Tonga eSIM

Scan the QR code from your email or your Roamix account in your phone's settings, ideally at home on Wi-Fi before you fly. When you land in Tonga, turn on data roaming for the Roamix line and you're online.

Yes. Your usual SIM stays in your phone, so calls, texts and WhatsApp keep your number. Roamix runs alongside it as a second line just for data in Tonga.

Install it a day or two before you fly, at home on Wi-Fi. Most plans don't start counting days until you connect in Tonga, so installing early costs you nothing and you step off the plane already online.

Most phones from 2018 on support eSIM, including iPhone XS and newer, Samsung Galaxy S20 and newer, and Google Pixel 3 and newer. Your phone also needs to be carrier unlocked. Our free compatibility checker confirms both in seconds.

You get 4G LTE across our coverage in Tonga, and 5G where the local network offers it. Real speeds depend on where you are, how busy the network is, and your phone.

Your data simply pauses, with no surprise overage charges. We send alerts when you've used 50% and 80%, and you can top up in a tap from your Roamix account without reinstalling anything.

Yes, if it isn't installed yet. You can get a full refund within 14 days of buying by emailing support@roamix.app with your order number. Once the eSIM is installed, the plan counts as used and can't be refunded.

Roamix Tonga eSIM plans start at $8.45. Bigger plans cost less per GB, so they're the better deal for longer trips or heavy data use. Compare every Tonga plan at the top of this page.

No. If your phone supports eSIM, which most phones since 2018 do, you can get data in Tonga without a physical SIM. Download it before you travel and skip the store and the airport queue. Your home SIM stays active for calls and texts.

Yes, Roamix provides reliable eSIM coverage throughout Tonga, including Nuku'alofa on Tongatapu and the Vava'u island group. The eSIM connects to major local carriers to keep you online in both the capital and popular tourist areas.

Yes, your Roamix eSIM works well at the Ha'amonga 'a Maui trilithon, the Mapu 'a Vaea Blowholes, and Vava'u's whale-watching areas. You can navigate, book tours, and share photos while exploring these popular sites.

Yes, your Roamix eSIM connects automatically once you land at Fua'amotu International Airport (TBU) near Nuku'alofa. You can immediately use maps, call a taxi, or message your accommodation.

Most travelers use 4-6 GB for a week-long trip to Tonga covering maps, messaging, and social media around Tongatapu and Vava'u. Consider 10 GB if you plan to stream or video call daily.

Roamix offers coverage on Tongatapu and the popular Vava'u and Ha'apai island groups, though signal can be more limited on smaller, less-visited outer islands. The eSIM connects to the best available local network.

Yes, Roamix offers flexible eSIM plans for Tonga ranging from 3 days to 30 days, suited to both a short whale-watching trip to Vava'u and a longer island-hopping vacation.

Roamix is a top eSIM choice for Tonga thanks to strong coverage across Tongatapu and Vava'u, instant activation, and transparent pricing. The eSIM installs in minutes and works with most modern smartphones.