A Data SIM works the same way as a phone SIM, but it will connect your tablet or other Mobile Broadband device to the internet through our network. We’ve got a whole host of Data SIM plans, from Unlimited Data SIM Only plans to Pay As You Go Data SIMs with no contract.
SIM Only deals
Take a look at our top SIM offers.
Why choose Three?
Frequently asked questions
A SIM Only contract is just that. No phone or tablet, just a SIM card with all the data, minutes and texts you need. Pick a Pay Monthly or Pay As You Go plan that suits you. We’ve got Pay Monthly phone contracts ranging from 1GB a month to Unlimited data SIM cards. You get extra flexibility with Pay Monthly, because you can join us on a 1, 12 or 24-month plan. And if you choose Pay As You Go there's no upfront cost.
If you don't want a new phone, but your current contract is up, then SIM Only is perfect. You get extra flexibility with Pay Monthly, because you can join us on a 1, 12 or 24-month plan. And a huge range of data options, from 1GB to Unlimited data plans. And if you choose Pay As You Go there's no upfront cost. Simply send a text to switch to Three and keep your number.
If you're currently using a Pay As You Go SIM, then you'll be able to leave at any time. If you're on one of our Pay Monthly SIM Only contracts, then you'll be able to cancel when that contract is up for renewal. The Pay Monthly SIM Only contracts last 1, 12 or 24 months.
Yes, with SIM Only you can still use all your favourite web messaging services, like WhatsApp and Facebook Messenger. Any data use will come out of your SIM plan allowance.
Yes, with a Three SIM you'll be able to use your device abroad. The process for activating Go Roam for your Three SIM differs slightly for Pay Monthly and Pay As You Go plans. You can find out more on our Go Roam page.