Free Pay As You Go SIM

Enjoy total flexibility with no commitment. Order your free SIM today and add a Data Pack for your minutes, texts, and data – they’re much better value than Top-Ups.

Get more data for less with our auto-renew Data Packs 

Buy a Data Pack and set-up auto-renew to save 10% and get up to 50GB extra data on us.

Three gives you more

You get lots of great Pay As You Go benefits. Plus, you can get unlimited calls and texts when you choose one of our Data Packs.

How to get started with Pay As You Go

1. Get your free SIM

Add your SIM to basket and complete checkout. It should arrive in the post in 1 – 3 days.

2. Download the app

It’s the quickest way to set up your SIM and manage your account.

3. Get a Data Pack and save on auto-renew

Get started by adding data with a Data Pack. Save more with auto-renew and cancel at any time.

Exclusive extras

40GB for £15. When you auto-renew.

Go Roam

Use your UK allowances in over 70 destinations around the world at no extra cost. You can call, text and enjoy up to 30GB of data, depending on your Data Pack.

Three+ rewards app

Download the Three+ rewards app today and enjoy exclusive offers from the brands you love. Whether you like eating out or catching a movie, there's more to life with Three+.

Pay As You Go phones

Looking for a brand new device on Pay As You Go? Check out our range and find your perfect fit.

Switch to Three

Moving your number over to Three has never been easier. You can switch in minutes, and keep your number with a simple text.

Here to help

We do everything we can to make topping up as quick and easy as possible. But if you're having any issues, we're here to help.

Frequently asked questions

Go to  www.three.co.uk/shop/sim-only/payg and select the Pay As You Go plan when adding to your basket.

No need to choose a Data Pack – skip this by hitting Continue to get your free SIM.

Why choose Three?

Based on analysis by Ookla® of Speedtest Intelligence® data for Q3-Q4 2024. Ookla trademarks used under license and reprinted with permission.