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Fixed price,
unlimited everything else

Unlimited data, calls and texts

Per month
Get plan

Also works with tablets,
dongles and more.

Our Unlimited data SIM only plans also work with tablets and mobile broadband devices like dongles and WiFi routers. Simply choose your plan, pop your SMARTY SIM in, and you're good to go.


Why choose SMARTY?

SIM only, unlimited data

No contracts, no credit checks and no surprises at the end of the month with our Unlimited SIMs.

Unlimited data plan, no speed restrictions

All the internet you need without worrying about hefty bills and data speed restrictions. You can tether it too!

Unlimited UK calls and texts – on all plans

Call your friends and family as much as you want. No catch.

Epic 4G coverage

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We're powered by the Three network, which means fast 4G or 3G for 98.3% of the UK population. Check coverage
Unlimited spot I'm new





4G & 3G Data, UK calls & texts

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Check our 4G & 3G coverage


SMARTY connects to 4G network wherever it can. SMARTY is not compatible with 2G handsets.

Check our coverage

No need to change your number


As soon as your SIM is activated you can port your number to SMARTY. You’ll just need a PAC code from your current network.

Adding data or credit


If you run out of data it’s £1.25 per GB - the same as it costs in your plan. To call an 084 or 087 number you can add credit in £5 increments. Add-ons never expire.

Find out more about add-ons

A bit about tethering


You can tether and hot-spot all of your data with no speed restrictions

Contacting us


The SMARTY team are available to chat online 8am to 8pm, 7 days a week (excluding Bank Holidays). Go to the contact us page and click the little green icon in the bottom-right to start.

Calling abroad


You can now use SMARTY to make calls to other countries from the UK. Calls and texts are taken from your cash balance. See the prices where you want to call.

Roaming & International


You can now use your SMARTY plan abroad. In the EU it works like normal, however you are limited to 19GB data. Outside the EU, or to call internationally, you need to top up your cash balance. See the prices where you're going.

About our pricing


Everything you need to know about our: prices, discounts, offers and Add-Ons if you’re a customer of ours. See our price guide.