Best Unlimited Data Plans UK

Whether you are a serial streamer, social media butterfly, or gamer, the unlimited data plans will definitely give you peace of mind when you browse the internet on your device. Such data plans are an excellent option for those looking to empower themselves through data on the move. Most networks are now incorporating 5G into their deals, making an investment in unlimited data plans pretty tempting.

However, choosing the rightmost plan includes certain factors that you should be mindful of. As a rule of thumb, you should compare the unlimited data SIM cards and make an informed choice.

Tired of running out of data and are searching for the best unlimited data plans UK? Here, we’ve rounded up the ultimate deals that are worth giving a try. Scroll down the page to the bottom and get a quick rundown of the 9 best telecom providers offering unlimited data plans to ease the customers. Pick any of these plans and you will never be caught short.

Overview of Unlimited Data Plans UK

Mobile Network	Coverage Provider	Plan Length	Monthly Cost
ID Mobile	Three	24 months	£16.00
Smarty	Three	1 month	£20.00
Three	Three	24 months	£11.00
Lebara	Vodafone	12 months	£22.5
Vodafone	Vodafone	1 month	£23
Laycamobile	O2	1 month	£25
O2	O2	24 months	£30
EE	EE	24 months	£35
Voxi	Vodafone	1 month	£30

Best UK Unlimited Data Plans Phone Plans

Here, we have listed the 10 best Unlimited Data Phone Plans that are worth spending for. Keep on reading the page and pick the option that matches your requirements and fits your budget.

1. ID Mobile Unlimited Data Plan – £16.00/month

ID Mobile is a value-for-money telecom provider offering a variety of cheap, rolling monthly SIM-Only deals to facilitate the users. Whether you’re after the latest phone or just a SIM-only plan, they’ve got fantastic deals to entice the customers. ID Mobile is an MVNO, operating on a Three network. They also give access to 5G o a selected range of Pay Monthly phones.

Moreover, ID mobile plans come with free inclusive roaming across the European Union (EU). Also, the roaming charges outside the EU are also budget-friendly so you can travel anywhere in the world without having to worry about the roaming plans.

If you already have a phone and are searching for the best SIM deal, ID Mobile offers a massive range of plans, from small to larger data allowances. All SIM deals come with 30-day rolling and include data capping and rollover. Just like other networks, this MVNO believes in keeping things simple and hassle-free. It emphasizes budget plans, whether it’s SIM offers or long-term contracts.

While the users cannot select the premium handsets, they can find a decent range of budget and mid-range options from Nokia and Motorola with low to medium data allowances. Remember that it won’t offer many extras, but the data rollover is an ideal feature to ease the customers.

The contracts tend to be between 12 and 24 months, but you won’t be asked to pay an upfront charge on your new handset. Speaking of the coverage, ID Mobile covers 99% of the population across the country, thus eliminating the chance of network error and call drops.

Currently, this MVNO offers multiple plans. Check them out here.

Network	Min/Text	Data	Plan Length	Monthly Cost
	Unlimited	Unlimited	24 months	£16.00
	Unlimited	Unlimited	12 months	£18.00
	Unlimited	Unlimited	1 month	£20.00

All these plans offer unlimited minutes and texts so you can stay in touch with your near and dear ones without thinking much. Customers can either opt for the 1-month plan if they are new or don’t prefer keeping long-term contracts. Or else, they can choose the long-term plans as they are cheaper than the monthly contract.

However, just like other networks available on the market, ID Mobile also comes with a specific set of cons. It has data capping, which means that you have a certain limit on the monthly data allowance, even if you opt for the unlimited data plans UK. Also, it runs a credit check when you apply Sim-Only plan or Pay Monthy plans. Hence, if you want to join the network without getting your credit checked, then Pay as you go is the only option. 

All ID Mobile plans come with inclusive EU roaming, so you can easily travel within Europe without having to worry about the roaming charges.

2. Smarty Unlimted Data Plan – £20.00/month 

The second-best unlimited data sim plan is offered by Smarty Mobile. This network is famed for offering a number of low-cost SIM-only plans to entice the customers of all budgets and preferences. This telco provider uses the Three Network; hence, offers 3G, 4G, and 5G services.

