SMARTY Reviews 

48,299
TrustScore 4 out of 5

4.1

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Review summary

Created with AI, based on recent reviews

Evaluating 5,805 reviews, reviewers had a great experience with this company. Customers are really happy with the excellent value for money and affordable pricing, often noting significant savings compared to previous providers. The user experience is frequently praised for being easy to understand, straightforward, and simple, especially when signing up, transferring numbers, or changing plans. Many people also appreciate the reliable network service and good coverage, even when roaming overseas. However, some people were dissatisfied with the customer service, citing difficulties in reaching a human, slow response times, or issues with resolving problems. A few other people also felt that the service could be unreliable at times, experiencing connection problems or periods without signal.

What people talk about most

Service

Customers consistently note ambiguous experiences with service, with many praising its reliability, ease of... See more

Price

Reviewers mention positive feedback about price, often highlighting competitive deals and excellent value for... See more

Value for money

Clients share positive opinions on value for money, with many reviewers highlighting the excellent pricing... See more

User experience

People report positive experiences with user experience, highlighting the ease of use for account... See more

Customer service

Reviewers highlight ambiguous aspects of customer service, with many expressing frustration over the lack of... See more

Reviews shaping this summary

Rated 4 out of 5 stars

This was the first time i had visited Europe using my Smarty sim. I wax a little dissapointed as on ny old sim i could make call, but could now only make calls using wattsapp, it wasn't the same. Also... See more

Company replied

Rated 4 out of 5 stars

There was a delay in getting my old number when I switched, but I did have some compensation from the company. Otherwise the service has been fine, no problem with reception. Roaming data is only 12gb... See more

Company replied

Rated 4 out of 5 stars

Would be good to have human contact, tried to inform you that my husband had died, sent email including copy of death certificate You said you would reply to me next day! Still waiting Disappointe... See more

Company replied

Rated 5 out of 5 stars

I switched to smarty in April, wanting a cheaper service that still gave me good coverage. I've not been disappointed! The coverage in my North west town is as good if not better than my previous EE... See more

Company replied


Company details

  1. Mobile Network Operator

About SMARTY

Written by the company

On a mission to make mobile simple and honest.


We started SMARTY because there's a better way to do things. Low costs, straightforward plans, transparent pricing and flexible deals.

We're on a mission to put the trust back into our industry by doing things properly.


SMARTY is powered by Three's strong and reliable network.


It covers 97% of the population, with fast speeds for browsing, gaming, downloading and emailing. You’ll also be able to enjoy 5G with SMARTY, where available.

100% ONLINE

No lunchtime queues, no trips to the high street. Skip the hassle and get it done yourself with our simple online dashboard.

ABSOLUTELY NO HOLD MUSIC

Got a question? We've got tons of useful articles to help. Still stuck? Our web support team are here for you, every day from 8am-8pm.

Refer and earn

Written by the company

Pick a pal. Pick up DOUBLE rewards.
Love being a SMARTY customer? When you're with SMARTY, you can refer-a-friend and when they join and renew for month three, you’ll both get up to £40 in rewards. Amazon.co.uk, PayPal, John Lewis & Partners, or Uber are yours to choose from. And you can refer as many friends as you like. - this is what we have on the RAF main page - so if we can either use this or just replace the 20 with 40
Get started
Go to smarty.co.uk. Choose a plan, order your SIM, and activate it when it arrives.

Roaming & International

Travelling or calling and texting abroad with SMARTY. Pay for what you use. Get what you don’t use back.

Travelling or calling and texting abroad with SMARTY.  Pay for what you use. Get what you don’t use back.
Travelling in the EU Use your SMARTY plan as normal Everything works like home. Data comes out of your monthly allowance or data add-ons. Calls and Texts are unlimited. No hidden charges. No extra costs.

Contact info

4.1

Great

TrustScore 4 out of 5

48K reviews

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4.1

All reviews

(48,299)

5,715 reviews in the last 12 months

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Rated 5 out of 5 stars

SMARTY provide an excellent all round…

SMARTY provide an excellent all round service, are easy to deal with and their App is very easy to use.

