eSIM with Unlimited Data in United Kingdom
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- Unlimited cellular data connection in the United Kingdom.
- Receive your QR code and activate it instantly.
- Easy to set up. No registrations or subscriptions.
- Keep your WhatsApp number on your cellphone.
- Connect to the best network in UK.
- Customize the duration of your plan to fit your needs
You'll receive an email with your eSIM in seconds, no matter where you are.
Buy an international eSIM for UK and never pay for roaming again. Connect to unlimited Internet at 3G/4G/LTE speed in minutes and stay in touch with your family and friends.
It’s easy to start using our services. After your purchase, you will receive a QR code in your email, scan it with your smartphone camera, install and enjoy a fast and stable Internet connection in UK.
- Installation: with a QR code or manually
- Activation: upon arrival to destination turn on your Holafly eSIM’s data roaming
- Compatibility: compatible with all smartphones with eSIM technology enabled. Operation on smartwatches and tablets is not guaranteed. Check compatibility here
- Days of use: customizable plan duration
- Delivery time: immediate, after purchase
- Plan type: unlimited data
- Speed: 3G/4G/LTE/5G
- Speed reduction: if necessary. Some carriers may reserve the right to apply a Fair Usage Policy
- Hotspot: Not included
- Coverage: Expect exceptional coverage and high-speed internet in major cities. However, if your travels take you to remote areas, please be aware that the coverage might become unstable in such regions.
- Networks: Telefonica / Hutchison / EE Limited
Advantages of using Holafly eSIM
Customize your plan
Decide how long you need your eSIM and adjust your plan accordingly! Say goodbye to running out of data or overspending on unused days.
Unlimited data plans
No more top-ups or worrying about running out of data. With a prepaid unlimited data in United Kingdom, you can relax knowing we’ve got you covered.
Keep your WhatsApp number
You can call and message all your contacts on WhatsApp, like you’re in the same country. Don’t lose touch with family and friends.
24/7 customer support
The eSIM is easy to use, but if you have questions or experience technical issues you can reach us by email or our 24 hour chat support. We’re here to help.
If you’re in a rush or you’re already traveling, don’t worry about waiting for delivery. We send the United Kingdom eSIM immediately to your email, so you can connect in seconds.
Keep your original SIM for calls
The eSIM is digital, so your original SIM will work as usual if you need it.
How does the Holafly eSIM work?
Check your phone is compatible with eSIM
Check if your smartphone is compatible
Buy your prepaid eSIM
Chose the plan that suits you best and buy your eSIM card from our online store.
Scan the QR code
It’s easy. Just scan the QR code we send you and turn on data roaming from your settings. Now you can enjoy browsing the web.
Fast and reliable connection
The best performace in all your apps
Discover the freedom of reliable connectivity with high speed 4G and 5G. Holafly keeps you connected, no matter the adventure!
What you should know about eSIMs
No local phone number
This eSIM only includes data. It does not allow you to make cell phone calls or send SMS messages. You can still use WhatsApp or Skype to call your contacts.
Your phone must support eSIM
Make sure your phone is both unlocked and compatible with eSIM technology.
No data sharing
This eSIM does not allow you to share data or use a hotspot with other devices.
We will send you the eSIM to your e-mail
As soon as you complete your purchase, you’ll receive the instructions to install and activate your international travel eSIM and get unlimited internet on your adventure!
Installation instructions with QR code
Manual installation instructions
Holafly eSIM User Reviews
DON’T stress about your phone service when you travel abroad! I used Holafly to travel home to California this year. The instructions were super easy to follow and I had no problems with the service for the whole 20 days that I used it. It was nice not to worry about how much my phone company was going to charge me for service abroad.Verified buyer
I have used your Sim for my trip to the USA! I recommend it 100%. Thank you very much for your service.Verified buyer
I swear that Holafly has a customer service that is to cry with pleasure ;___; In no time will I buy another unlimited data SIM for Japan because the first time it worked wonderfullyVerified buyer
A complicated request was solved urgently within 24 hours of traveling. They are wonderful and I recommend it to everyone. Thank you HolaFly team!Verified buyer
Frequently Asked Questions about the UK eSIM
When does my data plan begin?
Your plan activates immediately upon connecting your eSIM to any supported network. For example, if you bought a 1-day plan and you activate your plan at 10 AM, it remains active for a full 24 hours, concluding at 10 AM the following day.
Can I make phone calls and send messages with my Holafly eSIM?
The UK eSIM only allows you to use mobile data. It does not include a local phone number for mobile calls or messages. You can still make calls using apps like WhatsApp.
Which devices work with the eSIM card?
You can check if your
When will I receive my eSIM?
Once you purchase an eSIM, you will receive it immediately to your email address. You then just need to scan the QR code to activate the SIM. Note that no refunds can be made once you purchase your eSIM. See our refund policy for more information.
Can I keep my WhatsApp number?
You don’t need to do anything to keep your WhatsApp number. You’ll automatically keep your number, contacts and conversations.
How quick is the Holafly eSIM?
The Holafly eSIM offers maximum speed coverage (4GLTE). But bear in mind that in some areas of limited coverage there may be a lower speed connection.
Do I have to activate data roaming on my device?