This mobile network promises to offer simple and transparent deals with no hidden charges. The best thing about its unlimited data plan is that the network has no speed cap so you can enjoy seamless browsing and streaming without any hassle. Also, this network offers EU roaming so that customers can use their plan in Europe with a 12GB of fair use limit.

The plans offered by Smarty Mobile are available on a rolling monthly basis, rather than typing you in for a year. Hence, there’s no minimum term and you can easily use the entire allowance for hotspot tethering if needed. It means that you can simply connect a PC or tablet to your mobile data connection and use it for browsing the internet or streaming your favorite content. Also, since you are paying them in advance, this telco provider doesn’t require a credit check.

Scroll down the page to learn more about Smarty’s unlimited plan here.

Plan	Plan Length
£20 per month	1-month plan	View Plans »

The plan comes with 3G and 4G data, unlimited UK calls, and texts. Unlike other network providers, It truly offers unlimited data with no restrictions or speed caps. Furthermore, you can cancel it at any point in time without giving any explanation.  The plan also offers 5G speed with 5G-enabled devices. It allows unrestricted tethering with no caps as long as you are in the UK. The plan also includes WiFi calling to supercharge your signal.

If you are convinced with the plan, then order your SIM by visiting the official website and it will arrive in two days. Activate your SIM card, transfer your number, and you are good to go. It comes with no contracts and no credit checks. Pay in advance ad enjoy the true unlimited option.

Smarty Mobile offers three extra plans, known as Data Discount Plans, that offer money-back on any unused data. For every GB not used, you can receive £1 back. The price plans compare favorably with the competition, especially when you take into account the absence of a minimum term contract.

However, since it comes with a no-frill approach, there are no added perks to speak of. What’s really unique about Smarty Mobile is how it handles your data allowance. Unlike other networks that offer data rollover facilities, Smarty does things differently and provides the cashback. 

There’s also a possibility of getting a free month’s allowance. If you refer a friend to Smarty Mobile, you’ll both get a free month, which is an added advantage. This can be done with multiple friends. You can get a maximum of 12 friends to sign up. If you get them all, you’ll enjoy a whole free year.

3. Three Unlimited Data Plan -£11.00/month 6 months half price – £22 from month 7

Counted among the best network provider in the country, Three Mobile offers flexible and budget-friendly unlimited data plans UK. The best thing is that customers are free to use their alliance in over 70 destinations around the world.

Three Mobile is one of the prominent networks in the country, offering good network coverage and affordable SIM-Only deals. One of the Three’s primary selling points is its unlimited data plans. It offers plenty of deals to choose from with contract lengths of 1-month, 12-months, and 24-months. A majority of Three Sim-only plans come with 5G at no extra cost.

You must know that most pay monthly deals with a handset are subject to a two-year contract. So, if you are searching for a Pay-as-you-go deal, then Three offers both handset deals and SIM-only plans for you to choose from. The Pay-as-you-go deal involves either topping up your SIM Card with credit or purchasing a data pack.

The data packs last for one month and come with unlimited minutes and texts as standard.

All data packs by Three Mobile offer value for money for PAYG customers. Customers can either get a data pack when they need it or set it up to renew every month. Keep in mind that Three Mobile manages its data traffic with a system called TrafficSense. It means that you could see a certain speed slowdown when using the network at peak times, typically between 3 pm and midnight.

Learn more about the Three’s unlimited data plans here.

Plan	Plan Length
£28 per month	1-month plan	View Plans »
£22 per month	12-month plan	View Plans »
£11 per month	24-months plan	View Plans »

All these plans come with unlimited minutes and texts so you can stay connected with your family and friends. These plans allow hotspot tethering and let you use the data in around 70 destinations worldwide.

With unlimited data sim only deals, you can enjoy as much data as you need with no speed restrictions. browse, download, email, and play without worrying that you are going over your allowance. However, you should keep in mind that Three’s unlimited data plans don’t include international texts and calls and you will have to pay standard price per minute to connect with your family overseas.

When it comes to getting the most bang for your buck, Three Mobile is reasonably consistent with its offerings. One of the major savings to be done with Three Mobile is through the unlimited data bundles, since they offer some of the cheapest around.

