Top Pay as you go UK SIM Card (Giffgaff, VOXI, Smart) Ultimate Traffic & Europe Roaming

Looking for the top pay as you go UK SIM card with great features and reliable coverage? Look no further! In this article, we will explore some of the best options available in the market, including Giffgaff, VOXI, Smart, and compare which provider offer the best Ultimate Traffic and Europe Roaming Plan! Whether you’re a frequent traveler or simply looking for an affordable and flexible mobile plan, these providers have got you covered.

Giffgaff is known for its community-driven approach and competitive prices, making it a popular choice among budget-conscious consumers. VOXI (Powered by Vodafone’s mobile network.), on the other hand, caters to the younger generation with its unlimited social media usage and flexible plans. Smart offers value for money with its range of affordable SIM card options, while Ultimate Traffic ensures seamless connectivity for data-heavy users. And if you’re planning to travel across Europe, Europe Roaming offers excellent roaming packages.

With so many options to choose from, finding the right pay as you go UK SIM card can be overwhelming. Let me give me suggestion: After using the for the first month, port your number for free from Giffgaff to VOXI to get a cost-effective unlimited social media data plan. Register with my referral code in the second month to receive an Amazon gift card or have the bonus deposited into Paypal. If you plan to roam in Europe, switch to the UK Smart for free European roaming. Use my Smart referral code for an additional Amazon gift card.

Benefits of using pay as you go SIM cards & SIM only Plan

In the UK, there are three main mobile telecom rate plans:

  1. Pay As You Go: One of the key advantages is flexibility – you have the freedom to choose how much you spend and when you want to use your mobile services. With pay as you go, there are no fixed contracts or monthly bills, giving you complete control over your expenses.
  2. SIM Only / Pay Monthly: Telecom providers offer SIM cards, allowing users to choose their desired plans for data, calls, and texts. Users can decide whether to bind to a contract, ranging from a non-binding one-month plan to a 1.2-year contract. Suitable for both long-term residents and short-term travelers! The plans are flexible and can be conveniently ordered on the official website, offering a cost-effective solution.
  3. Contract Mobile Phone Plans: In addition to SIM card plans, this option includes the purchase of a mobile phone, usually requiring a 1-2 year contract. Ideal for those with a demand for a new phone over an extended period.

With the rise of virtual telecom operators like VOXI and giffgaff, one can enjoy low-cost, high-volume plans without the need for lengthy contracts. Recommendations for providers focusing on this approach will be further detailed below.

Comparison of UK top pay as you go SIM cards- Giffgaff, VOXI, Smart

Comparing to the more traditional telecom companies in the UK, the three network providers I recommend, Giffgaff, VOXI, and Smart, all use the networks of established UK telecom companies like Vodafone, EE, and Three. The advantage is that there is no need for a long-term contract, and it supports both pay-as-you-go and SIM-only plans. Additionally, you can change your plan every month

Giffgaff UK SIM – Free international SIM card delivery

Giffgaff is well-known for its community-driven approach and competitive prices. It operates on the O2 network, ensuring reliable coverage across the UK. One of the key advantages of Giffgaff is its range of goodybags, which offer great value for money. These goodybags include a combination of minutes, texts, and data, allowing users to choose a plan that suits their usage.

VOXI UK SIM – Ultimate Traffic for Social Media

VOXI is a subsidiary of Vodafone, offering a standout feature of unlimited social media data for only £10 per month without the need for a contract! Regardless of the plan, VOXI allows unlimited usage of common social media platforms such as Facebook, Instagram, Twitter, Facebook Messenger, Whatsapp, Pinterest, and Snapchat. However, please note that unlimited data does not include voice and video calls.

For those with a high demand for video streaming, you can opt for the £15 per month VOXI plan, where you can enjoy unlimited streaming on YouTube, Prime Video, and NETFLIX! In 5G-supported areas, high-speed internet is also available.

By using my VOXI referral link to register and making the payment after the second month, you’ll receive a £10-£20 (depending on the selected plan) Amazon gift card or have the bonus deposited into your Paypal account. If you encounter any issues with the gift card, feel free to contact VOXI customer service. For email verification, you can reach out to me!

VOXI Europe Roaming Price

In VOXI’s plan, European roaming is an additional service that comes with an extra cost. After purchasing a base plan, users can buy roaming days based on their usage needs to continue using the existing data. The cost is 1-2 pounds per day. However, during the entire roaming period in Europe, there is a maximum monthly limit of 20GB for internet usage. Additionally, free social media data in the UK does not apply during roaming.

