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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 Czechia

Using changelog in Czechia? You are on the local edition — key facts for Czechia (capital Prague, dial code +420) are below. esimgomobile plans for Czechia are live now — monthly plans from $8/mo and one-time travel packs from $3.65, with live checkout.

CapitalPrague
Dial code+420
CurrencyCzech koruna (CZK)
Time zoneUTC+1
Main languagesCzech

Plans are live — see plans and pricing.

See it live

Twenty screens, twenty photos.

Twenty product screens and twenty field photos — this is what traveling connected looks like.

Czechia · 5G
Signal widget on Changelog · Czechia: network generation and place, always visible.
  1. 1Signal widget: network generation and destination, always visible.
  2. 2Five bars, zero ambiguity about what you're connected to.
Coverage
195
destinations live
Czechia5G ready
Check coverage
Coverage at a glance for Changelog · Czechia: 195 destinations live, fastest local partner selected on its own.
  1. 1The plan card shows exactly what you're buying — data, days, destination.
  2. 2One tap starts the two-minute QR install.
creative professional on video call
Czechia
eSIM dataLive
Local numberAvailable
5GYes
Coverage card on Changelog · Czechia: data live, local number available, 5G where it exists.
  1. 1Coverage status at a glance: data live, number available, 5G ready.
  2. 2Green means go — no guessing about what's supported.
Tele Agent
“Setting up your Czechia line…”
AI voice agent on Changelog · Czechia — answers spoken aloud, never a support ticket.
  1. 1Live usage ring: see remaining data at a glance, no mental math.
  2. 2Top-up button sits right where you need it when data runs low.
Czechia · coverage
5 carriers · automatic selection
Coverage map on Changelog · Czechia: 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?
hand holding phone
Get connected
1 Pick a plan2 Scan QR3 Land online
Three steps on Changelog · Czechia: 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.
Recent speeds
Barcelona712 Mbps
Bali928 Mbps
New York508 Mbps
Recent speeds for Changelog · Czechia — Barcelona, Bali, New York: 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?
Why travelers pick it
  • 24/7 support
  • 5G where available
  • Keep WhatsApp number
Why travelers pick Changelog · Czechia: 24/7 support, 5G where available, Keep WhatsApp number.
  1. 1Coverage status at a glance: data live, number available, 5G ready.
  2. 2Green means go — no guessing about what's supported.
vs roaming
esimgomobile eSIMone price
Carrier roamingper-day fees
10 GB · 14 days · Czechia
The honest comparison on Changelog · Czechia: 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.
esimgomobile.com
Dashboard
Active eSIMs3
Data left10 GB
Current cityCzechia
Web dashboard on Changelog · Czechia: every eSIM, every trip, 10 GB left — one screen.
  1. 1Three plans side by side so the trade-off is obvious.
  2. 2Pick by trip length, not by decoding fine print.
Atlas 20GB
20 GB · 30 days
Czechia
Atlas 20GB — 20 GB · 30 days, prepaid and ready on Changelog · Czechia.
  1. 1Signal widget: network generation and destination, always visible.
  2. 2Five bars, zero ambiguity about what you're connected to.
My eSIM
35%5 GB left
Days left9
Top up+10 GB
Data dashboard on Changelog · Czechia: 35% remaining, days left, top-up one tap away.
  1. 1The plan card shows exactly what you're buying — data, days, destination.
  2. 2One tap starts the two-minute QR install.
Tele Agent transcript
Can I keep my WhatsApp number?
Yes — your eSIM is data-first, so WhatsApp keeps working on your existing number in Czechia.
Tele Agent transcript on Changelog · Czechia: real question, specific answer.
  1. 1A real support transcript: the question, then the specific answer.
  2. 2This is what 'AI support' actually looks like in practice.
Support
How does Changelog · Czechia work?
Enter your trip details and get an instant answer — no account needed.
Support snippet — Changelog · Czechia: what it does, in one honest answer.
  1. 1Coverage status at a glance: data live, number available, 5G ready.
  2. 2Green means go — no guessing about what's supported.
Install
1 Scan2 Add3 Go
The Changelog · Czechia install: QR in three steps — scan, add, go, about two minutes.
  1. 1Live usage ring: see remaining data at a glance, no mental math.
  2. 2Top-up button sits right where you need it when data runs low.
esimgomobile.com
API quickstart
curl https://api.esimgomobile.com/v1/esims \
  -H "Authorization: Bearer $KEY" \
  -d '{"country":"CZ"}'
200 OK · 122 ms
REST API behind Changelog · Czechia: 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.
31
free tools
launch fact
Launch fact behind Changelog · Czechia: 31 free tools — a fixed figure, not live telemetry.
  1. 1A real traveler quote, tied to the destination it mentions.
  2. 2Reviews reference actual trips, not generic praise.
Tele Agent
Do I need a local number in Czechia?
A local Czechia number is available on this plan — I can attach it before you land.
