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The UK’s best family SIM only deals
Get the best value multi-SIM-only deals to keep the whole family connected with the UW Unlimited Max plan.
Add up to three extra unlimited data SIMs for free, for 6 months and have one simple, low-cost mobile bill for the family.
Plus, you’ll all have 5G on the UK’s best network with free roaming in Europe.
How low can your bills go?
Joining us unlocks access to our exclusive, bill-shrinking Cashback Card.
It’s a top-up card that, every time you use it, can earn you up to 10% cashback that comes straight off your UW bill. And right now, new customers can get up to £150 in bonus credit loaded onto the card when they switch more than one service.
Save over £182 every month with the UK’s best mobile deal for multi-SIMs
Add three Unlimited Max SIMs for free for six months to Unlimited Max for £23 a month to keep the whole family connected for less with 99% UK coverage.
Vodafone | EE | O2 | Three | |
|---|---|---|---|---|
Savings for 1 SIM | £24 | £12 | £15 | £13 |
Savings for 4 SIMs | £135 | £57 | £35.40 | £69.40 |
Family multi-SIM benefits
By signing up to our Unlimited+ multi-SIM contract, your household will benefit from a wide range of features, including unlimited data for each SIM. Not only that, you and your family can all enjoy:
4G and 5G on compatible devices.
Wi-Fi calling for a crystal-clear connection
Monthly rolling contracts for flexibility
EU roaming included
Multiple data plans on one simple bill
Why choose UW for your family multi-SIM deal?
Flexible monthly contracts
With UW, you’re not committed to lengthy mobile phone plans. Our rolling contracts mean you’re never locked in. Discover all our mobile deals to find the perfect plan for you.
Nationwide coverage
With 99% UK coverage, you can always stay connected, even in locations with poor signal.
How to switch your mobile provider to UW
Order your SIMs
Our multi-SIM plans are available to both new and existing UW customers. New customers can sign up here, and if you’re a current UW customer you can add to your bundle on your online account. Or you can give us a call on 0333 777 0777.
Activate your SIM
Once you’ve selected the number of SIMs you want to add to your Unlimited+ plan, we’ll send them to you, and they should arrive in 3–5 working days. Simply activate your new SIMs in your online account or the UW app. Find out more about activating your SIM here.
You’re all set
Once your new SIM cards have been activated, they’ll be ready to pop into your phone, and you and your family will be all set.
A network you can rely on
When you switch your mobile provider to UW, you’ll get access to fast speeds and high-quality Wi-Fi Calling.
With 99% UK coverage available with both 4G and 5G. Use our mobile network checker to see what coverage you can get in your area.
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FAQs
A family plan is a special family SIM-only deal that covers multiple SIMs. With a family plan, you can choose a deal that ensures your whole household is connected, all as part of a single convenient bill.
When setting up your family with a mobile device, it’s important to make sure that any children are protected when using their devices online. To help give you as much information as possible, our online safety guide can point you in the right direction by providing useful tips to ensure your family can navigate the web safely on their new plan.
When choosing a UW Unlimited+ SIM-only plan, you can choose to add up to three additional SIMs. This gives you a maximum total of four SIMs that can be included in your family SIM-only plan.
If you have fewer than four SIMs on your UW Unlimited+ SIM-only plan, you can add additional SIMs easily by visiting your UW account and adjusting your plan.
You can activate your SIM in your online account or the UW app. Alternatively, you can activate your SIM by calling our automated activation line on 0333 003 5645 and following the instructions. You’ll be asked for the mobile number of the SIM and the birth year of the new owner of the SIM.
The Family SIM deal offers added savings when you take two or more SIMs, making it more cost-effective for households. For individual plans, explore our SIM-only deals for flexible options that meet your needs.
The Unlimited data SIM deals ensure that every family member can enjoy uninterrupted internet access without worrying about data limits, making it an excellent choice for households with high data usage.