Yes. To ensure that your eSIM gets the best coverage, you must turn on data roaming on your mobile settings. This will not incur any additional charges, as long as you have already set up the Holafly eSIM.
What do I do if I delete or lose my eSIM’s QR code?
If you cannot find the code, please contact our 24/7 customer support team at [email protected] or our online chat function. We will resend the code to your email.
What happens if I use up my data or my days of validity?
If you use all your data or run out of days, your eSIM card will no longer work and you will lose internet connection.
What eSIM data plan should I choose?
Whichever is available for your destinations and suits your travel needs better! You can choose plans from 1 to 90 days.
Could the internet speed with my Holafly eSIM be reduced?
In a rare scenario, yes. Operators enforce an international measure called Fair Usage Policy to ensure fair internet usage and allow all users to enjoy optimal connection. This measure might be applied for a period of no more than one (1) day. It’s beyond Holafly’s control, but don’t worry! If this measure affects you, the restriction will be lifted the next day, and you’ll have your original plan speed back.
What is an eSIM?
An eSIM is a digital SIM card that can be installed directly into your smartphone or other mobile devices. It is an alternative to the physical, removable SIM card you’re used to.
Is Holafly’s UK eSIM compatible with iPhone devices?
Holafly’s eSIMs are compatible with a wide range of iPhone devices, including most models released since the iPhone XS. Check out our full list of eSIM, including all iPhone devices, Google Pixel devices, Samsung devices, and more.
Can I renew or extend the data on my eSIM?
Yes, you can do so by logging into your customer panel on the Holafly Center. You will find the data plans you can purchase there. Once you’ve made your purchase, it will be activated immediately on the eSIM you have linked.
Can I share data with other devices?
No, the United Kingdom eSIM does not allow you to share data or use a hotspot with other devices.
How do I set up the eSIM on my device?
After your purchase, we will send a QR code to your email. Either print the QR code or open it on your computer. On yor cell phone, go to Settings > Mobile Data > Add Data Plan and scan the QR code. Your phone will allow you to assign a specific name to this data plan. You will now be able to switch between your Holafly data plan and the original plan from your provider. The Holafly data plan will only be operational once you arrive at your destination. Once you land, turn on data roaming on your cell phone settings and activate the Holafly data plan. Consult your phone’s user manual for more details on adding a data plan. All eSIM products come with comprehensive set-up instructions.
When should I set up my eSIM?
Set up your eSIM before your departure. Once you reach your destination, just activate the data plan and turn on data roaming. We recommend you print the QR code and take it with you on your vacation just in case. Remember that you need internet access to activate the eSIM. Set up is quick and you will be able to enjoy your data plan right away.
How can I check my data balance?
You can manage your eSIMs and access all purchased data plans by logging into your Holafly Center through the Holafly website.
How many times can I use my eSIM card?
If needed or when changing phones during your trip, you can transfer your eSIM. However, note that you can only transfer the eSIM to two devices—the original one and a new one. Once you’ve installed it on a different device than the original, you won’t be able to reinstall it on the original device and you must deliver the eSIM from the original device to install it in the second device.
Can I delete the Holafly eSIM once I’ve used my data?
Yes! But keep in mind that you don’t need to do so. As soon as your plan expires your eSIM will no longer work.
Can I use my SIM card and Holafly eSIM at the same time?
If you are using an Apple device, you can use your SIM card and your eSim at the same time. Choose the Sim card for phone calls and SMS, and Holafly eSIM for data from your device. Please remember that if you leave your Sim card activated, your network provider may apply data roaming charges to receive or make phone calls as well as SMS.
How do I get a refund?
At Holafly we are aware that our users may have unforeseen events after making the purchase. Therefore, you can request a refund in the following circumstances:
– You bought the eSIM without checking the compatibility with your cellphone.
– You canceled your trip or you no longer need the eSIM.
– Our eSIMs generally work fine, but if you experience connection issues, we can provide you with a full or partial refund.
Once the refund is approved, you will receive the money on to the same account with which you made the payment. This process can take between 5 to 10 business days.
For more details, terms and conditions, we invite you to read our Refund Policy.
To which mobile network will I connect at my destination?
Your eSIM will connect to all the local phone networks that Holafly partners up with. You can review them in the Technical Specs
Is Holafly my best option?
It is! Of course if you ask us which eSIM card is the best, we will naturally answer it’s ours! Why? Because of our unlimited data, the flexibility to select a custom number of days, and many more special features.
What is the difference between an eSIM and a physical SIM?
Both digital and physical SIM cards connect your device to a mobile network, but they work and provide benefits in very different ways: physical SIM cards, are made of plastic and must be inserted into the device in order to work, while an eSIM, or digital SIM, does not need to be inserted into the phone. Instead, it can be installed by simply scanning a QR code to activate the service. Physical SIM cards can be vulnerable to theft, damage, or loss, while eSIMs don’t face these potential issues.
Can I install an eSIM for the UK before traveling?
Yes, it is possible. You can install an Holafly eSIM for the UK before you travel, but you should activate the mobile data plan when you arrive at your destination, so you don’t start using data plan prematurely.
1 day unlimited data
Check that your device is compatible with eSIM