Pay As You Go support

All you need to know about Pay As You Go.
Already set up? See our handy how-to guides.

Pay As You Go support

All you need to know about Pay As You Go. Already set up? See our handy how-to guides.

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Let's get started

1. Install your Three SIM card

Put your new SIM in your phone. If you need help with this, check your phone’s user manual. Once your SIM’s installed, we’ll text you your new number.

Illustration of SIM card being installed into a phone.
Screen grab of the Three UK app in the Apple App Store on an iPhone.

2. Get the Three Pay As You Go app

Our app lets you top up, check your usage, and buy Data Packs. It’s the easiest way to manage your account with us.

Download on the App Store Get the Three App on Google play.

3. Top up your credit

Adding credit to your account is simple. It can be done on our app, by logging in to your account, or anonymously through your browser.

Screen grab of the top up page of the Three UK app on an iPhone.
Screen grab of the Data Packs page of the Three UK app on an iPhone.

4. Choose how to use your credit

There are two ways to use Pay As You Go with us. You can either spend your credit at our normal rates, or exchange it for a Data Pack – a monthly bundle of minutes, texts, and data. Data Packs are great value for money and can be bought in-app.

Data Packs give you more

Make your money go further. Choose your monthly data, and get unlimited minutes and texts included. Plus, you can Go Roam at no extra cost. And there's no contract, so you can cancel anytime. Or auto-renew to keep it going.

Summer Data Boost Offer ends 22 September

30GB

Was 25GB


Unlimited minutes
Unlimited texts
No contract

£15

Becomes 40GB
when you auto-renew.

Summer Data Boost Offer ends 22 September

16GB

Was 8GB


Unlimited minutes
Unlimited texts
No contract

£10

Becomes 20GB
when you auto-renew.

All Data Packs

50GB

Unlimited minutes
Unlimited texts
No contract

£20

Unlimited

Unlimited minutes
Unlimited texts
No contract

£35

You can buy 1 Data Pack a month and your allowance lasts 1 calendar month. For more info, See our Pay As You Go terms and auto-renew terms. Extra data deal available on selected Data Packs when you set up auto-renew on the Three Pay As You Go App by 22.09.22, for up to 12 months.

All our Data Packs include:

Go Roam
Use your Data Pack allowance to call and text back to the UK, and get online, in over 71 destinations.

Three+
Enjoy exclusive offers from brands you love like Uber Eats and Cineworld. Find out more.

5G Ready
All our SIMs get access to our 5G network - at no extra cost.

Three - Lady

Top ups to suit you

Whether you prefer a monthly Data Pack, or to use your credit as you go, it's quick and easy to top up online.

More ways to Top up

By app

Save your card details in the Three Pay As You Go app to top up within seconds. Available on both IOS and Andriod

By voucher

Get a Top-up voucher from loads of retailers, without needing any card details.

By phone

Dial 444 free from your Three phone, or +44 7782 333 444 if youre using another phone.

Handy how-tos

Add-ons & managing your spend

Buying and managing Add-ons

Buying and managing Data packs

Buying and managing Top-ups

Making payments

Setting a roaming spend limit

Managing your services

Managing services on your account

Turning adult content on and off

Need to get in touch?

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Need more info?

Price guide

Go to our price guide to learn about our pricing.

Terms and conditions

See our general terms here. You’ll find specific info about your plan in your welcome text.

Returns

Check out our returns policy for info on your rights.

Keep your SIM active

To keep your Pay As You Go SIM active, use it at least once every 180 days. Just make a call, send a text, use data, or top up. See our terms for more details.

Why choose Three?

The UK's Fastest 5G Network


According to Ookla, our 5G's the fastest around.

More about our network

Go Roam


Use your Data Pack allowance to call and text back to the UK, and get online, in over 70 destinations at no extra cost. Up to 12GB

Explore Go Roam

99% UK Coverage


Our combined 3G & 4G network covers 99% of the UK outdoor population.

Discover our big network

Best Network for Roaming Winner 2022 by Uswitch

We’re proud to have been voted the ‘Uswitch Best Network for Data Winner 2021’ by a panel of leading news, tech and consumer finance journalists.