>
Documentation

Learn it once. Connect everywhere.

Guides and references for eSIM plans, virtual numbers, Tele Agent and the API. Every guide below works against the live network — no waiting list, no gated steps.

Start here

Quickstarts

Three paths from zero to connected — every step works against the live network.

Buy your first eSIM

  1. Create your account — pick a plan, live now.
  2. Pick a plan and check out — live now.
  3. Scan the QR code to install the eSIM.

Set up a team plan

  1. Create your account — pick a plan, live now.
  2. Create your workspace and invite the team.
  3. Assign numbers and data pools per line.

Build on the developer API

  1. Mint a developer API key (self-serve) — live now.
  2. Read the OpenAPI 3.1 document — live now.
  3. Subscribe to com.esimgomobile.* webhooks for billing, porting, number and call events — live now.
  4. Automate top-ups per line.
Shortcuts

Popular right now

Check device compatibility→ Installation guide→ Coverage by country→ API & developers→ System status→ Pricing→ eSIM plans→ Virtual numbers→ Tele Agent→
Platform

The platform, in five parts

Coverage

195 country guides with install steps and local network notes.

Read →

Plans

Data plus a permanent phone number on one eSIM line.

Read →

Numbers

Real virtual numbers for calls, SMS and verification codes.

Read →

Tele Agent

An AI receptionist that answers, books and summarizes calls.

Read →

API

Catalog, checkout, account, QR, balance, numbers and Tele Agent endpoints.

Read →
For builders

Developer platform — live today

Self-serve API keys, a published OpenAPI 3.1 document, JavaScript and Python SDKs, a CLI, com.esimgomobile.* webhooks, a number-porting API, KYC intake and an honest status page. The product API contract (catalog, checkout, account, QR, balance, numbers, Tele Agent) is live — and so is the developer platform.

Build on the API System status

History

What shipped

Every public change to esimgomobile, newest first — dated, in English, nothing invented.

Read the changelog

Keep exploring

More resources

Blog→ Tools hub→ Pricing→ Status→ Support→

esimgomobile in Costa Rica

Using docs in Costa Rica? You are on the local edition — key facts for Costa Rica (capital San José, dial code +506) are below. esimgomobile plans for Costa Rica are live now — monthly plans from $8/mo and one-time travel packs from $3.65, with live checkout.

CapitalSan José
Dial code+506
CurrencyCosta Rican colón (CRC)
Time zoneUTC-6
Main languagesSpanish

Plans are live — see plans and pricing.

Up close

Take the tour.

Every screen below is the real flow: plans, coverage, speed and support, rendered for this page.

