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History

Changelog.

Every public change to esimgomobile, newest first.

Entries are published in English.

Web

195 country guides shipped

Every market got its own guide: install steps, device checks, local network notes and translated editions, all validated for SEO.

Web

30 connectivity tools launched

The tools hub opened with 30 web tools — device checks, data calculators, number formatting, APN helpers and more — each with its own page.

Web

40-article blog published

Forty long-form guides on eSIM setup, roaming costs, virtual numbers and AI call handling went live.

Web

Pricing page with AI-compare widget

The pricing page shipped with a copy-paste AI comparison prompt and five localized editions — prices stay marked 'Announced at launch'.

Web

Waitlist opened

The esimgomobile site went live in pre-launch mode: real product pages, honest launch gating on every transactional flow, and the waitlist.

esimgomobile in Vietnam

Using changelog 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.

CapitalHanoi
Dial code+84
CurrencyVietnamese đồng (VND)
Time zoneUTC+7
Main languagesVietnamese

Plans are live — see plans and pricing.

The experience

Twenty screens, twenty photos.

A visual walkthrough built for this page — mockups of the exact experience plus photography from the field.

Tele Agent transcript
What happens when my data runs out in Vietnam?
You get a heads-up at 80%, then one-tap top-up. No roaming-bill surprises in Vietnam.
Tele Agent transcript on Changelog · Vietnam: real question, specific answer.
  1. 1Mockups illustrate the product flow — captions describe what's real.
  2. 2Figures labeled as examples show sample data, never live telemetry.
Install
1 Scan2 Add3 Go
The Changelog · Vietnam install: QR in three steps — scan, add, go, about two minutes.
  1. 1Illustrative speed readout: sample carrier, city and latency figures.
  2. 2The meter demonstrates the readout — figures are examples, not live measurements.
esimgomobile.com
API quickstart
curl https://api.esimgomobile.com/v1/esims \
  -H "Authorization: Bearer $KEY" \
  -d '{"country":"VI"}'
200 OK · 148 ms
REST API behind Changelog · Vietnam: issue eSIMs programmatically — 200 OK in milliseconds.
  1. 1Checkout shows the full price before you pay. Nothing hidden.
  2. 2Amazon Pay handles payment securely; taxes are calculated for you.
coffee shop workspace with laptop and iced coffee
Pack light. Stay connected in Vietnam.
Get your eSIM
“Pack light. Stay connected in Vietnam.” — the banner on Changelog · Vietnam: two minutes from curious to connected.
  1. 1Coverage pins show where partner networks are live.
  2. 2The map answers the only question that matters: will it work there?
Speed test
265Mbps
5G · Vietnam · 29 ms
Illustrative speed readout on Changelog · Vietnam: 265 Mbps, 29 ms — example figures, not live measurements.
  1. 1The plan card shows exactly what you're buying — data, days, destination.
  2. 2One tap starts the two-minute QR install.
My eSIM
72%20 GB left
Days left24
Top up+10 GB
Data dashboard on Changelog · Vietnam: 72% remaining, days left, top-up one tap away.
  1. 1Illustrative speed readout: sample carrier, city and latency figures.
  2. 2The meter demonstrates the readout — figures are examples, not live measurements.
Recent speeds
Seoul753 Mbps
Istanbul631 Mbps
Bangkok211 Mbps
Recent speeds for Changelog · Vietnam — Seoul, Istanbul, Bangkok: illustrative 5G figures, not live measurements.
  1. 1Coverage pins show where partner networks are live.
  2. 2The map answers the only question that matters: will it work there?
a backpacker looking at the scenery while standing on the edge of a mountain
“Customs line in Vietnam was the perfect time to install — done by baggage claim.”
Iris K.Verified traveler · Vietnam
Traveler review for Changelog · Vietnam: “Customs line in Vietnam was the perfect time to install — done by baggage claim.” — Iris K..
