Unlimited data SIM Only deals

Our unlimited data SIM deals give you all the data you’ll ever need and all the benefits of being with Three. Choose from our huge range of mobile data plans. Plus, you can keep your current number.

24 month SIM
Unlimited data

What's included:

  • Unlimited minutes and texts
  • 5G Ready at no extra cost
  • Personal Hotspot

12 month SIM
Unlimited data

What's included:

  • Unlimited minutes and texts
  • 5G Ready at no extra cost
  • Personal Hotspot

1month SIM
Unlimited data

What's included:

  • Unlimited minutes and texts
  • 5G Ready at no extra cost
  • Personal Hotspot
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Included in every unlimited phone and SIM Only plan

Three+ Rewards

Exclusive offers from brands you love with our Three+ rewards app.

Truly Unlimited

Unlimited data, minutes and texts. No data caps, speed limits, or fair usage policy.

5G Ready

All our SIMs are 5G Ready at no extra cost.

Personal Hotspot

Use your phone as a personal hotspot and share your unlimited data with other devices.

Unlimited data phone deals

Choose the latest tech and go unlimited, with our Pay Monthly phone plans.

Superfast Broadband with no landline

Introducing Broadband without the waiting. Set it up yourself in seconds and enjoy incredibly fast streaming, downloading, and uploading on the UK’s Fastest 5G Network*.

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Unlimited data tablet plans

Work, play and relax with our range of immersive tablets.

Unlimited data-only SIMs

From 1GB to Unlimited data, there’s a 5G SIM for everyone.

Have you tried 5G yet?

Discover dazzling next-generation speeds. Game in real-time. Download in seconds. Stream without buffering. And so much more.

Frequently asked questions

Unlimited data means you can get online without worrying about how much data you use. So, you can stream, chat, download, share, and game, without thinking about the cost of data. If you’ve got an Unlimited data plan, we give you all the data you’ll ever need with no speed caps and no fair usage policy.