Roaming guides
Every Roaming article on the Simtegre blog, newest first.
AT&T International Day Pass on a Cruise Ship: Port vs. at Sea
In port your phone uses a land network; at sea it may join the ship's own network, which Day Pass terms treat separately. How to stay in control of both.
eSIM for Canada From the UK: What EE, Vodafone and O2 Leave Out
Canada sits outside the Europe zone UK carriers bundle in. What to check on EE, Vodafone and O2, and how a Canada and US trip changes the choice.
eSIM for Mexico From Canada: Beyond Your Carrier's Roaming Pass
A Rogers, Bell or Telus roaming pass charges by the day. For a week or more in Cancún or Puerto Vallarta, here is how a travel data eSIM compares.
eSIM for Vietnam From Australia: Telstra Roaming or Local Data
Telstra or Optus roaming keeps your number; a travel eSIM gives data in Vietnam. And if the trip runs on to Cambodia, single-country versus regional matters.
Verizon TravelPass or a Travel eSIM: How to Decide per Trip
TravelPass charges by the day on your own plan; a travel eSIM is a fixed data plan beside it. How to choose for each trip, and how to run both safely.