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Great coverage

1 month contract

Unlimited calls and texts

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All the data you need for less

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4GB

£6

8GB

£7

12GB

£8

30GB

£10

50GB

£15

Unlimited

£20

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All plans include

1 month plan, cancel anytime

Unlimited calls & texts

Unrestricted tethering in the UK

No credit check

Fast 4G & 3G data

No speed cap

All plans include WiFi Calling to supercharge your signal

Great

Based on 18606 reviews

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Very good service

Very good service

Helene Arkell

3 October

verry good

verry good i do it well

lynn sanderson

3 October

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Why choose SM4RTY?

Let's keep it simple

Commitment- free SIM plans

1 month plans. No contracts, no credit checks and no surprises at the end of the month. Cancel or change plans anytime. Pay in advance and enjoy the flexibility.

Add-ons that never expire

If you run out of data, add-ons are £1 per GB - the same as it costs on our Data discount plans. Buy them from your dashboard and keep them until you use every MB.

Truly unlimited calls & texts

To standard UK landlines and mobiles, and roaming within EU countries. Call and text your friends and family as much as you want. No catch.

Keep your number

Simply text 'PAC' to 65075 to get a code valid for 30 days. We’ll walk you through steps to enter this code to transfer the phone number you want to keep.

Save 10% on every SIM with a Group plan

Whether you’re bringing your family accounts together or adding an extra SIM for your tablet, get a SM4RTY Group plan and start saving.

Manage usage and payments for just 2 plans or up to a total of 8.

Save money, time, and stay flexible.

Save 10% on every SIM with a Group plan

Whether you’re bringing your family accounts together or adding an extra SIM for your tablet, get a SM4RTY Group plan and start saving.

Manage usage and payments for just 2 plans or up to a total of 8.

Save money, time, and stay flexible.

Get money back with our data discount plans

Check out our exclusive data discount plans and get money back for unused data at the end of every month.

FAQs

SM4RTY connects to 4G and 3G network wherever it can. SM4RTY is not compatible with 2G handsets. Check our coverage
Simply contact your previous network provider or text 'PAC' to 65075 to get a code valid for 30 days. This won’t disrupt your service. We’ll walk you through steps to enter this code to transfer the phone number you want to keep. Read more about switching
If you run out of data, data add-ons are £1 per GB - the same as it costs on our Data discount plans. To call an 084 or 087 number you can add an "Out of plan" add-on in £5 increments. Add-ons don’t expire. Read more about add-ons
Yes. If you’re travelling in the EU, everything works like home. Data comes out of your monthly allowance or data add-ons. Please see our price guide for information on our Fair Use Policy. Outside the EU, you need to add an “Out of plan” add-on. See the prices where you’re going.
No. Only Data Discount plans get money back for unused data. Look for the “Money back” icon on Data Discount plans.
Check out our contact us page for further information.
You can now use SM4RTY to make calls to other countries from the UK. International calls and texts are taken from your “Out of plan” add-ons. See the prices where you want to call
You can now use your SM4RTY plan abroad. In the EU it works like normal up to 20GB. Outside the EU, or to call internationally, you need to add an “Out of plan” add-on. See the prices where you're going
Don’t forget, you can always pause your plan temporarily if you’re unsure about leaving. Here are details on how to leave SM4RTY . We’re sad to see you go. If there’s anything we can do to help or learn from, please don’t hesitate to contact our customer support team.
Everything you need to know about our: prices, discounts, offers and add-ons if you’re a customer of ours. See our price guide
Have more questions?

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