‑as‑you‑go option would allow continual top‑ups without a hard cap.

4S eSIM does not provide eSIM plans for Tonga that include a phone number or SMS capability; only data‑only plans are available. Travelers can use VoIP applications such as WhatsApp, Telegram and iMessage over the data connection for calls and messaging. However, these services are not guaranteed to work everywhere, and some destinations may block or restrict certain apps, so it is advisable to verify that the apps of interest are accessible in Tonga before purchasing a plan.

4S eSIM offers six single‑country data plans for Tonga, with no multi‑country plans available. The plans are priced roughly between $74 and $237, provide 1 GB to 3 GB of data, and are valid for 1 to 7 days.