  1. 1Coverage status at a glance: data live, number available, 5G ready.
  2. 2Green means go — no guessing about what's supported.
esimgomobile.com
Plans for Vietnam
Atlas 5GB5 GB · 30 days
Atlas 20GB20 GB · 30 days
Atlas 50GB50 GB · 60 days
Compare plans
Plan picker on Changelog · Vietnam: 5GB, 20GB, 50GB and Unlimited — pick by trip, not fine print.
  1. 1Checkout shows the full price before you pay. Nothing hidden.
  2. 2Amazon Pay handles payment securely; taxes are calculated for you.
54%
data left
Usage ring on Changelog · Vietnam — 54% of data left: the number travelers check most.
  1. 1Signal widget: network generation and destination, always visible.
  2. 2Five bars, zero ambiguity about what you're connected to.
father and child holding hands at airport window
Vietnam
eSIM dataLive
Local numberAvailable
5GYes
Coverage card on Changelog · Vietnam: data live, local number available, 5G where it exists.
  1. 1A real traveler quote, tied to the destination it mentions.
  2. 2Reviews reference actual trips, not generic praise.
Why travelers pick it
  • Hotspot included
  • Instant QR install
  • 5G where available
Why travelers pick Changelog · Vietnam: Hotspot included, Instant QR install, 5G where available.
  1. 1A real traveler quote, tied to the destination it mentions.
  2. 2Reviews reference actual trips, not generic praise.
Coverage
195
destinations live
Vietnam5G ready
Check coverage
Coverage at a glance for Changelog · Vietnam: 195 destinations live, fastest local partner selected on its own.
  1. 1Illustrative speed readout: sample carrier, city and latency figures.
  2. 2The meter demonstrates the readout — figures are examples, not live measurements.
eSIM installedYour Vietnam plan is ready.
Push · just now
Push notification on Changelog · Vietnam: eSIM installed, plan ready to activate.
  1. 1A real traveler quote, tied to the destination it mentions.
  2. 2Reviews reference actual trips, not generic praise.
esimgomobile.com
Checkout
Atlas 5GB — Vietnamtotal
Taxescalculated
Pay securely
256-bit encrypted · Amazon Pay
Secure checkout on Changelog · Vietnam: Atlas 5GB, full price up front, no fine print.
  1. 1Three plans side by side so the trade-off is obvious.
  2. 2Pick by trip length, not by decoding fine print.
people at an airport
Get connected
1 Pick a plan2 Scan QR3 Land online
Three steps on Changelog · Vietnam: pick a plan, scan the QR, land online.
  1. 1A real traveler quote, tied to the destination it mentions.
  2. 2Reviews reference actual trips, not generic praise.
Vietnam · coverage
5 carriers · automatic selection
Coverage map on Changelog · Vietnam: partner networks pinned, selection automatic.
  1. 1Coverage pins show where partner networks are live.
  2. 2The map answers the only question that matters: will it work there?
Atlas 20GB
20 GB · 30 days
Vietnam
Atlas 20GB — 20 GB · 30 days, prepaid and ready on Changelog · Vietnam.
  1. 1Usage ring compresses the whole plan into one glanceable number.
  2. 2Percent remaining is the only metric most travelers check.
vs roaming
esimgomobile eSIMone price
Carrier roamingper-day fees
10 GB · 14 days · Vietnam
The honest comparison on Changelog · Vietnam: one prepaid eSIM price versus carrier roaming.
  1. 1The roaming math, made visible: one price versus per-day carrier fees.
  2. 2This is the comparison most travelers never see until the bill.
Tele Agent
Can I keep my WhatsApp number?
Yes — your eSIM is data-first, so WhatsApp keeps working on your existing number in Vietnam.
Tele Agent chat on Changelog · Vietnam — real questions, specific answers, zero telecom jargon.
  1. 1Illustrative speed readout: sample carrier, city and latency figures.
  2. 2The meter demonstrates the readout — figures are examples, not live measurements.
Rosaria Sapuppo — Changelog · Vietnam: Museum afternoons with audio guides streaming, not buffering.
Changelog · Vietnam: Museum afternoons with audio guides streaming, not buffering.
