A 30-day SIM-only deal gives you lots of flexibility, allowing you to change your plan as required. Compare the best one-month rolling SIM cards from just 99p/month.
In the UK, you can now get a really competitive SIM-only deal on a 30-day rolling basis. These one-month rolling deals give you lots of flexibility, as you’ll be able to change or cancel your plan as required. On top of that, many 30-day plans are available with no need for a credit check, allowing you to sign up with the minimum of hassle.
In this article, we’ll look at the best 30-day rolling SIM-only deals in the UK. We’ll start with an overview of the available options, before looking at the deals available on each network in more detail. We’ll also look at how you can keep your current phone number when switching to another network.
|30 Day SIM Only Plans:||From 99p per month|
|Calls & Texts Only:||£4 for unlimited calls & texts on ASDA Mobile
(with 4G coverage on Vodafone)
|Best For Light Use:||99p for 3GB data on Lyca Mobile
(new customers only, £4.75 after 3 months, with 5G coverage on EE)
|Best For Medium Use:||£5 for 20GB data on Lyca Mobile
(new customers only, £10 after 6 months, with 5G coverage on EE)
|Best For Heavy Users:||£7 for 100GB data on Lyca Mobile
(new customers only, £20 after 6 months, with 5G coverage on EE)
|Best For Unlimited Data:|
- 1 Overview of 30 Day SIM Only Deals
- 2 Compare 30 Day SIM Only Deals
- 3 30 Day SIM Cards: By Provider
- 4 Keeping Your Phone Number
- 5 More Information
Overview of 30 Day SIM Only Deals
In the UK, some of the most competitive mobile deals can now be found in the 30-day rolling SIM-only market. These are one-month rolling plans that start from as little as 99p per month for unlimited minutes, unlimited texts and an allowance of data.
As well as saving you money and giving you lots of flexibility (e.g. to change or cancel your plan as required), many 30-day rolling deals are also available with no need for a credit check. This will depend on the mobile network and the deal you choose, but it can save you a lot of time and hassle when signing up.
At present, Lyca Mobile is our recommended provider for a 30-day rolling SIM-only deal in the UK:
At present, Lyca Mobile is our recommended provider if you’re looking for a 30-day rolling SIM-only plan in the UK. As well as getting a SIM-only deal with lots of flexibility, you’ll get access to EE’s 4G & 5G network on Lyca Mobile.
As a special offer for October 2023, Lyca Mobile is offering exclusive introductory discounts when you sign up as a new customer on their network. This makes it possible to get a 30-day rolling SIM-only plan with 3GB of data for as a little as 99p per month for 3 months (then £4.75 per month).
If you’re looking for more data, there’s 10GB data for £1.99 per month for 3 months (then £6.50 per month) or 20GB data for £5 per month for 6 months (then £10 per month). Heavy data users can get 100GB data for £7 per month for 6 months (then £20 per month) or unlimited data for £9.99 per month for 6 months (then £25 per month).
There’s no contract and no credit check when you sign up to Lyca Mobile. You’ll also be able to pause, change, or cancel your plan at any time.
Apart from Lyca Mobile, there are 12 other mobile networks that also offer a 30-day rolling SIM-only deal. The following table shows an overview of the networks you can choose from, along with the coverage that’s available on each one:
|Mobile Network||30 Day SIM Only Deals From||Easy Sign Up?||Coverage Provider|
|ASDA Mobile||£4 per month||No credit check||Uses Vodafone|
|EE||Credit check required||Uses EE|
|giffgaff||£6 per month||No credit check||Uses O2|
|Honest Mobile||£13.50 per month||No credit check||Uses Three|
|iD Mobile||£6 per month||Credit check required||Uses Three|
|Lebara Mobile||£5 per month||No credit check||Uses Vodafone|
|Lyca Mobile||£4.75 per month
(£0.99 for 3 months)
|No credit check||Uses EE|
|O2||£20 per month||Credit check required||Uses O2|
|SMARTY||£6 per month||No credit check||Uses Three|
|Talk Home||£5 per month||No credit check||Uses EE|
|Talkmobile||£4.95 per month||ID check required||Uses Vodafone|
|Three||£19 per month||Credit check required||Uses Three|
|Vodafone||£25 per month||Credit check required||Uses Vodafone|
|VOXI||£10 per month||No credit check||Uses Vodafone|
Compare 30 Day SIM Only Deals
You can use the following interactive comparison table to find the best 30-day SIM-only deal for you. You can use the filters above the table to select how much data you’d like, as well as the mobile networks you’re happy to consider.
