If you're visiting the UK and wondering whether eSIM technology will work for you, the short answer is yes. The UK has excellent eSIM support across all major networks, and it's become one of the easiest ways for tourists to stay connected without hunting for a shop or swapping anything physical in your phone.
eSIM works across all UK networks
Every major UK mobile network now supports eSIM technology. EE, Vodafone, O2 and Three all offer eSIM-compatible plans, and the infrastructure is mature and reliable. More importantly for visitors, this means eSIM providers like rentnconnect can offer plans that connect you to these established networks the moment you land, without needing a physical card or a trip to a phone shop.
The UK was actually one of the earlier European markets to roll out eSIM at scale, so you're not dealing with patchy coverage or experimental technology. If your phone supports eSIM (most iPhones from XS onwards, recent Samsung Galaxy and Google Pixel models, and many others do), it will work in the UK without issue.
Setting up eSIM for a UK visit is straightforward
For short-term travellers, the appeal of eSIM is that you can sort your connectivity before you even board your flight. With rentnconnect, you download the eSIM app (available on iOS and Android), purchase a UK data plan from as little as one day, and activate it when you arrive. No queuing at the airport, no searching for a newsagent that sells top-ups, no fumbling with tiny trays and pins.
You manage everything through the app: topping up data if you need more, checking your usage, and keeping your home number active on your phone's primary line if you want. It's pay-as-you-go and flexible, which matters when you're only in the country for a week or a weekend city break. If eSIM doesn't suit your particular phone or situation, rentnconnect also offers mobile hotspot rental (pocket WiFi) as an alternative, also managed through the same app and available from one day upwards. Both options give you the short-term, no-contract connectivity that actually makes sense for travel.