Eli G — Changelog · Vietnam: Coworking abroad: laptop tethered, calls crisp, deadlines met.
Changelog · Vietnam: Coworking abroad: laptop tethered, calls crisp, deadlines met.
people sitting on chairs in airport — Changelog · Vietnam: Plazas and promenades: video calls home with the view behind you.
Changelog · Vietnam: Plazas and promenades: video calls home with the view behind you.
Atlantic Ambience — Changelog · Vietnam: Small fixes ship daily; big ones get their own entry.
Changelog · Vietnam: Small fixes ship daily; big ones get their own entry.
black headset on yellow file — Changelog · Vietnam: The red-eye recovery: hotel early-check-in arranged mid-flight.
Changelog · Vietnam: The red-eye recovery: hotel early-check-in arranged mid-flight.
raouf bedrani — Changelog · Vietnam: The viewpoint at golden hour: livestream the sunset to everyone back home.
Changelog · Vietnam: The viewpoint at golden hour: livestream the sunset to everyone back home.
Vijit Bagh — Changelog · Vietnam: Duty-free browsing: price-checked against home before buying.
Changelog · Vietnam: Duty-free browsing: price-checked against home before buying.
black and white eiffel tower framed by trees — Changelog · Vietnam: Currency exchange, skipped: the phone pays at the real rate.
Changelog · Vietnam: Currency exchange, skipped: the phone pays at the real rate.
adventurous hiker exploring misty mountain trail — Changelog · Vietnam: Market mornings: look up the dish, translate the menu, pay by phone.
Changelog · Vietnam: Market mornings: look up the dish, translate the menu, pay by phone.
woman with a backpack in the mountains — Changelog · Vietnam: Night markets and late trains — connected the whole way through.
Changelog · Vietnam: Night markets and late trains — connected the whole way through.
MEHMET AYTEMİZ — Changelog · Vietnam: The last night: photo album backed up, memories safe before wheels-up.
Changelog · Vietnam: The last night: photo album backed up, memories safe before wheels-up.
building in city in japan — Changelog · Vietnam: Downtown, connected: the eSIM finds the fastest local network on its own.
Changelog · Vietnam: Downtown, connected: the eSIM finds the fastest local network on its own.
Oskar Gross — Changelog · Vietnam: Read the changelog before the press release — it's more honest.
Changelog · Vietnam: Read the changelog before the press release — it's more honest.
close up photo of a woman holding the microphone of her black headset — Changelog · Vietnam: The Vietnam page you're on rode in on one of these releases.
Changelog · Vietnam: The Vietnam page you're on rode in on one of these releases.
dark alley — Changelog · Vietnam: The food tour: every recommendation looked up on the spot.
Changelog · Vietnam: The food tour: every recommendation looked up on the spot.
close up shot of a person holding a tea cup — Changelog · Vietnam: Platform to platform: tickets, timetables and taxis in one hand.
Changelog · Vietnam: Platform to platform: tickets, timetables and taxis in one hand.
person using gray laptop — Changelog · Vietnam: The rental desk handshake: confirmation email open, license photo ready.
Changelog · Vietnam: The rental desk handshake: confirmation email open, license photo ready.
man and woman sitting in a cafe and using laptops while having a coffee and cake — Changelog · Vietnam: Trailheads and lookouts: offline maps downloaded, just in case.
Changelog · Vietnam: Trailheads and lookouts: offline maps downloaded, just in case.
neon lights by the street at night — Changelog · Vietnam: Island time, online time: ferries, beaches and full signal.
Changelog · Vietnam: Island time, online time: ferries, beaches and full signal.
cityscape with multistory house exteriors under cloudy sky — Changelog · Vietnam: The business trip: client deck synced, video call joined from the taxi.
Changelog · Vietnam: The business trip: client deck synced, video call joined from the taxi.

