Skip to Content

  • iPhone - Hero

    SIM Only Deals

    Enjoy great value from only £3.99

    Compare Now

Top SIM Only Deals:

Vodafone SIM-only contracts from £10.50

Your choice of 12 months Spotify, Prime, YouTube Premium on selected plans
Inclusive roaming on selected plans
5G at no extra cost
Save on Broadband when brought together

View Deals


9 Reasons You’ll Be Happy With A SIM Only Contract


Keep your existing smartphone:


This is where the money saving is most potent. If you have an existing mobile phone then you are primed to take advantage of SIM Only contract deals.


Short-term contracts:


Choose from a 1 or a 12-month contract. The longer the term, the better the value. For more flexibility go for a 1-month rolling contract.




Keep your phone number:


It’s so simple and hassle free with little to no downtime. You can keep your number by following our guide on making the switch from one network to another.


Lower prices, better allowances:


When compared with a pay monthly mobile tariff, SIM Only packs in more minutes, data and texts for almost half the price.




Make calls to any UK network:


No matter which network you choose, they will all provide you with minutes that allow you to call other mobile networks that your friends and family might be on.


No need to top up like PAYG SIM cards:


The great advantage over pay as you go is that you won’t have to worry about running out credit and tediously top up every time you are low.




Tailored tariffs for iPhone and BlackBerry:


All the main networks now offer tailored packages for these phones and you can compare them on all on


Flexible tariffs designed for you:


There are now a very wide range of SIM Only deals to choose from whether you want something cheap and cheerful or a buffet style plan.


4G SIM only deals

SIM Only contracts are now available for 4G mobile phones with super-fast data download speeds. Read our guide to 4G & 4G SIM only for more information.

How Much Could You Save?

Use our special calculator and work out how much you could save by switching to a SIM Only Contract.

Calculate Savings

SIM only Calculator

Our Customer Feedback

“ is an easy to use and simple website”

Joseph Mendosa, Islington

“I’m now saving over £200 a year just by switching to SIM Only”

Linda Lydon, Stratford

“Great site for comparing SIM only contracts, thanks for your help Rosh”

Mo Mansoor, Hounslow

News from the Blog

As mentioned on:

the guardian

SIMOnlyContracts - Logo


My name is Rosh and I built this website back in March 2008 to help users easily compare the wide range of SIM Only deals available from different networks all in one place.

Having owned many mobile phones and contracts on different networks and having a passion for technology and finding the best deals, I understand how confusing and difficult it can be to save money particularly when there is so much choice available.

I hope that you will find this website useful and easy to use. If you have any questions about SIM only products or would like help choosing the right deal then please feel free to contact us with your queries or reach out to us via FacebookTwitter or Google+. operates on commission basis which helps to keep the site updated, advertised, improved and maintained. We do however try our very best to deliver you unbiased opinions and deals so that you can be confident that you will be saving money.

Featured offers

It’s difficult to find the best SIM-only deals so that’s why we’ll do our best to feature them where you can find them easily!

Filter and sort

On most other websites, and previously on our own too, it was tedious scrolling through networks and tariffs. This is why you can now compare all deals using our dedicated filter and sort engine.


Up to date and relevant deals

We do our utmost best to deliver accurate information, more deals and consistency across the site so that you can have confidence using this website over others. If on the rare occasion you to spot something that isn’t right then please let us know.

Get unbiased information and advice

Still not sure what SIM-only contract to get? We’re on hand to provide you with unbiased advice or more information where and when we can.

iPhone - Hand 2

The best SIM only contracts for the best iPhone!

Make the cost of owning your iPhone as low as possible with a SIM Only plan starting from only £5 per month.