eSIM guides
Every eSIM article on the UK eSIM blog, newest first.
Do You Actually Need a UK Phone Number?
A data eSIM covers almost everything a UK visit needs. Here is the honest short list of the situations where a local number still matters.
The Heathrow Arrival Playbook: Online Before the Tube
What actually happens between the jet bridge and the Heathrow Express platform, and why the internet part should already be sorted by the time you get there.
The Northern Ireland Border and Accidental Roaming
Near Newry, Derry or Enniskillen your phone can quietly latch onto a network from the Republic. Here is why it happens and the one setting that stops it.
UK Coverage, Honestly: Highlands, Wales, the Tube
Where a UK eSIM behaves exactly like a local phone, and where thin coverage is a fact of geography no SIM of any kind can fix.
Why UK Roaming Charges Came Back After Brexit
Brexit quietly ended the rule that made UK data free for EU visitors. Here is the mechanism behind the roaming fee on your bill, not just the fact of it.