Showing 99 of 99 price plans that match your criteria
for 3 months, then £4.75/month
for 3 months, then £5.90/month
for 3 months, then £8.50/month
for 3 months, then £6.50/month
for 6 months, then £10/month
for 6 months, then £20/month
for 3 months, then £15/month
for 6 months, then £25/month
for 3 months, then £25/month
To learn more about each individual provider, read on through the rest of this article.
30 Day SIM Cards: By Provider
In the following section, we’ll look at each of the individual mobile networks that are offering a 30-day rolling SIM-only plan in the UK.
ASDA Mobile is the SIM-only mobile network from the UK’s third largest supermarket brand. It’s operated in partnership with Vodafone, who provide all of the underlying coverage on ASDA Mobile’s SIM-only deals.
At present, you can get a one-month rolling SIM-only plan on ASDA Mobile from just £4/month for unlimited minutes and unlimited texts. This plan doesn’t come with any data included. However, you can upgrade to their £5/month plan which comes with 3GB data per month.
There’s no contract and no credit check on ASDA Mobile’s one-month rolling SIM-only plans. This means you can easily change or cancel your plan at any time. If you want access to Vodafone’s 5G network (with a maximum download speed of 150Mbps), you’ll need to choose their £10 plan or above.
The following table shows ASDA Mobile’s one-month rolling plans:
There are also a range of unlimited data plans on ASDA Mobile. These vary based on the maximum download speed you’re able to obtain:
For more information, see our ASDA Mobile review.
Tariff Information: ASDA Mobile Website
If you’re looking for a one-month rolling SIM-only plan on EE, prices currently start from £18 per month.
EE’s cheapest SIM-only deals can be found in their No Frills range. When you choose a No Frills SIM card, there’s a maximum download speed of 25Mbps. You also won’t get Data Gifting or Stay Connected Data.
The following table shows EE’s one-month rolling ‘No Frills’ SIM-only deals:
For download speeds of up to 100Mbps, along with access to the Data Gifting and Stay Connected Data features, you can choose an EE Essential SIM card instead.
At present, the Essential SIM cards start from £21 per month on a one-month rolling basis.
Unfortunately, EE’s Smart and Full Works plans are not available on a one-month rolling basis. You’ll need to choose a longer 12-month or 24-month contract from EE to get Inclusive Extras such as Netflix or TNT Sports.
For more information, see our guide to EE’s SIM-only deals.
Tariff Information: EE Website
In the UK, giffgaff offers 4G & 5G coverage from O2, with no need to sign a contract and no need for a credit check to get their deals.
You can get giffgaff’s one-month rolling plans from £6 per month:
These plans are also referred to as ‘golden goodybag’ plans. To qualify, you’ll need to have your payment card details saved inside your giffgaff account. You’ll also need to have the ‘recurring goodybag’ setting switched on.
If you want the option to manually purchase your one-month plan from Pay As You Go credit, you can get one of giffgaff’s regular Pay As You Go plans instead.
Tariff Information: giffgaff Website
In the UK, Honest Mobile calls itself the mobile network that’s “better for people and the planet”. At present, you can get a one-month rolling SIM card from £13.50 per month on Honest. This will give you access to 4G & 5G coverage from Three’s network.
The unique selling point of Honest Mobile is the fact they’ll remove the carbon footprint of your phone, twice over. You can also get a loyalty discount of up to 30%, meaning the price of your plan will reduce over time.
For more information, see our Honest Mobile review.
Tariff Information: Honest Mobile Website
iD Mobile is the low-cost mobile network from the Carphone Warehouse. They offer 4G & 5G coverage from Three on the following 30-day plans:
You’ll need to undergo a credit check when you sign up to one of these deals from iD Mobile.