Tele Agent chat on Changelog · Czechia — real questions, specific answers, zero telecom jargon.
  1. 1The Tele Agent answers in plain language — no telecom jargon.
  2. 2Every answer is specific to your trip, not a generic FAQ.
Virtual number
+1 205 875 2511
Routes toCzechia
SMS + voiceEnabled
Your second line on Changelog · Czechia: +1 205 875 2511 — real number, SMS and voice enabled.
  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.
stunning nighttime view of new york city skyline
Pack light. Stay connected in Czechia.
Get your eSIM
Live now · no waitlist
“Pack light. Stay connected in Czechia.” — the CTA card on Changelog · Czechia: plans live now, no waitlist.
  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.
vibrant neon cityscape of tokyo at night — Changelog · Czechia: Check-in lines move faster when your documents are on your phone.
Changelog · Czechia: Check-in lines move faster when your documents are on your phone.
Enrique — Changelog · Czechia: Platform to platform: tickets, timetables and taxis in one hand.
Changelog · Czechia: Platform to platform: tickets, timetables and taxis in one hand.
vibrant nightlife in shinjuku tokyo — Changelog · Czechia: The changelog never markets — it just says what changed.
Changelog · Czechia: The changelog never markets — it just says what changed.
breathtaking santorini sunset over the aegean sea — Changelog · Czechia: Harbor views with full bars: coverage where travelers actually go.
Changelog · Czechia: Harbor views with full bars: coverage where travelers actually go.
a man standing on top of the mountain — Changelog · Czechia: The connected trip: maps, messages and translation, all on one eSIM.
Changelog · Czechia: The connected trip: maps, messages and translation, all on one eSIM.
employees having a meeting inside the conference room — Changelog · Czechia: Souvenir hunting with live currency conversion in your pocket.
Changelog · Czechia: Souvenir hunting with live currency conversion in your pocket.
white aircraft wing — Changelog · Czechia: Museum afternoons with audio guides streaming, not buffering.
Changelog · Czechia: Museum afternoons with audio guides streaming, not buffering.
mother and child with suitcase walking indoors — Changelog · Czechia: Coast roads and country lanes — the map keeps up wherever you roam.
Changelog · Czechia: Coast roads and country lanes — the map keeps up wherever you roam.
woman taking a picture by mobile phone — Changelog · Czechia: The business trip: client deck synced, video call joined from the taxi.
Changelog · Czechia: The business trip: client deck synced, video call joined from the taxi.
a woman with earpods having a meeting with a woman in a video call — Changelog · Czechia: Street-food stalls and mobile pay: dinner ordered without a word of the language.
Changelog · Czechia: Street-food stalls and mobile pay: dinner ordered without a word of the language.
birds eye view of city at night — Changelog · Czechia: The red-eye recovery: hotel early-check-in arranged mid-flight.
Changelog · Czechia: The red-eye recovery: hotel early-check-in arranged mid-flight.
graffiti laden rooftop overlooking new york skyline — Changelog · Czechia: The departure board flips: gate found, lounge located, all on the eSIM.
Changelog · Czechia: The departure board flips: gate found, lounge located, all on the eSIM.
iced coffee on wooden table in modern cafe — Changelog · Czechia: City lights after dark — the eSIM doesn't care what time it is.
Changelog · Czechia: City lights after dark — the eSIM doesn't care what time it is.
Serene Rural Dirt Pathway Leading Through Countryside — Changelog · Czechia: Coworking abroad: laptop tethered, calls crisp, deadlines met.
Changelog · Czechia: Coworking abroad: laptop tethered, calls crisp, deadlines met.
view from an airplane window — Changelog · Czechia: The conference badge: QR ticket scanned, session schedule synced.
Changelog · Czechia: The conference badge: QR ticket scanned, session schedule synced.
A woman sitting comfortably on a ferry, enjoying a peaceful journey. — Changelog · Czechia: Currency exchange, skipped: the phone pays at the real rate.
Changelog · Czechia: Currency exchange, skipped: the phone pays at the real rate.
a phone s user interface with applications — Changelog · Czechia: The viewpoint at golden hour: livestream the sunset to everyone back home.
Changelog · Czechia: The viewpoint at golden hour: livestream the sunset to everyone back home.
grayscale photo of person talking on headset — Changelog · Czechia: From departure lounge to arrival hall, the data never drops.
Changelog · Czechia: From departure lounge to arrival hall, the data never drops.
a close up shot of a headset on documents — Changelog · Czechia: Night markets and late trains — connected the whole way through.
Changelog · Czechia: Night markets and late trains — connected the whole way through.
aerial view of skyscrapers in new york city new york usa — Changelog · Czechia: The window seat office: emails sent somewhere over the ocean.
Changelog · Czechia: The window seat office: emails sent somewhere over the ocean.

