Get your free Pay As You Go SIM.
No contract. No credit checks. No problem.
Discover Data Packs.
Make your money go further on Pay As You Go with a Data Pack. Choose as much monthly data as you want, and get Unlimited minutes and texts included.
The big
data boost
Get up to double the data on our best-value Data Packs.
Big data boost
£10
12GB
Was 6GB
Double
data
Unlimited minutes
Unlimited texts
Go Roam
5G Ready
Big data boost
£15
30GB
Was 20GB
Unlimited minutes
Unlimited texts
Go Roam
5G Ready
£20
50GB
Unlimited minutes
Unlimited texts
Go Roam
5G Ready
£35
Unlimited
Unlimited minutes
Unlimited texts
Go Roam
5G Ready
You can buy 1 Data Pack a month and your allowance lasts 1 calendar month. 12GB and 30GB offers available until 09/11/2021. See our Data Pack page for more info.
Order your free
Pay As You Go SIM.
Your details
Why Pay As You Go?
Auto-renew
Choose auto-renew and get the same Data Pack automatically every month. Cancel anytime, or switch to a different one for ultimate flexibility.
Real-time info
Track your spend and usage instantly on the Three Pay As You Go app.
Flex your spend
Choose how much you spend each month.
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Why choose Three?
Our combined 3G & 4G network covers 99% of the UK outdoor population.
According to Ookla, our 5G's the fastest around.
A big network for the little connections that make life richer.
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.