The shape of a Sri Lanka trip
You came for two weeks: Colombo, the train through the hill country to Kandy and Ella, a few days at Mirissa or Unawatuna, the leopards at Yala. You're now in week five. The hill country added two days, the east coast at Arugam Bay added a week, and you're still trying to fit in Jaffna in the north. Sri Lanka stretches; the island is small but the loop you'll actually take through it isn't.
Roamzy charges $4.71 per gigabyte in Sri Lanka, which is $0.0046 per megabyte. Real-time billing on actual usage. No expiry on the balance. No reset. No subscription you forgot to cancel. One per-MB rate across 193 countries — the same on day three as on day forty.
How much does Roamzy cost over a long stay?
Take 1 GB/day as the realistic average. Hostels and guesthouses have Wi-Fi mostly; the trains and buses are where cellular earns its keep. The famous Kandy–Ella train is essentially a five-hour data run for everyone holding a phone out the door:
| Trip length | Roamzy ($4.71/GB) | Local tourist SIM (re-bought) | Roaming on home number |
|---|---|---|---|
| 2 weeks (14 GB) | $65.94 | $15–35 (7-day pack + top-up) | $80–180 ($5–13/day) |
| 1 month (30 GB) | $141.30 | $30–65 (two packs back-to-back) | $200–450 |
| 2 months (60 GB) | $282.62 | $60–120 (three to four packs) | not realistic — nobody does this |
Competitor prices in columns 3 and 4 are 2025 ranges based on typical offerings; exact figures depend on your home carrier and the airport store you visit. Roamzy's rate in column 2 is our actual published rate from the pricing page.
A local Sri Lankan SIM at Bandaranaike (CMB) is cheap. The trade is paperwork at the kiosk, a tariff window that resets every 7 or 30 days, and the math when you're up at six weeks: multiple SIMs, multiple registrations, multiple resets. Roamzy keeps one rate, one balance.
What matters on a long trail?
- The Kandy–Ella train. The classic hill-country ride is six to seven hours of data: photos out the door, video to family, the camera-translator on Sinhala-only station signs. Power outlets are inconsistent — bring a battery.
- Guesthouse Wi-Fi outside Colombo is uneven. Cafés handle a video call; smaller guesthouses up-country fall to barely-loading after dark. Cellular becomes primary.
- Ride-hail is PickMe and Uber. Colombo is well-covered; Kandy and Galle are mixed; smaller towns are tuk-tuks negotiated at the curb.
- Translator earns its keep. Sinhala and Tamil signage outside the tourist corridor is normal. Camera mode on a hand-painted bus board works only with data.
- Card payments work in chains and city restaurants; small markets and rural guesthouses want LKR cash. ATMs dispense LKR; foreign cards work on most networks.
Monthly data budget shapes up like this: maps ~5 GB, translator ~2 GB, messaging and home calls ~8 GB, ride-hail ~1 GB, bookings and photo upload to Telegram ~10 GB, the rest is OS background. That's the 30 GB month.
Where does Roamzy work in this country?
- Colombo, Negombo, Galle, Kandy, Jaffna — solid LTE in the cores, 5G rolling out in the capital
- The southern coast (Mirissa, Unawatuna, Tangalle, Hikkaduwa) — strong LTE end to end
- Hill country (Ella, Nuwara Eliya, Haputale) — LTE in the towns, weakening on the tea-estate back roads
- The Kandy–Ella train — near-continuous LTE through the valleys; brief drops in tunnels
- Yala, Wilpattu, Udawalawe national parks — patchy 4G; the deeper into the park, the less signal
- The northern peninsula (Jaffna, Mannar) — LTE in towns, lighter on the long causeway roads
- The east coast (Trincomalee, Arugam Bay) — solid in resort zones, thinner between
How do I install my Roamzy eSIM?
| Plug type | Voltage | Frequency | iOS | Android |
|---|---|---|---|---|
| Type D, M, G | 230 V | 50 Hz | iPhone XS+ | Pixel 3+, Galaxy S20+ |
- Sign in to Roamzy via Telegram or Google
- Top up with a minimum of 20 USDT — stablecoins, no cards, no banks, no FX surcharges
- The QR code appears in the dashboard once payment confirms
- Settings → Cellular → Add eSIM → scan QR (do this before you fly)
- The counter starts the moment you land at CMB
Supported stablecoins, networks, and common iPhone/Android setup errors are in the FAQ.
What are Roamzy's honest limitations?
Long-trip travelers historically lose money to three things, and Roamzy doesn't close those traps — they don't exist in the product.
- No expiry on the balance. Loaded $50, used $12 on the first trip — the rest waits for the next one. Next year, the year after, still there.
- No auto-renewal. When the balance runs out, the eSIM stops. No background charge to a card you forgot about six months later.
- No throttling. One rate. The first GB and the hundredth cost the same $0.0046/MB.
In Sri Lanka you pay per megabyte and the transaction ends there; no deadline follows you home. The tariff earns nothing from your forgetfulness, and that's by design.
What if the trail continues across borders?
South Asia tends to chain into Southeast Asia. Roamzy uses one rate per country, no manual switching at borders — the eSIM finds the network in the new country and bills at that country's rate:
- Thailand — common Bangkok onward via CMB
- Cambodia — connecting through Bangkok or Singapore
- If you want context on why home-number roaming hits so hard — how roaming pricing actually works