JamboSim eSIM Data Plans for Tonga

JamboSim does not provide a truly unlimited data eSIM for Tonga.
The plans that carry the name “Unlimited” give up to 3 GB of high‑speed data per day in Tonga, after which the speed is reduced to about 1 Mbps. For travelers who need more data without a daily cap, JamboSim offers fixed‑data plans such as the 20 GB / 30 days bundle ($13.99 USD) and the 10 GB / 30 days bundle ($8.99 USD). These plans are available on 5G networks and give a fixed amount of high‑speed data that can be used at any time during the validity period.

JamboSim does not provide eSIM plans that include a local phone number or SMS capability for Tonga, meaning only data‑only plans are available from this provider.

Travelers who need voice or text services can use popular VoIP applications such as WhatsApp, Telegram, or iMessage over the data connection, but they should verify that the apps they rely on are accessible in Tonga before making a purchase, as some destinations may block or restrict certain services.

JamboSim supplies ten single‑country plans and twenty‑two multi‑country plans that include coverage for Tonga. The available plans vary from roughly $1.99 to $125.99 and provide data caps ranging between 200 MB and 20 GB. Some of the offerings are fixed‑data plans with a set amount of data valid for the entire validity period, while others use a daily data cap allowing a specific amount of data every day of the plan’s validity.