July 6, 2026
Unprompted review
SMARTY logo

Reply from SMARTY

We're so pleased to hear you find our service excellent all around Andy, easy to deal with, and our app very easy to use. We appreciate your positive feedback! - Tascha

Rated 5 out of 5 stars

Does What It Says On The Tin

Very easy to switch and such good value. I use an infinitesimal amount of data and other providers just want to quote for more and more data all the time, which isn't what I need; just reliability at an affordable price.
Regular emails to keep me up to date with my rolling contract.
Absolutely no complaints at all.

July 6, 2026
Unprompted review
SMARTY logo

Reply from SMARTY

We're delighted to hear that switching was easy and that you're finding such great value with us! It's wonderful to know that our affordable and reliable service, along with our regular updates, meets your needs perfectly. Thank you for your fantastic feedback! - Tascha

Rated 5 out of 5 stars

Great value for money SIM cards

Great value for money SIM cards, with good coverage (based on the Three network)

July 5, 2026
SMARTY logo

Reply from SMARTY

We're so happy to hear that you find our SIM cards offer great value and that you're pleased with the network coverage Laura! Thanks for sharing your positive feedback. - Tascha

Rated 5 out of 5 stars

So easy to change and transfer my…

So easy to change and transfer my number. I’d had problems previously with another company but Smarty were’smart’!.

July 27, 2025
Unprompted review
SMARTY logo

Reply from SMARTY

We're so pleased to hear you found the process of changing and transferring your number so easy with us Caroline! It's great to know we could provide a smooth experience. - Tascha

Rated 1 out of 5 stars

Used to be good till.. scammy

Used to like them till they suddenly without warning cut my data amount to less than half then tried to upsell their overpriced data addons.. they forgot about customer loyalty and became scammy.

July 6, 2026
Unprompted review
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Reply from SMARTY

Hi Jonathan, we're sorry that this has been your experience! We always have different promotions running so if the one you were on has since expired I'd recommend getting in touch with our customer care team so you can discuss alternative plans that suit your needs and save you money https://smarty.co.uk/contact - Tascha

Rated 1 out of 5 stars

This is absolutely ridiculously bad signal for the second month running.

(Edit: Thanks for the reply. The signal was amazing for months so I know my area can have good signal when all is working well, I'm sorry you haven't been able to fix whatever the issue is but I've ordered a sim from a different company because I need my phone for work and as a carer of a man with Ms I need good signal so he can contact me, hence I'm borrowing his WiFi as its the only way I have been able to consistently stay in touch with him these past 2 months. Maybe I will come back if you fix the issue as, as I say, when it's working it works great and is a great price. And as an update I'm still using wifi today as signal is non existent for Internet again and hasn't improved since I wrote this. )
This is absolutely ridiculous. Payment for this month went out on the 12th of June. It's now the 6th of July and I would say I've probably had 4 or 5 days of good signal. The rest has been so bad I have to borrow a neighbour's WiFi just to be able to use my phone. This is the second month of this awful service. I kept an open mind that it might improve but it is ridiculously bad. Right now my phone is showing zero signal from smarty. I've spoken to customer support and there is a problem locally with a mast but this is a complete waste of money for me. If I get a weeks worth of signal out of this month's payment I will be surprised.

July 6, 2026
Unprompted review
SMARTY logo

Reply from SMARTY

Hi Claire, we're sorry to hear you've had issues with the service. As with all networks, some areas can have stronger coverage than others, but you can check the status of the network in your area here: https://smarty.co.uk/network-status-checker - Tascha

Rated 5 out of 5 stars

Easy to use

Easy to use, great service. Good price in comparison with other providers, great value for money.

July 3, 2026
SMARTY logo

Reply from SMARTY

We're so pleased to hear you found our service easy to use Judith and experienced great value. It's wonderful to know you're happy with our pricing compared to other providers. - Tascha

Rated 5 out of 5 stars

It’s been pretty good

It’s been pretty good, the coverage is sometimes a bit weak - but that’s acceptable for the price I’m paying! Overall I’m happy with the service they offer, would recommend!