This network features excellent value with its unlimite data plans, some of which provide even better value for money per GB compared to their monthly sim-only options. So, if you are currently leading a data-hungry life, Three’s plans could be the best bet for you.

4. Lebara Unlimited Data – £22.5/month for 12 Month 

Finding a decent mobile plan is tricky, especially for those with family and friends abroad. That’s where Lebara Mobile comes into the picture. it specializes in offering excellent unlimited data sim only deals and international calling options so you can stay connected with your near and dear ones without spending a fortune.

All of Lebara’s SIM-only plans last for a month and its international calls offer a variety of different allowances to cater to your needs. This telco provider operates on Vodafone’s network, thus covering over 98% of the country’s population. It offers both 4G and 5G services to ease the customers.

Lebara offers unlimited data plans in both monthly and yearly categories, so you can pick the option that suits your needs well. Check the detailed information about these plans here.

Plan	Plan Length	International Minutes
£25	30 days	100 international minutes to 42 countries	View Plans »
£22.50 per month	12 months	100 international minutes to 42 countries	View Plans »

Both of these plans come with unlimited 5G data, UK minutes, and texts. In addition to this, the plans also offer 100 international minutes to 42 countries so you can enjoy calling them at any point time without having to worry about the expensive international call rates.

The best thing about the monthly unlimited data plan is that it offers you the flexibility to change your plan within its first 30 days if you are not satisfied with the plan’s value and features. However, you will be unable to update or downgrade the plan once the first month is over. Since Lebara offers prepaid services, it never runs a credit check.

Lebara runs on the Vodafone network,  so this provider offers 5G only in the areas covered by the host network. Specifically, you can enjoy unlimited 5G on Lebara in around 129 UK towns and cities. Also, 5G services can be accessed by using 5G compatible devices only.

Before switching to Lebara Mobile, the users must know that It doesn’t offer customizable spending caps; however, the network won’t allow you to spend outside your bundle. It means that if you consume all your allowances, you won’t be able to spend the extra money. Also, you have to add credit to your account if you want to use something that isn’t covered in your bundle.

These unlimited data plans are ideal for heavy data users, so they don’t have to worry about exceeding their allowance. You can enjoy truly unlimited data, with no fair usage restrictions. However, there’s a variable limit when you are traveling abroad. It applies in destinations within Europe, while the monthly limit is set at 10GB in India.

One of the best advantages of Lebara is that the network doesn’t carry out the credit checks, so its plans are ideal even if you have bad credit. The download and upload speed of Lebara mobile (operating on Vodafone) is the third-best in the country, following EE and Three networks. It offers around 21.6Mbps download speed and 7.4Mbps upload speed.

5. Vodafone Unlimited Data – Starting from £23.00/month

While Vodafone might not offer cheap plans like Three Mobiles or blazing-fast speed like EE, it founded its own niche as a mobile network the combines rich features with decent speeds at an affordable price.

Vodafone is widely applauded for offering Red Entertainment subscriptions and international roaming options. It offers a variety of unlimited data sim only deals, ranging from low to high data allowances. Almost all plans offered by Vodafone include unlimited calls and texts and you can choose between a monthly or yearly contract.

You can also choose a 12-month, as it tends to work out cheaper than 30-day plans. Moreover, with these plans, you can also enjoy the Red Entertainment plans. So, while the Vodafone plans are not the cheapest on the market, they offer value for money with their entertainment bundles and roaming benefits.

With lots of plan options to choose from, you can easily find the deal you desire, whether you just want the basics or need a huge chunk of mobile data. There’s a wide range of data allowances to select from as most of Vodafone’s long-term plans offer unlimited minutes and texts.

To ease the data-hungry customer, Vodafone offers three unlimited data plans UK, namely Unlimited, Unlimited Lite, and Unlimited Max. You can pick any of these plans, based on your requirements and budget to enjoy the maximum data allowance. Find out more details about these plans here.

Plan	Value	Maximum Speed
Unlimited	£27 per month	10MB per second	View Plans »
Unlimited Lite	£23 per month	2Mb per second	View Plans »
Unlimited Max	£32 per month	5G network’s fastest speed	View Plans »

All these plans offer unlimited data, calls, and texts; however, the major difference lies in their speed. While Unlimited Max offers the fast 5G speed, the rest two come with a speed cap, which is 2Mbps for Unlimited Lite and 10Mbps for Unlimted.