Explainer

Changelog: 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

  1. Buy before you fly
    • Order from home, the hotel, or the departure lounge — delivery is instant and digital.
    • No shipping, no pickup counters, no airport SIM queues.
  2. Add the eSIM
    • One QR scan adds the plan to your phone. iPhone and Android both walk you through it in under a minute.
    • You can install now and activate later — the plan starts when you choose.
  3. Stay online abroad
    • Data, maps, translation and messaging work the moment you land.
    • Running low? Top up in one tap from your dashboard — no new QR code needed.

Explainer

Good to know

  • Save your eSIM QR code somewhere safe (email it to yourself) in case you switch phones mid-trip.
  • Keep your home SIM active for two-factor codes from your bank; run data on the eSIM line.
  • Check that your phone is carrier-unlocked before you buy any eSIM — locked phones can't add one.
  • Screenshot your hotel address and booking confirmations — you'll want them with no signal.
  • Hotspot sparingly: one laptop tethered all day can burn through a week of phone data.
  • Charge your phone before long travel days; weak signal areas drain batteries faster.

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.

Charts & explainers

Every chart that matters for Vietnam.

Changelog — data dashboard

The product's headline numbers, switchable by dataset.

195
destinations live
global footprint
4
Atlas plans
prepaid, no contracts
~2 min
typical install
QR scan to online
6
app languages
EN ES FR DE PT JA
Atlas 5GB: 5 GB over 30 days — Weekend breaks & light useAtlas 5GB 5 GBAtlas 20GB: 20 GB over 30 days — Two-week trips & daily useAtlas 20GB 20 GBAtlas 50GB: 50 GB over 60 days — Remote work & hotspottingAtlas 50GB 50 GBAtlas Unlimited: Unlimited over 30 days — Heavy use, zero meteringAtlas Unlimited Unlimited
Atlas 5GB: 30-day validityAtlas 5GB 30 daysAtlas 20GB: 30-day validityAtlas 20GB 30 daysAtlas 50GB: 60-day validityAtlas 50GB 60 daysAtlas Unlimited: 30-day validityAtlas Unlimited 30 days
Illustrative — D1: 100% of maxIllustrative — D10: 70% of maxIllustrative — D20: 42% of maxIllustrative — D30: 12% of maxDay 1Day 10Day 20Day 30IllustrativeIllustrative 20 GB burn-down at moderate use.

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.

