Not just data. A full mobile line.
Real mobile data
High-speed data on local networks in your destination — no roaming bill shock, no hunting for SIM shops at the airport.
A permanent phone number
Your plan includes a genuine number with voice and SMS on compatible devices — yours to keep while your plan is active, for verification codes, callbacks and two-factor logins.
Dual SIM, zero hassle
Keep your home number active alongside your esimgomobile line. Switch data between them in your phone's settings.
Top up anytime
Running low? Add data from your dashboard or automatically — your line never dies mid-trip.
From purchase to connected in minutes.
On iPhone: Settings → Cellular → Add eSIM → scan. On Android: Settings → Network → SIMs → Add eSIM → scan. Your dashboard can re-issue the QR anytime.
Will it work on your phone?
Most phones from the last five years support eSIM. Search your model below — this covers the most common eSIM-capable devices.
Carrier-locked phones may need unlocking first. If your exact model isn't listed, check your manufacturer's specs for eSIM support — or use a virtual number, which works on any device.
Your eSIM onboarding checklist.
Three steps between you and mobile data. Your progress is saved on this device.
Want to manage lines, top-ups and usage? Open your dashboard.
Plans are live.
Real plans priced from live wholesale rates — seven monthly subscriptions from $8/mo and eight one-time travel packs from $3.65. No invented numbers, ever.
What is an eSIM?
Do esimgomobile eSIMs include a phone number?
Can I keep my existing number?
How do top-ups work?
What if my phone doesn't support eSIM?
esimgomobile in Vietnam
Using eSIM in Vietnam? You are on the local edition — key facts for Vietnam (capital Hanoi, dial code +84) are below. esimgomobile plans for Vietnam are live now — monthly plans from $8/mo and one-time travel packs from $3.65, with live checkout.
| Capital | Hanoi |
|---|---|
| Dial code | +84 |
| Currency | Vietnamese đồng (VND) |
| Time zone | UTC+7 |
| Main languages | Vietnamese |
Plans are live — see plans and pricing.
How it works
The product, up close.
Every screen below is the real flow: plans, coverage, speed and support, rendered for this page.
- 1A real traveler quote, tied to the destination it mentions.
- 2Reviews reference actual trips, not generic praise.
- 1Three plans side by side so the trade-off is obvious.
- 2Pick by trip length, not by decoding fine print.
- 1Live usage ring: see remaining data at a glance, no mental math.
- 2Top-up button sits right where you need it when data runs low.
- Hotspot included
- 24/7 support
- One-tap top-up
- 1The roaming math, made visible: one price versus per-day carrier fees.
- 2This is the comparison most travelers never see until the bill.
- 1Illustrative speed readout: sample carrier, city and latency figures.
- 2The meter demonstrates the readout — figures are examples, not live measurements.
- 1The plan card shows exactly what you're buying — data, days, destination.
- 2One tap starts the two-minute QR install.
- 1Coverage status at a glance: data live, number available, 5G ready.
- 2Green means go — no guessing about what's supported.
- 1Coverage status at a glance: data live, number available, 5G ready.
- 2Green means go — no guessing about what's supported.
- 1Coverage pins show where partner networks are live.
- 2The map answers the only question that matters: will it work there?
- 1Illustrative speed readout: sample carrier, city and latency figures.
- 2The meter demonstrates the readout — figures are examples, not live measurements.
- 1Illustrative speed readout: sample carrier, city and latency figures.
- 2The meter demonstrates the readout — figures are examples, not live measurements.
- 1Three plans side by side so the trade-off is obvious.
- 2Pick by trip length, not by decoding fine print.
- 1Three plans side by side so the trade-off is obvious.
- 2Pick by trip length, not by decoding fine print.
- 1The roaming math, made visible: one price versus per-day carrier fees.
- 2This is the comparison most travelers never see until the bill.
- 1The roaming math, made visible: one price versus per-day carrier fees.
- 2This is the comparison most travelers never see until the bill.
- 1The plan card shows exactly what you're buying — data, days, destination.
- 2One tap starts the two-minute QR install.
- 1A real support transcript: the question, then the specific answer.
- 2This is what 'AI support' actually looks like in practice.
curl https://api.esimgomobile.com/v1/esims \
-H "Authorization: Bearer $KEY" \
-d '{"country":"VI"}'- 1Checkout shows the full price before you pay. Nothing hidden.
- 2Amazon Pay handles payment securely; taxes are calculated for you.
- 1The plan chip: name, allowance and destination in one line.
- 2Everything you need to confirm you're on the right plan.
- 1Mockups illustrate the product flow — captions describe what's real.
- 2Figures labeled as examples show sample data, never live telemetry.
Explainer
esimgomobile eSIM: the full picture
The short version: prepaid travel eSIMs across 195 destinations, installed by QR code in two minutes, managed from a dashboard, with an AI agent on call when you need a human-style answer fast.
Everything on this page exists to answer one question well: how does esimgomobile fit into your trip? The sections below go deep so you never need a second tab.
The long version is the rest of this page — plans, mechanics, edge cases and honest trade-offs, written the way we'd explain it to a friend.
Explainer
How it works, step by step
- Choose data that fits the trip
- Short city break? 5 GB. Two weeks with maps and video calls? 20 GB. Working remotely or hotspotting? 50 GB or Unlimited.
- Every plan shows exactly what you get — no asterisks.
- Install in two minutes
- Buy, scan the QR code, done. The whole thing happens on your phone, wherever you are.
- Install days before you fly or minutes before boarding — your call.
- Switch on and go
- Enable the eSIM line in settings when you arrive. It connects to the fastest local partner network on its own.
- Your home number keeps working for calls and texts on your physical SIM if you keep it active.
Explainer
Good to know
- Charge your phone before long travel days; weak signal areas drain batteries faster.
- Turn off auto-play on social apps before you fly; it quietly eats roaming data.
- WhatsApp, iMessage and FaceTime keep your existing number on a data eSIM — no need to tell anyone a new number.
- Screenshot your hotel address and booking confirmations — you'll want them with no signal.
- Download offline maps for your destination — they save data and work in dead zones.
- Keep your home SIM active for two-factor codes from your bank; run data on the eSIM line.
These are the details that separate a smooth trip from a stressful one — small, unglamorous, and worth more than any feature list.
Explainer
Why travelers switch
Roaming bills taught a generation to fear their phones abroad. The eSIM generation simply never learned that fear — data is prepaid, visible and finite.
And because everything is prepaid through Amazon Pay, the commercial relationship is simple: you pay for data, you get data, it ends when it ends.
The Tele Agent closes the remaining gap: a question at midnight in a foreign terminal gets an answer in seconds, not a support ticket.
The data room
The numbers behind Vietnam.
esimgomobile eSIM — data dashboard
The product's headline numbers, switchable by dataset.
Hover any bar or point for its exact value. Tabs switch datasets — everything on this panel is computed from live product data unless labeled illustrative.
Take Vietnam with you, connected
Pick a plan, check out securely, scan the QR code — you're online before you land.