Tariff Information: iD Mobile Website
In the UK, Lebara Mobile is a specialist provider of low-cost SIM cards, which are available from just £5/month with no contract and no credit check required. You’ll get 4G & 5G coverage from the Vodafone network.
As a special offer for October 2023, you can get 3 months half price on all of Lebara Mobile’s SIM-only plans. This makes it possible to get a Lebara Mobile SIM card from as little as £2.50/month for 3 months. Simply enter KEN3 as your voucher code at checkout.
For more information, see our guide to Lebara Mobile’s SIM-only deals.
Tariff Information: Lebara Mobile website
The best Lyca Mobile deals are available when you sign up as a new customer. This will allow you to take advantage of their introductory offers that start from just 99p/month.
The following table shows Lyca Mobile’s best SIM-only deals:
It’s worth noting that you’ll get an introductory period of 6 months on the plans with 20GB data or more per month. The cheaper plans come with a reduced price for the 3 months.
Once you’ve signed up to Lyca Mobile, you can change or cancel your plan at any time. For more information, see our full guide to Lyca Mobile’s SIM-only deals.
Tariff Information: Lyca Mobile website
At present, O2 offers one-month rolling SIM cards from £20 per month when you sign up directly on their network. This will give you access to the O2 Priority app, with offers such as a free coffee and a free sausage roll from Greggs each week.
Tariff Information: O2 Website
The following table shows SMARTY’s 30-day SIM-only deals:
For more information, see our SMARTY mobile review.
Tariff Information: SMARTY website
Talk Home Mobile
Talk Home Mobile is a low-cost SIM-only provider, with 30-day plans that give you access to EE’s 4G & 5G network. There’s no contract and no credit check required on these plans.
The following table shows Talk Home Mobile’s latest 30-day SIM cards:
For more information, see our Talk Home Mobile review.
Tariff Information: Talk Home website
In the UK, Talkmobile is a low-cost sub-brand of Vodafone. Some of their plans are available on a 30-day rolling basis from just £4.95 per month. This will give you access to Vodafone’s 4G and 5G networks in the UK.
For more information, see our guide to Talkmobile’s SIM-only deals.
Tariff Information: Talkmobile Website
If you’re looking for a one-month rolling SIM card on Three, prices currently start from £19 per month. This will give you unlimited UK minutes, unlimited UK texts, an allowance of mobile data, and access to Three’s 5G network. You’ll also get access to the Three+ app with exclusive offers such as a £1 coffee from Caffè Nero each week.
You can get the following SIM cards from Three on a one-month rolling basis:
Tariff Information: Three SIM Only Deals
At present, Vodafone offers one-month rolling plans on their network from £25 per month. You can choose a Vodafone Red plan for a limited data allowance and access to 5G. Alternatively, there’s a range of Vodafone Unlimited data plans, where the maximum download speed varies based on the plan you choose.
It’s also possible to get a Vodafone Pay As You Go plan on a one-month rolling basis. This will be cheaper than a 30-day SIM-only plan but you’ll be restricted to 4G speeds.
Tariff Information: Vodafone Website
VOXI is a low-cost sub-brand of Vodafone, offering one-month plans with no contract and no credit check required.
All of VOXI’s SIM-only plans come with unlimited social media data. This means you’ll be able to use selected social media and messaging applications such as WhatsApp, Facebook and Twitter without it counting towards your download limit.
On VOXI, it’s possible to get unlimited data for £30/month. It’s different from the unlimited social media, unlimited music and unlimited video offers as you’ll be able to use your unlimited data for anything you like.
For more information, see our VOXI review.
Tariff Information: VOXI Website
Keeping Your Phone Number
If you’re changing mobile networks, it’s a straightforward process keeping your current phone number. Simply ask your current mobile network to give you a PAC Code, by texting PAC to 65075. You can then give this to your new mobile network once you’ve signed up.
For step-by-step instructions on how to transfer your phone number, please select your current mobile network, followed by the mobile network you’re planning to join: