Guides

Everything we know about eSIM, written plainly.

Install walkthroughs, troubleshooting checklists, honest roaming comparisons, and country-by-country activation notes. No marketing fluff.

Comparison

eSIM vs home-carrier roaming: when each winsThe honest side-by-side on price, activation, and coverage.eSIM vs physical SIM: the permanent trade-offWhat you gain and what you give up going eSIM-only.

Installation

How to install an eSIM on iPhone: the full walkthroughScreenshots-style guide for every iPhone from XR onwards.How to install an eSIM on Android: Pixel, Samsung, and the restThe unified Android install plus vendor-specific differences.

Use case

Using an eSIM on a cruise: ports, at sea, and the $7/minute trapWhat works, what does not, and how to avoid a four-figure satellite bill.

Technical

eSIM hotspot tethering: what is actually allowedWhich providers let you tether, and the Fair Use catches.Dual SIM with eSIM: keeping your home number and travel dataThe exact settings that make your phone work abroad without surprises.

Troubleshooting

eSIM not working? A systematic troubleshooting checklistThe ten causes of "no service" on a freshly-installed eSIM, in order of likelihood.eSIM QR code not working: seven fixes in orderWhen the camera refuses to scan or the profile refuses to install.

Beginner

First-time travel eSIM user? Start hereThe shortest end-to-end walkthrough for someone who has never bought an eSIM.

Planning

How much data do you actually need for a trip?A realistic guide to sizing an eSIM plan based on what you actually use.

Managing your plan

Topping up an eSIM mid-trip: when and howRunning low on data? A top-up takes under a minute and does not require a new QR.

Country-by-country activation

Setup by destination.

Every supported country has a dedicated setup guide with the real carrier name, country-specific APN behaviour, and known troubleshooting cases.

How to set up a Argentina eSIM Claro Argentina · iPhone + Android How to set up a Australia eSIM Telstra · iPhone + Android How to set up a Brazil eSIM Claro · iPhone + Android How to set up a Canada eSIM Rogers · iPhone + Android How to set up a Egypt eSIM Orange Egypt · iPhone + Android How to set up a France eSIM Orange France · iPhone + Android How to set up a Germany eSIM Deutsche Telekom · iPhone + Android How to set up a Greece eSIM Cosmote · iPhone + Android How to set up a Hong Kong eSIM CSL · iPhone + Android How to set up a India eSIM Jio · iPhone + Android How to set up a Indonesia eSIM Telkomsel · iPhone + Android How to set up a Ireland eSIM Vodafone Ireland · iPhone + Android How to set up a Israel eSIM Cellcom · iPhone + Android How to set up a Italy eSIM TIM · iPhone + Android How to set up a Japan eSIM NTT Docomo · iPhone + Android How to set up a Jordan eSIM Zain Jordan · iPhone + Android How to set up a Malaysia eSIM Maxis · iPhone + Android How to set up a Mexico eSIM Telcel · iPhone + Android How to set up a Morocco eSIM Maroc Telecom · iPhone + Android How to set up a Netherlands eSIM KPN · iPhone + Android How to set up a Philippines eSIM Globe Telecom · iPhone + Android How to set up a Portugal eSIM MEO · iPhone + Android How to set up a Saudi Arabia eSIM STC · iPhone + Android How to set up a Singapore eSIM Singtel · iPhone + Android How to set up a South Africa eSIM Vodacom · iPhone + Android How to set up a South Korea eSIM SK Telecom · iPhone + Android How to set up a Spain eSIM Movistar · iPhone + Android How to set up a Switzerland eSIM Swisscom · iPhone + Android How to set up a Taiwan eSIM Chunghwa Telecom · iPhone + Android How to set up a Thailand eSIM AIS · iPhone + Android How to set up a Turkey eSIM Turkcell · iPhone + Android How to set up a United Arab Emirates eSIM Etisalat · iPhone + Android How to set up a United Kingdom eSIM EE · iPhone + Android How to set up a United States eSIM T-Mobile US · iPhone + Android How to set up a Vietnam eSIM Viettel · iPhone + Android