Unlimited Max is ideal for 4K streaming and 5G speeds. Moreover, it also offers various entertainment options to enthrall the viewers. Unlimited Lite, on the other hand, is suitable for budget-savvy customers, ideal for streaming music, messaging loved ones, and browsing online.

If you want decent speed and certain extras, opt for the Unlimited plan. It is the best choice for fast downloads, HD streaming, and seamless social media browsing.

In addition to these three, Vodafone offers one more unlimited plan, known as Unlimited Data Plan + 4Xtra Benefits. Along with the standard inclusion (unlimited calls, texts, and data), this plan also includes 83 roaming destinations so the user can stay connected when traveling abroad. Opt for the Unlimited Max, and Unlimited Bundle plan to enjoy faster speeds, reliable connection, and lower latency.

Vodafone offers truly unlimited data, which means that there are no limitations on the amount of data you can use. However, there’s a limit on the speed at which you can consume your allowance when opting for Unlimited and Unlimited Lite.

Roaming data on all Pay Monthly plans and Pay As You Go plans is capped at 25GB each month, in inclusive roaming destinations. However, it charges £6 per day when you travel to non-inclusive roaming destinations.

6. Laycamobile – £25/month

Yet another best network provider offering unlimited data sim in the UK is none other than the Lyca Mobile. It primarily aimed for making affordable international calls, but then it has started to stand out for offering affordable unlimited data plans.

Lyca Mobile is an MVNO and uses O2’s infrastructure and spectrum to reach the UK’s population. However, its 4G coverage isn’t as good as other network providers on the market, but it’s now improving to offer good network coverage to the customers.

However, one major downside of this MVNO is that it doesn’t offer 5G services yet. So, if you switch to this telco provider, you can only enjoy 3G or 4G services. According to the OpenSignal study, Lyca mobile has ranked fourth in terms of network coverage. It offers a download speed of 21.6 Mb per second and an upload speed of 5.4 Mbps. The report also found that Lyca’s average 4G latency is 38.1 ms.

This telco provider uses all the same bands as O2 to cover the rural region of the country. It offers a wide range of SIM-only plans and also includes Pay As You Go plans, without any long-term contract or frills.

When it comes to unlimited data plans, Lyca Mobile features only one option to cater to data-hungry customers. Scroll down the page to know more about the plan here.

Plan	Value	Plan Length
Go Endless	£25	30 days	View Plans »

Go Endless offers unlimited data so you can enjoy limitless browsing and streaming. Moreover, this plan also includes unlimited UK minutes and standard texts to stay connected with your family and friends. What’s more, this unlimited data plan comes with 100 international minutes so you can place international calls without bearing pricey charges.

Traveling abroad? Don’t worry as Go Endless plan also includes EU roaming.

Hence, you can use your data allowance as usual when traveling to EU destinations. While there is no cap on the data allowance and you can consume as much data as you require, Lyca Mobile puts the speed cap. It means that you will experience a reduced data speed of 384kbps after consuming 150GB of data.

Furthermore, you can use the home data allowance in EU/ EEA roaming. Unlimited data SIM allows customers to enjoy the freedom to use unlimited data allowance with no caps on how much data they can choose in a month.

While Lyca Mobile plans are more on the affordable side, the telco provider doesn’t offer extra perks like roaming beyond the EU or data rollover features. However, you can use personal data in hotspot tethering without any hindrance.

7. O2 Unlimited – Starting from £30.00/month

Are you looking for a mobile network with flexible packages and a shed-load of extras? Think no more and switch to the O2 network right away. Britain’s oldest network, O2 is widely-applauded in the country for offering flexible tariffs ad larger data allowances compared to the other telco providers on the market.

The best thing about the O2 plans is that they cater to everyone, including students, family, or data-demanding users. It offers a plethora of phone contracts, including monthly and yearly, so you can pick the one that satisfies your requirements well.

O2’s big bundle offers large amounts of data, texts, and minutes to ease the users. Once you have chosen the preferred bundle, just top up each month for a seamless experience. Furthermore, they can even roll over the unused data at the end of the month too.

