• eSIM or local SIM card: how to choose

  Both work. What separates them is the paperwork on arrival, the time it costs you, and what happens to your own number.

• How much data to plan for a trip

  The question we are asked most. Here are honest orders of magnitude, and the one rule that really matters.

• Keeping your number while travelling

  Your bank texts you codes, work calls, family too. Here is how to stay reachable while paying local prices for data.

• My eSIM will not activate: what to do

  In the vast majority of cases this is a setting, not a fault. Here are the checks, in order.

• What to do before you leave

  Five minutes the night before saves the nasty surprise on landing. Here is the short list.

• One plan for several countries

  When you cross three countries in three weeks, buying three eSIMs makes no sense. Here is how to handle it.