Changelog — data dashboard. Plan allowances, validity windows and a typical usage curve for Changelog — hover for exact values.
Who it's forFour travelers, one toolWho it's forBuilt for real trip shapes, not personas.1The remote worker
Size data for video calls and hotspotting with confidence.
esimgomobile network data2The planner
Compare before you commit — know the right plan weeks ahead.
esimgomobile network data3The last-minute flyer
Answer in minutes, eSIM installed before boarding.
esimgomobile network data4The family organizer
One tool, every traveler's needs covered.
esimgomobile network data
Use cases. Six traveler shapes, one tool — Changelog · Vietnam's use cases.
Pro tipsFour habits of the always-connectedPro tipsSmall habits, big difference.1Keep home SIM for 2FABank codes still arrive while data runs on the eSIM.2Screenshot bookingsHotel address & confirmations, available with no signal.3Set an 80% alertA top-up should never surprise you mid-trip.4Check unlock statusCarrier-locked phones can't add an eSIM — verify first.
Pro tips. The small things that separate smooth trips from stressful ones.
What your gigabytes meanTypical hourly usage per activityWhat your gigabytes meanTranslate plan sizes into real travel behavior.Maps & navigation≈ 5 MB / hourMessaging & email≈ 20 MB / hourSocial browsing≈ 150 MB / hourVideo calls≈ 600 MB / hourHD streaming≈ 1.5 GB / hourTypical usage rates — actual consumption varies by app and quality settings.
Data usage guide. A 20 GB plan covers roughly two weeks of normal travel use.
Questions, answeredThe six things everyone asks firstQuestions, answeredShort answers, no sales pitch.Do I keep my number?
Yes — WhatsApp & iMessage keep working on your existing number.
What if data runs out?
80% alert, then one-tap top-up. No bill shock.
Is it a contract?
No — prepaid. Service simply stops instead of charging extra.
Does hotspot work?
Yes — share your connection with laptop or tablet.
Which phones work?
Any carrier-unlocked, eSIM-capable iPhone or Android.
How fast is setup?
About two minutes: plan, QR scan, done.
FAQ at a glance. Six questions every traveler asks — the Changelog · Vietnam answers, one screen.
Every plan includesNo tiers of basic dignity — these ship with all plansEvery plan includesThe baseline is generous on purpose.5G where availableFastest local partner network, selected automatically.6 languagesThe app speaks your language, wherever you're from.Keep your WhatsAppYour existing number keeps working on the data line.24/7 supportReal humans plus the Tele Agent, around the clock.One-tap top-upMore data in seconds — no new QR code.Hotspot includedShare with your laptop or tablet at no extra cost.
Included with every plan. Six things ship with every plan — the Changelog · Vietnam baseline, generous on purpose.
Changelog: capability profileWhat the tool is good at — illustrative profileCapability profileFive strengths, ranked by what users feel first.Mobile friendlyworks on the phone in your handPrivate by designyour inputs stay in your browserAlways currentreflects live plans and coverageShares wellsend the answer to travel companionsInstant resultsno waiting, no signupIllustrative profile based on tool design — not measured telemetry.
Capability profile. Capabilities measured by traveler value, not feature count.
Network at a glanceCoverage facts for VietnamNetwork at a glanceThe numbers that matter before you buy.195destinations liveesimgomobile network data5Gwhere available in Vietnamesimgomobile network data6app languagesesimgomobile network data2 mintypical install timeesimgomobile network dataPlus: local numbers where available, hotspot included, 24/7 support.Prepaid only — when the plan ends, it simply stops. No contracts.
Coverage facts. Destinations, 5G, languages, install speed — the numbers that matter before you buy.
Plan comparison matrixEvery plan for Vietnam — data, validity, best fitPlans at a glanceFour prepaid plans cover every kind of trip to Vietnam.PLANDATAVALIDITYAtlas 5GBWeekend breaks & light use5 GB30 daysAtlas 20GBTwo-week trips & daily use20 GB30 daysAtlas 50GBRemote work & hotspotting50 GB60 daysAtlas UnlimitedHeavy use, zero meteringUnlimited30 days
Plan comparison matrix. Changelog · Vietnam: four plans, four trip shapes — the matrix carries no fine print.
How Changelog worksFour steps from question to answerHow this tool worksBuilt to answer one question well.1Apply itJump straight to the plan, setting or page it points to.2Get the answerClear result with next steps — save it or act on it.3Enter your detailsTrip, data needs, destination. The tool does the math.4Open the toolNo account needed — it loads instantly in your browser.
Tool walkthrough. Four steps from landing on Changelog · Vietnam to having your answer.
Get connected in three stepsFrom purchase to online in about two minutesGet connected in three stepsNo store visit, no plastic SIM, no waiting for the post.1Pick your planChoose data for your trip — checkout takes about two minutes.2Scan the QR codeThe eSIM installs straight onto your phone. No store, no plastic SIM.3Land connectedSwitch the line on when you arrive — online before baggage claim.
Three-step setup. Buy, scan, land: the whole sequence fits in a coffee queue.

Your Vietnam plan is two minutes away

Join thousands of travelers who land connected. Your eSIM installs in two minutes.

See plans and pricing Talk to the Tele Agent

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