Three Mobile eSIM AIO10 - 40GB UK Voice & Data (6GB Roaming Free)

£10.00
100% Money-Back Guarantee Full refund if your eSIM does not connect.

Secure checkout powered by Stripe. No hidden fees.

The Three UK eSIM provides 40GB of high-speed data within the UK, complemented by unlimited voice calls and texts. For those traveling beyond the UK, the plan includes a 6GB roaming allowance for continued connectivity. This 30-day plan features a fast, digital setup via eSIM, allowing you to activate your service instantly on the reliable Three UK network without the need for a physical SIM card.

To read and download the full terms and conditions, and Three’s privacy policy, visit: https://www.three.co.uk/terms-conditions For support, call +44 7782 333 333 or visit: https://www.three.co.uk/support To check your remaining allowance, dial 333 or 444. The QR code expires 1 year from the date of issue.

Order Three Mobile eSIM AIO10 40GB UK Voice and Data for Fast Internet and UK Connectivity

The Three Mobile eSIM AIO10 is a complete mobile plan designed for users who need both data and communication in the UK. It includes 40GB of UK data with 6GB available for roaming, plus unlimited UK minutes and texts, all valid for 30 days. This eSIM offers instant activation via QR code, making it ideal for travelers and residents who want quick setup and reliable service. 


Key Features at a Glance

Feature Description
Data Allowance 40GB (6GB roaming included)
Validity 30 days
Calls Unlimited UK minutes
SMS Unlimited UK texts
Type eSIM (Voice & Data)
Network 4G / 5G ready

Benefits of the Three Mobile eSIM AIO10

1. Large Data Bundle
Stay connected with 40GB of data, suitable for streaming, browsing, and daily use.

2. UK Calls and Texts Included
Make unlimited calls and send unlimited texts to UK numbers.

3. Roaming Included
Use up to 6GB of data abroad in supported destinations.

4. Instant eSIM Setup
Activate your plan quickly by scanning the QR code sent to your email.

5. 5G Ready Network
Access fast speeds on 4G and 5G networks at no extra cost.

6. All-in-One Plan
One plan covers data, calls, and texts for 30 days without contracts.


Supported Countries

Check the coverage tab. 

Roaming Destinations: Use up to 6GB of data in selected Go Roam destinations across Europe, the USA, and other global locations supported by Three UK.


Device Compatibility

  • Apple iPhones (iPhone XS and newer)

  • Samsung Galaxy smartphones (S20 and newer)

  • Google Pixel devices (Pixel 3 and newer)

  • Other eSIM-compatible smartphones


How to Activate

For eSIM:

  1. Check your email after purchase for the QR code and plan details.

  2. Scan the QR code to install the eSIM on your device.

  3. Your plan will activate automatically.

  4. Rename the eSIM profile if needed for easy identification.


Frequently Asked Questions

1. How much data is included?
The plan includes 40GB of UK data, with 6GB available for roaming.

2. Can I make calls and send texts?
Yes, you get unlimited UK minutes and texts.

3. How long is the plan valid?
The plan is valid for 30 days from activation.

4. Can I use this eSIM outside the UK?
Yes, you can use up to 6GB of roaming data in supported destinations.

5. How do I check my remaining data?
Dial 333 or 444 to check your allowance.

6. How long is the QR code valid?
The QR code expires 1 year from the date of issue.

7. Where can I get support?
Call +44 7782 333 333 or visit the Three UK support website.

More Information
Send us a message [email protected]
  • 40GB UK Voice and Data
  • 6GB Roaming Free
  • 30 Days
  • 4G/5G
  • Unlimited UK Voice Minutes and SMS
  • Hotspot Allowed
  • WiFi Setup
  • Dial 333 or 444 for Balance Check
  • QR code expires 1 year from the date of issue
  • Installation: eSIM
  • Activation: QR Code
  • Compatibility: Compatible With All Modern Devices
  • Days of use: 30 Days
  • Delivery time: Instantly
  • ALAND ISLANDS (FINLAND)
  • AUSTRIA
  • AZORES (PORTUGAL)
  • BALEARIC ISLANDS (SPAIN)
  • BELGIUM
  • BULGARIA
  • CANARY ISLANDS (SPAIN)
  • CROATIA
  • CYPRUS
  • CZECH REPUBLIC
  • DENMARK
  • ESTONIA
  • FINLAND
  • FRANCE
  • FRENCH GUIANA
  • GERMANY
  • GIBRALTAR
  • GREECE
  • GUADELOUPE
  • GUERNSEY
  • HUNGARY
  • ICELAND
  • IRELAND
  • ISLE OF MAN
  • ITALY
  • JERSEY
  • LATVIA
  • LIECHTENSTEIN
  • LITHUANIA
  • LUXEMBOURG
  • MADEIRA (PORTUGAL)
  • MALTA
  • MARTINIQUE
  • MAYOTTE
  • NETHERLANDS
  • NORWAY
  • POLAND
  • PORTUGAL
  • REUNION
  • ROMANIA
  • SAINT BARTHELEMY
  • SAINT MARTIN
  • SAN MARINO (ITALY)
  • SLOVAKIA
  • SLOVENIA
  • SPAIN
  • SWEDEN
  • SWITZERLAND
  • VATICAN CITY
  • AUSTRALIA
  • BRAZIL
  • CHILE
  • COLOMBIA
  • COSTA RICA
  • EL SALVADOR
  • GUATEMALA
  • HONG KONG (CHINA)
  • INDONESIA
  • ISRAEL
  • MACAO (CHINA)
  • NEW ZEALAND
  • NICARAGUA
  • PANAMA
  • PERU
  • PUERTO RICO
  • SINGAPORE
  • SRI LANKA
  • UNITED STATES OF AMERICA (USA)
  • URUGUAY
  • US VIRGIN ISLANDS
  • VIETNAM
  • UNITED KINGDOM

Start enjoying unlimited data

30 Days

The ultimate all-in-one travel companion, featuring high-capacity 40GB local data and seamless roaming across Europe and beyond.

All-In-One Value

Avoid the complexity of topping up multiple credit balances. This "AIO" (All-In-One) package bundles your data, voice, and text requirements into a single, transparent price point, offering professional-grade utility for both tourists and business travelers.

Immediate eSIM Activation

Eliminate the wait for physical delivery or the need to find a retail store upon arrival. Receive your digital QR code instantly via email, allowing you to install the profile on your device and have your UK number ready to go the moment you land.

5G Ready Performance

Experience the next generation of mobile connectivity with full 5G support on the Three network. Enjoy ultra-low latency and blazing-fast download speeds in supported areas, making it ideal for data-heavy tasks and seamless browsing.

Unlimited UK Minutes and Texts

Keep in touch with local contacts, hotels, and services effortlessly. This plan includes unlimited domestic calling and SMS within the UK, providing a reliable communication lifeline that doesn't depend on a data connection or third-party apps.

Seamless European Roaming

Travel beyond the UK with confidence thanks to 6GB of inclusive "Roam Like Home" data. This feature allows you to stay connected across dozens of popular European destinations without the hassle of purchasing additional local SIM cards.

High-Volume UK Data

Stay powered with a generous 40GB of high-speed data for use across the United Kingdom. Whether you are streaming videos, attending virtual meetings, or navigating busy city streets, this allowance ensures you have ample bandwidth for your entire stay.

How Does the Holiday eSIM for Europe Work?

01

Device compatibility

Check if your smartphone is compatible with our eSIM
check compatibility now

Check compatibility

02

Buy your prepaid eSIM

Choose the plan that suits you best and buy your eSIM card from our online store.

Buy eSIM

03

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.

Scan QR code

Experience fast and reliable connection with our eSIM

The best performance in all your apps

Discover the freedom of reliable connectivity with high speed 4G and 5G. Holiday esim keeps you connected, no matter the adventure!

Copyright © 2026 Holiday eSIM. All rights reserved.