Speaking of coverage, O2 boasts 99% combined 2G, 3G, ad 4G coverage, along with 98% in-door coverage, across the country. You will be glad to know that several other networks actually pay to use O2’s infrastructure. You will remain connected to the network, irrespective of wherever you are residing. Also, since it offers 2G coverage as well, you will never face the call drops or other signal problems.

O2 offers two unlimited data plans UK; however, both of them include different benefits. Customers must check out the offers and choose a plan accordingly. Check more about the deal here.

Plan	Price	Plan Length
Plus Plan	£32 per month	24 months	View Plans »
6 Months Disney+	£30 per month	24 months	View Plans »
Unlimited Data	£34 per month	12 months	View Plans »

Both these plans feature unlimited minutes and texts so you can stay connected with your near and dear ones residing in the UK with ease. In addition to the unlimited data, minutes, and text, these plans also let you choose six months of Amazon Prime Video, Disney+, or more.

With these unlimited data plans, you can roam freely and can use up to 25GB when traveling abroad. The best thing about these plans is they don’t have any speed cap, which means that you can use limitless data without having to worry about slow speeds. All their plans are set up for O2 5G. Just let them know when you have a 5G-enabled device and they will offer you the SIM accordingly.

The O2 5G is now available in around 194 locations across the country and still expanding. Additionally, this network provider offers tethering on all its plans, allowing you to use your data allowance without any limitation. While there is no speed or data cap on the unlimited plans, there is a fair usage policy saying not to use more than 650GB of data per month and not to tether more than 11 devices.

8. EE Unlimited – Starting from £35.00/month

EE is the country’s largest operator, offering the fastest and most widespread 4G network of any operator. This telecom provider first launched 4G services back in 2012 and set the bar for the UK market ever since.

It keeps on rolling out new features and network upgrades to facilitate the customers. EE has a reputation of being the more expensive network compared to others in the market. It has further classified its pay monthly plans into three types, namely Essential, Smart, and Full Works for iPhone.

All the deals are 5G ready but since 5G is still not rolled out across the entire country, users may experience that the signal dips more frequently. Furthermore, the telco provider offers different contracts, namely monthly, yearly, and 24-months. Customers can choose the plans, based on their preferences and budget.

The country-wide median download speed of 58.8 Mb per second, almost double that of its nearest competitor, Vodafone. EE ranked number one, across every category, be it network performance, SIM-only deals, and customer service. Its top-performer high median download speed at both the national level and city level is 104.2Mb per second and 5G median speed of 162.9 Mb per second.

Speaking of unlimited data sim only deals, EE offers two plans to choose from. Keep scrolling the page to find the complete details about them here.

Price	Plan Length	5G
£37 per month	12 months	Yes	View Plans »
£35 per month	24 months	Yes	View Plans »
£41 per month	24 months	Yes	View Plans »

These Sim-only plans by EE offer unlimited data allowance, texts, and minutes to ease the customers. You can easily share data with your family with no restrictions. The plans offer superfast 5G speed for 5G-compatible devices only.

The best thing about these unlimited EE data plans is that they are un-throttled, which means that you can access the fastest speeds available in the area throughout the month.

Furthermore, these plans offer a roaming facility so that customers can easily travel abroad without switching to another plan or network. However, they have to follow the fair use policy, which is 50GB per month during any four consecutive months of roaming.

Keep in mind that you must comply with the EE fair use policy, which includes that you must be a permanent resident of the UK. In addition to roaming, you can also gift data on an unlimited plan to ease your near and dear ones. If you have opted for the unlimited data sim deal, you are free to gift up to 100GB of data (120GB if you are on a 5G smart handset plan). Remember that you will gift the first 100/120GB as any data usage will reduce your giftable allowance.

Thinking why you should opt for a boost if already opted for an unlimited plan? Well, it can be done to increase your giftable allowance. Before you make a switch, remember that you can also get unlimited data with Pay Monthly Phone deals, such as Samsung Galaxy S22 Ultra, iPhone 13, etc.

Planning to switch? There are three key restrictions that you should be mindful of.

• Although the EE claims to offer unlimited data allowance, it still follows the fair usage limit policy according to which you can use only 600GB of data per month. Above this allowance, EE reserves the right to apply traffic management controls during busy periods.
• While tethering is allowed, it is limited to a maximum of 12 devices.
• You can use your data allowance abroad in Europe at £2 per day.

