Instant 5G Connectivity Across United Kingdom
4.4 out of 5 based on 2,488 reviews
TrustpilotActivate your high-speed eSIM in minutes and save up to 90% on roaming. Premium United Kingdom Coverage. Zero Roaming Fees.
1 GB
7 Days
£0
1 GB
7 Days
£0
1 GB
7 Days
$0
1 GB
7 Days
£0
Best Value1 GB
7 Days
£10.22
1 GB
7 Days
€0
1 GB
7 Days
£12.99
1 GB
7 Days
£12.99
1 Month
NGN 1200
1 Month
£12.50
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Why choose LemFi eSIM?
Stay Connected, No Matter Where You Are
One Wallet, Two Worlds
Use your LemFi balance to buy global data or send money home instantly. Stay in total control of your money and your connection.
One eSIM, endless use
Install once and stay connected in 190+ countries. Secure access to your wallet without the need to swap physical SIMs. One digital setup. No borders. No expiry.
Quick & easy setup
Get online in under 60 seconds. Experience 5G speeds in 60+ countries with no hidden roaming fees. Land, toggle on, and start your global life immediately.
Travel with Total Peace of Mind
Our support team travels with you. Get help with your transfers and tech 24/7, anywhere.
Forget Roaming Fees forever
Plans starting at £1. No hidden fees. Often cheaper than airport SIM cards or roaming packs.
Stay Connected Always
Land and access your LemFi app instantly. Send money or pay bills without hunting for public Wi-Fi.
Ready to travel the world
Simple to start, even simpler to use.
Open your LemFi App
Your existing wallet is already your payment method.
Buy a plan
Choose and Buy a plan tailored to where you (and your money) go most.
Install Your eSIM
Follow the in-app instructions on how to activate your eSIM in your device settings. This will vary by device type.
Activate Once, Use Forever.
Set up your eSIM once, and you’re all set. Buying a data plan takes only a few quick taps.
Step-by-step video content
Watch our quick guides
How to check if your device supports eSIM?
Dial *#06# on your phone dialler
If an EID number appears, your device supports eSIM.
EID Number presence confirms eSIM support
If an EID number appears, your device supports eSIM.
Common Questions
Some of most frequently asked questions.
What is an eSIM?
A travel eSIM is a digital SIM that functions like a physical SIM card. It is intended for use while traveling, letting you use mobile data abroad without swapping your physical SIM card.
Which countries can I use data plans with eSIM on LemFi?
Is my device compatible with eSIM?
Do I need to install eSIM every time?
