MoneySavingExpert Founder, Martin Lewis · Editor-in-Chief, Marcus Herbert Chair, Martin Lewis · Editor, Marcus Herbert

Cheap Smarty Sim cards

Here are the cheapest Smarty Sim deals.

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Your top deals

● Currently your filters are set to 3GB+ data, 200+ mins and 500+ texts - but you can change them to suit you.
● These are today's prices, but providers often increase prices in line with inflation or a set % during the contract.
● All deals are for new customers. Existing customer? Call your provider to see if it'll offer you it (see haggling help).
4GB
5G data
UnltdUnltd Minutes
UnltdUnltd Texts
1mthContract
Monthly cost
£5/mth
Smarty
Customer service
Uses the Three network
Smarty
Customer service
Uses the Three network
Get deal*
Via Smarty
8GB
5G data
UnltdUnltd Minutes
UnltdUnltd Texts
1mthContract
Months 1-3
£3.50/mth
Thereafter
£7/mth
Equiv cost:Equivalent cost: 
£6.13/mth
Smarty
Customer service
Uses the Three network
Smarty
Customer service
Uses the Three network
Ends 26 Oct
Get deal*
Via Smarty
12GB
5G data
UnltdUnltd Minutes
UnltdUnltd Texts
1mthContract
Monthly cost
£7/mth
Smarty
Customer service
Uses the Three network
Smarty
Customer service
Uses the Three network
Get deal*
Via Smarty
50GB
5G data
UnltdUnltd Minutes
UnltdUnltd Texts
1mthContract
Monthly cost
£10/mth
Smarty
Customer service
Uses the Three network
Smarty
Customer service
Uses the Three network
Get deal*
Via Smarty
UnltdUnltd
5G data
UnltdUnltd Minutes
UnltdUnltd Texts
1mthContract
Monthly cost
£16/mth
Smarty
Customer service
Uses the Three network
Smarty
Customer service
Uses the Three network
Get deal*
Via Smarty

Is Smarty a good network?

Smarty is a Mobile Virtual Network Operator (MVNO) which uses Three's mobile network provide its mobile coverage. It's also owned and operated by Three.

In our most recent customer service poll, Smarty scored 7.4/10 based on 105 votes.

Does Smarty offer Sim plans for bad credit?

Smarty doesn't carry out credit checks when you apply for one of its one-month rolling Sims.

The cheapest Smarty Sim

The cheapest Smarty Sim costs £5/month and it currently offers unlimited minutes & texts and 4GB/month data. It's a one-month contract so you can cancel anytime. See cheap Smarty Sims.

Can I keep my mobile number if I switch to a Smarty Sim-only deal?

Yes, you can keep your old mobile phone number. If you're moving from another network, you'll need to text 'PAC' for free to 65075 to request your PAC (porting authorisation code). You will need to provide this to Smarty which should move your number over within one working day.

Can I use my Smarty Sim abroad?

You can use your UK allowances throughout the EU on all Smarty plans.

Can I get 5G enabled Smarty Sims?

Yes, Smarty offers 5G on all of its plans. However, be aware you'll need a 5G-compatible phone too.