9. Voxi Endless Data Plan – £30.00/month

Launched in 2017, VOXI positioned itself as a separate network exclusive for the younger generation. It is a low-cost sub-brand of Vodafone, offering multiple data plans to cater to the data-demanding generation.

This cool, younger sibling of Vodafone offers plans that allow you to browse endlessly, offer free video streaming, and unlimited data allowance for everything else. What’s more, they only offer 30-day plans and hence won’t tie you down in long-term contracts.

Their 30-day flexible rolling plans signify that you can change your tariff at the end of each month. You can also terminate the plan, without having to give a detailed explanation.

VOXI offers only one unlimited plan, offering endless 5G data for £30 per month.

Plan	Value
Endless Data	£30 per month	View Plans »

This plan offers unlimited data allowance so you can snap, post, and stream as much as you like without ever running out of data. It offers the average download speeds of 150 to 200 MBs per second on 5G network coverage and around 23 to 35 Mbs per second on 4G coverage. In addition, customers can enjoy unlimited minutes and texts to stay connected with their family and friends across the country.

Hotspot tethering is allowed on the unlimited data plan so you can easily share your data with other devices without any hassle. The best part about the VOXI is that it won’t run a credit check, so you can opt for the unlimited plan even if you have a bad credit report. This endless plan works on a monthly rolling basis so you can change or cancel it at any point in time.

Before making a switch, make sure you read the terms and conditions to avoid any last-minute trouble. VOXI reserves the right to suspend or throttle the service if it found that the SIM is being used for commercial purposes.

While VOXI allows data roaming when you travel abroad with the Endless Data plan, the maximum amount you can use at no extra cost is restricted to 25GB per month. Once you exceed the limit, you will be charged the standard price per GB. The fair usage limit of 25GB is applicable in 21 European destinations. 

Things to consider when choosing an Unlimited data sim card

Unlimited Data Plans UK are an excellent option for today’s data-demanding generation and with prices looking more affordable than ever, it is a pretty tempting sell.

However, selecting the unlimited data plan that lives up to the hype without breaking the bank isn’t as simple as it may sound. You cannot simply buy the first deal you come across and have to keep several factors into account that help you make the right choice.

Still, unsure about where to begin? Keep scrolling the page as our experts have pulled together some essential factors that you should consider when choosing an unlimited data sim card. Understand these elements and avoid making the wrong decision. Let’s dive right in.

The contract length

Customers usually get tempted with the unlimited data allowance and cheap price, but they forget to check the contract length, which later creates trouble for them. Hence, it is vital to know how long the contract will be before making a random choice.

Most networks offer unlimited data sim cards on either 12 or 24 months contracts. Make sure you pick the appropriate contract length and avoid tying yourself for so long.

Data Speed

After contract length, Data Speed is probably the biggest factor to consider when choosing unlimited plans. Check the download and upload speed offered by the network and decide accordingly. There’s no point to invest in a plan that offers limitless allowance at slower speeds.

In addition, do not forget to check the speed cap. Most of the time, the network provider places a speed cap once you exceed the maximum data allowance. Hence, it is recommended to opt for the providers who offer truly unlimited data with no speed or data caps.

5G support

5G is the new buzzword in the telecommunication industry as it offers speeds ten times faster than 4G. While all network providers offer 5G-ready unlimited plans, it is still advised to cross-check their 5g support to avoid any trouble later on.

International Roaming

Opt for the unlimited data plan that comes with the international roaming facility, especially if you are a frequent traveler. Most providers offer fair usage limits on how much data you can use while roaming in the EU. Check the limit and make a choice accordingly.

Hotspot Tethering

The next thing you should check when comparing the unlimited data plans UK is the hotspot tethering. This feature allows you to share your data allowance with your family and friends. Select the plan that offers unrestricted tethering.

Frequently Asked Questions

Summary

That concludes with the unlimited data plans UK. We hope you have found our research worth your time. The guide has covered the best network providers, offering endless data allowance to ease the customers. Most of these providers offer the cheapest data plans, so you can enjoy unrestricted streaming without any hassle.

So, why wait? Select the best plans and unlock the unlimited data allowance while being easy on your pocket.