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.

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.

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.

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.
  • Check that your phone is carrier-unlocked before you buy any eSIM — locked phones can't add one.
  • Hotspot sparingly: one laptop tethered all day can burn through a week of phone data.
  • Turn off auto-play on social apps before you fly; it quietly eats roaming data.
  • Charge your phone before long travel days; weak signal areas drain batteries faster.
  • WhatsApp, iMessage and FaceTime keep your existing number on a data eSIM — no need to tell anyone a new number.

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

The Tele Agent closes the remaining gap: a question at midnight in a foreign terminal gets an answer in seconds, not a support ticket.

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.

Roaming bills taught a generation to fear their phones abroad. The eSIM generation simply never learned that fear — data is prepaid, visible and finite.

See the math

Every chart that matters for Czechia.

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.
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.2Land connectedSwitch the line on when you arrive — online before baggage claim.3Scan the QR codeThe eSIM installs straight onto your phone. No store, no plastic SIM.
Three-step setup. Buy, scan, land: the whole sequence fits in a coffee queue.
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. Gigabytes translated into hours — the Changelog · Czechia usage guide.
Network at a glanceCoverage facts for CzechiaNetwork at a glanceThe numbers that matter before you buy.195destinations liveesimgomobile network data5Gwhere available in Czechiaesimgomobile 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. Czechia connects to the fastest available local partner network automatically.
Questions, answeredThe six things everyone asks firstQuestions, answeredShort answers, no sales pitch.Is it a contract?
No — prepaid. Service simply stops instead of charging extra.
Do I keep my number?
Yes — WhatsApp & iMessage keep working on your existing number.
Does hotspot work?
Yes — share your connection with laptop or tablet.
Which phones work?
Any carrier-unlocked, eSIM-capable iPhone or Android.
What if data runs out?
80% alert, then one-tap top-up. No bill shock.
How fast is setup?
About two minutes: plan, QR scan, done.
FAQ at a glance. Short answers, no sales pitch — the questions first, always.
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.2Open the toolNo account needed — it loads instantly in your browser.3Enter your detailsTrip, data needs, destination. The tool does the math.4Get the answerClear result with next steps — save it or act on it.
Tool walkthrough. Every tool on esimgomobile follows the same honest pattern: input, math, answer.
Every plan includesNo tiers of basic dignity — these ship with all plansEvery plan includesThe baseline is generous on purpose.Keep your WhatsAppYour existing number keeps working on the data line.6 languagesThe app speaks your language, wherever you're from.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.5G where availableFastest local partner network, selected automatically.
Included with every plan. 5G, hotspot, WhatsApp continuity, top-up, support, six languages — all tiers.
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 family organizer
One tool, every traveler's needs covered.
esimgomobile network data3The last-minute flyer
Answer in minutes, eSIM installed before boarding.
esimgomobile network data4The planner
Compare before you commit — know the right plan weeks ahead.
esimgomobile network data
Use cases. Six traveler shapes, one tool — Changelog · Czechia's use cases.
Plan comparison matrixEvery plan for Czechia — data, validity, best fitPlans at a glanceFour prepaid plans cover every kind of trip to Czechia.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. Weekend sips, fortnight data, work-month gulps, or unlimited — pick by trip shape.
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. Ranked by what travelers notice first, not by marketing priority.
Pro tipsFour habits of the always-connectedPro tipsSmall habits, big difference.1Screenshot bookingsHotel address & confirmations, available with no signal.2Keep home SIM for 2FABank codes still arrive while data runs on the eSIM.3Set an 80% alertA top-up should never surprise you mid-trip.4Download offline mapsThey save data and work in dead zones.
Pro tips. Four habits for smooth trips — pro tips for Changelog · Czechia.

Start your Czechia trip online

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

See plans and pricing Talk to the Tele Agent