July 2, 2026
SMARTY logo

Reply from SMARTY

We're so glad to hear you're happy with the service and would recommend it Phil! We understand that coverage can sometimes be a bit inconsistent, and we appreciate your understanding given the value. Your feedback is truly valuable to us. - Tascha

Rated 5 out of 5 stars

A very competitvly priced deal

A very competitvly priced deal with great connectivity

July 5, 2026
SMARTY logo

Reply from SMARTY

We're happy to hear you found our deals competitively priced and our connectivity great! Thank you for sharing your positive experience. - Tascha

Rated 5 out of 5 stars

Good service at reasonable price

Good service at reasonable price. So far all been good

July 5, 2026
SMARTY logo

Reply from SMARTY

We're so glad to hear you're happy with our service and appreciate the reasonable pricing Faz. Thank you for your positive feedback! - Tascha

Rated 5 out of 5 stars

Been with Smarty for a few Years

This company in my experience has tariffs at a good price. The network is good too. They have add-ons where you can use your phone without being overcharged for roaming. I used my phone in Grenada. I didn't need to go out and purchase a SIM. I am happy with Smarty.

June 4, 2026
Unprompted review
SMARTY logo

Reply from SMARTY

We're so pleased to hear you're happy with our service Suzanne, especially the good tariffs and network. It's wonderful that you found our add-ons for roaming so useful during your trip to Grenada! - Tascha

Rated 5 out of 5 stars

I switched to smarty in April

I switched to smarty in April, wanting a cheaper service that still gave me good coverage. I've not been disappointed! The coverage in my North west town is as good if not better than my previous EE provider. I'm on an excellent value package that I can change each month if I wanted. Only once in 3 months I had a connection problem which seemed to resolve in a couple of hours.

July 5, 2026
SMARTY logo

Reply from SMARTY

We're so pleased to hear you're enjoying excellent coverage in your North West town Linda, even surpassing your previous provider! It's fantastic that you're finding our flexible plans and value to be a great fit. Thank you for your wonderful feedback! - Tascha

Rated 5 out of 5 stars

Everything has just been smooth

Everything has just been smooth, from ordering to moving over

July 5, 2026
SMARTY logo

Reply from SMARTY

We are so pleased to hear that your experience, from ordering to moving over, was smooth Steven. Thank you for your positive feedback; it means a lot to us. - Tascha

Rated 4 out of 5 stars

My problem as an 84 year old women is…

My problem as an 84 year old women is how to make calls to the USA. Pretty confusing to figure it out on your site. Can I jus dial the U SA and pay 19p a minute or is there more to it. A simple explanation would be much appreciated. Thank you

June 15, 2026
SMARTY logo

Reply from SMARTY

Hi Nancy, you'll need to purchase an out of plan add on via your dashboard to make chargeable calls. Once you've successfully purchased this you can make the international call on your phone. - Tascha

Rated 5 out of 5 stars

Excellent Service with One Suggested Improvement

Overall, I am very satisfied with SMARTY and have had an excellent experience using the service. I consistently enjoy reliable coverage and a strong data connection wherever I travel, which has made it an excellent network for my needs.

The only area I believe could be improved is data coverage in the Isle of Man and Jersey. While calls and texts may be available, mobile data is currently not included in the data allowance for these destinations. As these are popular travel destinations, particularly for UK travellers, it would be a significant enhancement if SMARTY could include both the Isle of Man and Jersey within its standard data coverage.

Adding these destinations to the data pack would make an already excellent service even better.

July 5, 2026
SMARTY logo

Reply from SMARTY

We're so happy to hear you've had an excellent experience with our service and appreciate your positive feedback regarding reliable coverage and a strong data connection Màrton! We understand your desire for data coverage in the Isle of Man and Jersey, especially given their popularity with UK travellers. We are always looking for ways to enhance our service and will certainly take your valuable suggestion into consideration as we review our offerings. Thank you for helping us make our service even better. - Tascha

Rated 5 out of 5 stars

No problems great service and value for…

No problems great service and value for money

July 2, 2026
SMARTY logo

Reply from SMARTY

We appreciate your 5-star review Trevor! We're so glad you experienced great service and found excellent value. We are delighted to have you with us. - Tascha

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