VOXI not only offers European roaming but also provides global roaming at a daily cost of 1.6-1.8 pounds. However, the data allowance is limited, with options such as 2GB for 15 pounds and 4G for 25 pounds. The list of countries covered by VOXI’s European roaming

Smart UK SIM – Best for Europe Roaming

UK Telecom Smart utilizes the Three network, providing stable and extensive coverage within the UK. The Smart plans offer a variety of low-data options, with as low as £6 per month for 4G data. If you plan to travel to Europe, it is recommended to directly sign up for Smart to save on additional charges for European roaming later. Additionally, if you wish to temporarily suspend your phone number, Smart offers a ‘Turn Off Auto-renew’ option, allowing you to retain your number for up to 6 months, and you can resume usage by topping up again

Smart UK SIM Card European Roaming Plans

Smart does not require additional fees for roaming in the European region. Just remember to enable roaming settings in your phone, and you can continue to use unlimited texts and calls. However, there is a fair usage limit of 12GB for European roaming, and if you wish to exceed this limit, you can purchase an additional 1 or 3-day EU Data Pass to extend the network data from your original plan. Compared to many telecom providers that have started charging additional fees for European roaming, this is a more user-friendly benefit from Smart.

Compare £10 Monthly fee Plan for Giffgaff, VOXI, Smart

UK TelecomVOXIgiffgaffSmartThree
Monthly Fee£10£10£10£10
Text & CallUnlimitedUnlimitedUnlimitedUnlimited
Data15GB20GB30GB🏆8GB
EU Roaming48 Countries48 Countries48 Countries48 Countries
BenefitUltimate Social Media DataNo addtional fee for EU Roaming within 5GNo addtional fee for EU Roaming within 12GAddition 23 Countries Roaming 
Compare Monthly fee  for Giffgaff, VOXI, Smart

Compare Monthly Fee for Ultimate Data

UK TelecomVOXIgiffgaffSmart
Monthly Fee£30-35£35£20🏆
Text & CallUnlimitedUnlimitedUnlimited
DataUnlimitedUnlimitedUnlimited
EU Roaming48 Countries48 Countries48 Countries
BenefitUnlimited Social TraficNo addtional fee for EU Roaming within 5GNo addtional fee for EU Roaming with 12G
Ultimate Data plan for Giffgaff, VOXI, Smart

How to switch existing phone numbers to new UK SIM providers?

In the UK, switch mobile numbers to other providers is FREE and easy. All you need to do is obtain a PAC code from your current telecom service provider, provide it to the new service provider, and the switch will take effect within a set timeframe.

  1. Book a VOXI SIM card (Use my VOXI referal link to register, can earn at least £10 giftcard,if you don’t earn the giftcard, can ask VOXI online support)
  2. Find your giffgaff PAC Code
    Solution A: If you are using giffgaff SIM card, can send a “PAC” text to 65075
    Solution B: Click this link to get PAC code
  3. When you activate your VOXI SIM card, the VOXI system will prompt you to decide whether you want to bring your existing number to VOXI. You can select ‘Yes’ and enter your PAC and number at that point. However, if you skip this step, it’s also fine as you can edit it later
  4. If you forget to select ‘transfer number’ during activation, you can still set this up by logging into VOXI, going to ‘Settings,’ and then selecting ‘Transfer Number to VOXI to enter info.
    *Suggest overlapping the timeframes of both telecom providers slightly to avoid any potential issues where one might experience a temporary loss of mobile network. Remember to pre-order VOXI before initiating the number porting process!
How to get PAC code

European Roaming SIM Cards Recommendations

If you’re planning to travel across Europe, it’s essential to choose a pay as you go SIM card that offers reliable roaming options. Giffgaff, VOXI and Smart all provide Europe roaming packages that allow you to stay connected while abroad.

Since the UK’s exit from the EU and the subsequent rise in prices, many telecom providers have discontinued free European roaming. Established providers like Three implemented this change early on, and even EE and VOXI have reluctantly introduced roaming charges within the EU. If you wish to continue using your UK telecom plan in the EU, be prepared to incur an additional charge of £1-£2 per day. Not only do these providers impose extra fees, but their websites also caution that the general limit for data usage in the EU is 20GB. Going beyond this limit may result in additional charges or reduced speed. For virtual telecom providers, as of now, Smart, giffgaff still offer free European roaming without any additional charges. Before traveling, remember to check your telecom provider’s website for the specific roaming plans you may need.

Summary for Applying for a UK Phone SIM Card

  1. Before departing for the UK, whether for short-term travel or long-term living, consider pre-ordering a UK giffgaf SIM card that offers free international delivery. Upon arrival, you can start using it immediately
  2. If planning to live long-term in the UK, consider pre-ordering a giffgaf SIM card. Once the first one-month period expires or your data is running low, you can port your number to VOXI or Smart. Alternatively, you could start with VOXI and later switch to Smart to double the gift card benefits.
  3. If you’re considering buying a new phone, getting a home Wi-Fi plan, and planning for long-term residence, you might want to explore well-established telecom providers such as EE, O2, and Vodafone.

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