Tele Agent transcript
Will my phone work in Costa Rica?
If it's carrier-unlocked and eSIM-capable, yes. I checked Costa Rica bands — you're covered.
Tele Agent transcript on Docs · Costa Rica: 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.
a man in white long sleeves looking at the document
“Customs line in Costa Rica was the perfect time to install — done by baggage claim.”
Tara B.Verified traveler · Costa Rica
Traveler review for Docs · Costa Rica: “Customs line in Costa Rica was the perfect time to install — done by baggage claim.” — Tara B..
  1. 1Coverage status at a glance: data live, number available, 5G ready.
  2. 2Green means go — no guessing about what's supported.
195
destinations live
launch fact
Launch fact behind Docs · Costa Rica: 195 destinations live — a fixed figure, not live telemetry.
  1. 1Coverage status at a glance: data live, number available, 5G ready.
  2. 2Green means go — no guessing about what's supported.
esimgomobile.com
Dashboard
Active eSIMs1
Data left10 GB
Current cityCosta Rica
Web dashboard on Docs · Costa Rica: every eSIM, every trip, 10 GB left — one screen.
  1. 1The dashboard keeps every eSIM, every trip, in one place.
  2. 2Rows show data left, days left and current city at a glance.
Language
EspañolEnglish日本語
Language picker on Docs · Costa Rica — Español, English, 日本語: the app speaks six languages.
  1. 1The plan chip: name, allowance and destination in one line.
  2. 2Everything you need to confirm you're on the right plan.
My eSIM
68%50 GB left
Days left26
Top up+10 GB
Data dashboard on Docs · Costa Rica: 68% remaining, days left, top-up one tap away.
  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.
Costa Rica · coverage
5 carriers · automatic selection
Coverage map on Docs · Costa Rica: partner networks pinned, selection automatic.
  1. 1Mockups illustrate the product flow — captions describe what's real.
  2. 2Figures labeled as examples show sample data, never live telemetry.
esimgomobile.com
Checkout
Atlas 20GB — Costa Ricatotal
Taxescalculated
Pay securely
256-bit encrypted · Amazon Pay
Secure checkout on Docs · Costa Rica: Atlas 20GB, full price up front, no fine print.
  1. 1The dashboard keeps every eSIM, every trip, in one place.
  2. 2Rows show data left, days left and current city at a glance.
eSIM plan
Atlas 50GB50 GB · 60 days
Costa Rica
Install eSIM
Atlas 50GB on Docs · Costa Rica — 50 GB · 60 days, prepaid with the full price shown before you pay.
  1. 1Illustrative speed readout: sample carrier, city and latency figures.
  2. 2The meter demonstrates the readout — figures are examples, not live measurements.
Atlas 5GB
5 GB · 30 days
Costa Rica
Atlas 5GB — 5 GB · 30 days, prepaid and ready on Docs · Costa Rica.
  1. 1Signal widget: network generation and destination, always visible.
  2. 2Five bars, zero ambiguity about what you're connected to.
Tele Agent
What happens when my data runs out in Costa Rica?
You get a heads-up at 80%, then one-tap top-up. No roaming-bill surprises in Costa Rica.
Tele Agent chat on Docs · Costa Rica — 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.
vs roaming
esimgomobile eSIMone price
Carrier roamingper-day fees
10 GB · 14 days · Costa Rica
The honest comparison on Docs · Costa Rica: 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.
Costa Rica · 5G
Signal widget on Docs · Costa Rica: network generation and place, always visible.
  1. 1The plan chip: name, allowance and destination in one line.
  2. 2Everything you need to confirm you're on the right plan.
the view of a white building on a hillside
Costa Rica
eSIM dataLive
Local numberAvailable
5GYes
Coverage card on Docs · Costa Rica: 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.
A person captures iconic Berlin church towers using a smartphone, outdoors.
Costa Rica is calling.
Get your eSIM
Live now · no waitlist
“Costa Rica is calling.” — the CTA card on Docs · Costa Rica: plans live now, no waitlist.
  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 Docs · Costa Rica 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.
62%
data left
Usage ring on Docs · Costa Rica — 62% 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.
Why travelers pick it
  • Instant QR install
  • Hotspot included
  • One-tap top-up
Why travelers pick Docs · Costa Rica: Instant QR install, Hotspot included, One-tap top-up.
  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.
Coverage
195
destinations live
Costa Rica5G ready
Check coverage
Coverage at a glance for Docs · Costa Rica: 195 destinations live, fastest local partner selected on its own.
  1. 1The Tele Agent answers in plain language — no telecom jargon.
  2. 2Every answer is specific to your trip, not a generic FAQ.
eiffel tower in paris framed by lush greenery
Get connected
1 Pick a plan2 Scan QR3 Land online
Three steps on Docs · Costa Rica: 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.
low angle shot of eiffel tower — Docs · Costa Rica: The connected trip: maps, messages and translation, all on one eSIM.
Docs · Costa Rica: The connected trip: maps, messages and translation, all on one eSIM.
Man taking photo out of airplane window, capturing wing view with smartphone. — Docs · Costa Rica: City lights after dark — the eSIM doesn't care what time it is.
Docs · Costa Rica: City lights after dark — the eSIM doesn't care what time it is.
woman using laptop at a cafe — Docs · Costa Rica: Currency exchange, skipped: the phone pays at the real rate.
Docs · Costa Rica: Currency exchange, skipped: the phone pays at the real rate.
modern smartphone triple camera close up shot — Docs · Costa Rica: The commute, handled: podcasts downloaded, messages sent, no dead zones.
Docs · Costa Rica: The commute, handled: podcasts downloaded, messages sent, no dead zones.
snowy mountains view from airplane window — Docs · Costa Rica: Lost in the medina, found by GPS: the blue dot never lies.
Docs · Costa Rica: Lost in the medina, found by GPS: the blue dot never lies.
macbook pro on brown wooden table — Docs · Costa Rica: Old town, new tricks: translation apps working in real time.
Docs · Costa Rica: Old town, new tricks: translation apps working in real time.
diverse coworkers having online conference in modern office — Docs · Costa Rica: The long layover: streaming, working and messaging, all covered.
Docs · Costa Rica: The long layover: streaming, working and messaging, all covered.
new york city buildings — Docs · Costa Rica: Border crossings without the paperwork shuffle: ID photos stored on the phone.
Docs · Costa Rica: Border crossings without the paperwork shuffle: ID photos stored on the phone.
friends jumping at pangandaran beach — Docs · Costa Rica: No PDF manuals — the docs live where the product lives.
Docs · Costa Rica: No PDF manuals — the docs live where the product lives.
oia village on santorini island — Docs · Costa Rica: Hiking the ridge: trail map offline, emergency numbers saved.
Docs · Costa Rica: Hiking the ridge: trail map offline, emergency numbers saved.
Senior tourists photographing scenic landscape in Cappadocia, Türkiye under a sun umbrella on a sunny day. — Docs · Costa Rica: The rental desk handshake: confirmation email open, license photo ready.
Docs · Costa Rica: The rental desk handshake: confirmation email open, license photo ready.
eiffel tower in paris on a sunny day — Docs · Costa Rica: Changelog-linked: every doc knows which release changed it.
Docs · Costa Rica: Changelog-linked: every doc knows which release changed it.
men in suits — Docs · Costa Rica: Travelers stay online from the moment they land — no SIM queues, no roaming shock.
Docs · Costa Rica: Travelers stay online from the moment they land — no SIM queues, no roaming shock.
people on meeting at work — Docs · Costa Rica: Harbor views with full bars: coverage where travelers actually go.
Docs · Costa Rica: Harbor views with full bars: coverage where travelers actually go.
Asad Photo Maldives — Docs · Costa Rica: Coast roads and country lanes — the map keeps up wherever you roam.
Docs · Costa Rica: Coast roads and country lanes — the map keeps up wherever you roam.
people on a video call — Docs · Costa Rica: The food tour: every recommendation looked up on the spot.
Docs · Costa Rica: The food tour: every recommendation looked up on the spot.
Pok Rie — Docs · Costa Rica: From departure lounge to arrival hall, the data never drops.
Docs · Costa Rica: From departure lounge to arrival hall, the data never drops.
a woman inside a restaurant using a laptop — Docs · Costa Rica: The night bus: entertainment downloaded, messages queued, rest easy.
Docs · Costa Rica: The night bus: entertainment downloaded, messages queued, rest easy.
people sitting at an airport — Docs · Costa Rica: Rain or shine, the connection holds — weather doesn't throttle data.
Docs · Costa Rica: Rain or shine, the connection holds — weather doesn't throttle data.
zhou shen — Docs · Costa Rica: The sunrise ferry: tickets in the wallet app, timetable cached offline.
Docs · Costa Rica: The sunrise ferry: tickets in the wallet app, timetable cached offline.

