Three Mobile Go Roam AIO35 Unlimited UK Data & Voice SIM Card 30 Days (30GB Free Roaming Data)

Ultimate SIM for High-Speed Europe Connectivity: AIO35 Unlimited UK Data & Voice SIM Card – 30 Days + 30GB Free Roaming

This premium SIM from Three Mobile UK is built for power users and frequent travelers. With unlimited UK data, 30GB of roaming data in 70+ international destinations, and unlimited UK calls and texts, the AIO35 plan is ideal for content creators, digital nomads, or anyone who needs full-speed access without limits. It’s valid for 30 days, runs on the 5G network, includes a UK phone number, and allows hotspot/tethering use without extra charges. There’s no contract—just flexibility, coverage, and full control.

Key Features

Why Activate the AIO35 UK Unlimited Voice/Data SIM Card?

1. Unlimited UK Data – Use Without Limits

Enjoy truly unlimited high-speed data across the UK with no caps. Stream, browse, upload, attend meetings, and stay online all day—perfect for heavy data users and digital professionals.

2. Roam Abroad Freely – 30GB Roaming Data Included

Travel with confidence using 30GB of free roaming data in 70+ global destinations. Navigate, post, and work online without surprise charges while traveling.

3. Stay Connected – Unlimited UK Calls and Texts

Stay in touch with unlimited calls and texts to UK numbers, with zero extra fees. Great for family, friends, and client communication alike.

4. Superfast Speeds – UK's Fastest 5G Network

Take advantage of 5G speeds for streaming, video calls, and downloads in supported UK locations. Work, game, and relax without lag.

5. UK Phone Number Included – Easy Setup and Use

This SIM comes with a UK mobile number, perfect for app verification, customer service access, and secure communication.

6. Easily Share Your Data – Tethering/Hotspot Enabled

Turn your phone into a mobile hotspot with no restrictions. Share your data with your laptop, tablet, or travel companion’s device with ease.

Supported Countries for Roaming

Aland Islands, Austria, Azores, Balearic Islands, Belgium, Bulgaria, Canary Islands, Croatia, Cyprus, Czech Republic, Denmark, Estonia, France, French Guiana, Germany, Gibraltar, Greece, Guadeloupe, Guernsey, Hungary, Iceland, Ireland, Isle of Man, Italy, Jersey, Latvia, Liechtenstein, Lithuania, Luxembourg, Madeira, Malta, Martinique, Mayotte, Netherlands, Norway, Poland, Portugal, Reunion, Romania, Saint Barthelemy, Saint Martin, San Marino, Slovakia, Slovenia, Spain, Sweden, Switzerland, Vatican City, Australia, Brazil, Chile, Colombia, Costa Rica, El Salvador, Guatemala, Hong Kong, Indonesia, Israel, Macao, New Zealand, Nicaragua, Panama, Peru, Puerto Rico, Singapore, Sri Lanka, USA, Uruguay, US Virgin Islands, Vietnam, United Kingdom.

Supported Devices

iPhones: iPhone 13 Pro Max, iPhone 13 Pro, iPhone 13 mini, iPhone 13, iPhone 12 Pro Max, iPhone 12 Pro, iPhone 12 mini, iPhone 12, iPhone 11 Pro Max, iPhone 11 Pro, iPhone 11, iPhone XS, iPhone XS Max, iPhone XR, iPhone SE 2 (2020);
Google Pixel: Pixel 3, Pixel 3 XL, Pixel 3a, Pixel 3a XL, Pixel 4, Pixel 4a, Pixel 4 XL, Pixel 5, Pixel 6, Pixel 6 Pro;
HONOR: Magic 3, Magic 3 Pro, Magic 3 Pro+, HONOR 50;
Huawei: P40, P40 Pro, Mate 40 Pro;
Nuu: X5;
Oppo: Reno 5 A, A55s, Reno 6 Pro 5G, Find X3 Pro;
Rakuten: Mini, Big, Big S;
Samsung Galaxy: Fold, Fold 2, Fold 3 5G, Z Flip, Z Flip 3 5G, Z Flip 3 5G Fold, S20, S20+, S20 Ultra, S21 5G, S21+ 5G, S21 Ultra 5G, S22, S22+, S22 Ultra, Note20, Note20 Ultra;
Sony: Xperia 10 III Lite;
Sharp: AQUOS sense4 lite;
Fairphone: Fairphone 4;
iPads: iPad Pro 11, iPad Pro 12.9, iPad Air (3rd Gen or later), iPad (7th Gen or later), iPad mini (5th Gen or later).
If your device is not listed, it may be incompatible. Please confirm with your manufacturer.

How to Activate the SIM

• Insert the physical SIM Card into your phone

• Follow the instructions on the pack to configure

• Connect and use instantly across the UK and supported countries

Note: The eSIM version is coming soon.

Frequently Asked Questions

1. How much data do I get with this plan?

You get unlimited high-speed UK data, with 30GB of free roaming data in eligible international destinations.

2. Does this SIM include calling and texting?

Yes. You receive unlimited UK voice minutes and unlimited UK texts.

3. Is hotspot usage allowed?

Absolutely. You can tether/hotspot without restriction, ideal for sharing data with your laptop or tablet.

4. Is this an eSIM or physical SIM?

This is a physical SIM card. The eSIM version will be released soon.

5. Can I use this SIM abroad?

Yes. It includes 30GB of roaming data in over 70 countries, including Europe, the US, and Asia.

6. How long is the plan valid?

The plan is valid for 30 days from activation. You can top up or renew once it ends.

7. Does it come with a UK number?

Yes. You receive a UK mobile number upon activation for calls, SMS, and app use.