Explainer

Docs: 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. 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.
  2. 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.
  3. 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

  • Buy and install your eSIM before departure — airport Wi-Fi is the worst place to set up connectivity.
  • If a page won't load, toggle airplane mode for ten seconds — it forces a fresh network attach.
  • Save your eSIM QR code somewhere safe (email it to yourself) in case you switch phones mid-trip.
  • Hotspot sparingly: one laptop tethered all day can burn through a week of phone data.
  • WhatsApp, iMessage and FaceTime keep your existing number on a data eSIM — no need to tell anyone a new number.
  • 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

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.

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

See the math

The numbers behind Costa Rica.

Docs — 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.

Docs — data dashboard. Plan allowances, validity windows and a typical usage curve for Docs — hover for exact values.
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.
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.1Land connectedSwitch the line on when you arrive — online before baggage claim.2Pick your planChoose data for your trip — checkout takes about two minutes.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.
Network at a glanceCoverage facts for Costa RicaNetwork at a glanceThe numbers that matter before you buy.195destinations liveesimgomobile network data5Gwhere available in Costa Ricaesimgomobile 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. The network resume for Docs · Costa Rica: 195 destinations, 5G where available, six languages.
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.
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.
Which phones work?
Any carrier-unlocked, eSIM-capable iPhone or Android.
Does hotspot work?
Yes — share your connection with laptop or tablet.
Do I keep my number?
Yes — WhatsApp & iMessage keep working on your existing number.
FAQ at a glance. Short answers, no sales pitch — the questions first, always.
Who it's forFour travelers, one toolWho it's forBuilt for real trip shapes, not personas.1The planner
Compare before you commit — know the right plan weeks ahead.
esimgomobile network data2The remote worker
Size data for video calls and hotspotting with confidence.
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. Planners, sprinters, remote workers, families — who's it for.
Pro tipsFour habits of the always-connectedPro tipsSmall habits, big difference.1Install before you flyAirport Wi-Fi is the worst place to set up connectivity.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.4Check unlock statusCarrier-locked phones can't add an eSIM — verify first.
Pro tips. The small things that separate smooth trips from stressful ones.
Every plan includesNo tiers of basic dignity — these ship with all plansEvery plan includesThe baseline is generous on purpose.24/7 supportReal humans plus the Tele Agent, around the clock.Hotspot includedShare with your laptop or tablet at no extra cost.One-tap top-upMore data in seconds — no new QR code.Keep your WhatsAppYour existing number keeps working on the data line.5G where availableFastest local partner network, selected automatically.6 languagesThe app speaks your language, wherever you're from.
Included with every plan. Six things ship with every plan — the Docs · Costa Rica baseline, generous on purpose.
Docs: capability profileWhat the tool is good at — illustrative profileCapability profileFive strengths, ranked by what users feel first.Shares wellsend the answer to travel companionsPrivate by designyour inputs stay in your browserMobile friendlyworks on the phone in your handAlways currentreflects live plans and coverageInstant resultsno waiting, no signupIllustrative profile based on tool design — not measured telemetry.
Capability profile. Ranked by what travelers notice first, not by marketing priority.
Plan comparison matrixEvery plan for Costa Rica — data, validity, best fitPlans at a glanceFour prepaid plans cover every kind of trip to Costa Rica.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. Docs · Costa Rica: four plans, four trip shapes — the matrix carries no fine print.
How Docs worksFour steps from question to answerHow this tool worksBuilt to answer one question well.1Enter your detailsTrip, data needs, destination. The tool does the math.2Get the answerClear result with next steps — save it or act on it.3Apply itJump straight to the plan, setting or page it points to.4Open the toolNo account needed — it loads instantly in your browser.
Tool walkthrough. Docs · Costa Rica, demystified: open, enter, answer, act.

Ready when Costa Rica is

Prepaid, no contracts, no roaming surprises. The whole setup takes about two minutes.

See plans and pricing Talk to the Tele Agent