It's no secret why Three bills itself as the best network for data–they carry more of it than any other provider in the UK. Join the fastest growing mobile network with coverage for 99% of the population and enjoy lightning-fast 5G connectivity, Wi-Fi calling, and a host of other must-have network features. And do it all for less with Three vouchers and Three discount codes!
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Updated July 29, 2021
Three Vouchers 2021
It's no secret why Three bills itself as the best network for data–they carry more of it than any other provider in the UK. Join the fastest growing mobile network with coverage for 99% of the population and enjoy lightning-fast 5G connectivity, Wi-Fi calling, and a host of other must-have network features. And do it all for less with Three vouchers and Three discount codes!
Three Vouchers 2021
Updated July 29, 2021
FREEGIFTS
Get free gifts and 50% off select plans with the Three student discount
Calling all students! If you're a student on a budget, enter your university email address at Three to receive Spotify Premium and YouTube Premium free for a few months and a 50% discount on select phone plans.
2 uses today
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£80OFF
Receive up to £80 in cash when you refer your friends to Three
Tell your friends and family about Three's incredible deals. With your referral, you can earn up to a £80 cash reward!
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£288OFF
Take £288 off the Galaxy S20 FE at Three
Enjoy savings of £288 off over the course of your phone plan when you get the 30GB Samsung Galaxy S20 FE from Three! Start your plan today for £30 a month.
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FREETV
Limited Time: Three broadband plans include a free smart TV (up to £499 value)
Searching for fast 4G and 5G speeds, unlimited data, and no landlines? Look no further than Three home broadband plans starting at £23 per month. Receive a free 32" or 43" LG smart TV worth £249-£499 with your plan for a limited time only!
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Expires
3 weeks from now
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50%OFF
Knock 50% off select mobile plans at Three
Enjoy six months at half price with select mobile contracts at Three. Don't pay the full price this season and save big on your monthly bill!
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£216OFF
Purchase a Three UK 5G phone from £14 (up to £216 off)
Browse through this selection of 5G mobile phones including the Galaxy S21 range, iPhone 12, Xiaomi Mi 11 and others with prices starting as low as £14 per month!
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£192OFF
Score up to £192 in savings on the Samsung Galaxy S21 at Three
Get up to £192 off over the course of your Samsung Galaxy S21 plan. Choose a Three monthly contract starting from £37 with £29-£99 in upfront costs.
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20%OFF
Knock 20% off with the Three student broadband offer
Searching for an all-in-one 4G router and smart speaker? Grab the Huawei AI Cube for 20% off and connect up to 64 devices to the internet with this Three student deal!
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£178OFF
Score a Google Pixel 4a for £178 off at Three
Enjoy savings of £178 off when you get the Google Pixel 4a 12GB plan at Three! Get yours today for £27 a month and £19 in upfront fees.
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50%OFF
Take 50% off the 8GB Three SIM plan (now £5/month)
Pay as little as £5 a month instead of £10 for the 8GB SIM plan for the first 6 months. Enjoy unlimited texts, minutes, and free 5G at Three!
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FREEDATA
Enjoy 200MB of free data every month with the Data Reward SIM at Three
No WiFi? No worries. Get the Data Reward SIM from Three and receive 200MB of free data every month!
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FROM£50
Check out these Three UK pay as you go phones from £50
Don't want to be tied to a contract? Browse through this wide selection of pay as you go mobile phones at Three from brands like Nokia, Apple, Samsung, Xiaomi and more with prices starting at £50.
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FREEGIFT
Order the iPhone 12 Pro and claim a free gift with this Three bundle deal
Planning to upgrade to the iPhone 12 Pro? Bundle it with Airpods, Beats Flex or Powerbeats pros for a good deal with Three!
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£1OFF
Take at least £1 off a month with the Business Price Promise policy at Three
If you're getting a business phone, broadband, or SIM only plan, ensure you are getting the best prices with Three's Business Price Promise policy. It isn't just a price match, but Three will offer you a better deal for your business contract for at least £1 cheaper in monthly payments!
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FREEROAMING
Get free roaming in 71 destinations with Three
Don't worry about extra roaming charges when you travel. With Go Roam, you can call, text and use your data in 71 worldwide destinations, free of charge!
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FREESUBSCRIPTION
Enjoy Apple TV+ for free with any Apple device at Three
Purchase an Apply device at Three and receive 3 months of Apple TV+ at no cost. Redeem this offer within 90 days and start enjoying the latest movies and shows!
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FROM£5
Purchase SIM-only plans for as low as £5 at Three
Get a SIM-only plan from Three from only £5 a month!
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FROM£5
Find monthly data add-ons from Three starting at £5
Running a bit low on data? Add an extra 1 GB for £5 or unlimited data for the month for only £15!
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FROM£10
Get a data pack starting from £10 with your Three UK pay as you go plan
Order your free SIM and get a data pack for as low as £10 at Three. All these pay as you go plans come with unlimited minutes and texts and you can always grab add-ons if needed.
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£20
Customize your Three tech accessories for £20
Give the gift of personalisation this season with custom phone cases, watch straps and Airpods. Order yours for only £19.99 at Three!
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FREEDELIVERY
Enjoy free next day delivery at Three
Get your purchase delivered fast and right to your door with Three. Score free next day delivery when you place your order before 4 o'clock!
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FREEAPP
Download the Three UK app for free
Don't worry about the queues or calls anymore! Download the Three app for free to view your bills, top up your plan and control your spending.
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More about Three
Using the Three App
Their free Three UK app is your ticket to accessing all of your account details, contacting customer support, and finding exclusive deals on Three UK bundles anytime, anywhere. It's an essential tool for anyone who struggles to keep track of mobile bills, as well as pay-as-you-go customers who need to know how much credit they have remaining. It's also a fantastic way to stay up to date with what's new, such as the highly anticipated Three UK iPhone 12 Pro Max or any upcoming Three UK Black Friday promotions. Download it today to avoid missing out!
Grab SIM-Only Discounts
When it comes to Three UK plans, you'll want to check out their SIM-only deals. Not only are they always "on sale," but you can enjoy huge savings on their unlimited data SIM with no speed limits, no data caps, and it even comes Three UK 5G ready at no extra cost. All of these plans include unlimited minutes and text; you can also use your device as a personal hotspot and go roam around the world without paying extra, so you really can't go wrong! Simply top-up for great rates and rewards, just don't forget to apply a Three voucher or Three discount code to save even more.
Customer Care
If customers want to get in touch with Three regarding their contract, upgrades, or how to use a Three voucher on a plan, doing so should be fairly simple. Current customers can just call 333 to access 24/7 support or you may reach out through their online help portal. Whether you have questions about their Three UK broadband, Three UK internet, or their infamous Three UK Pay As You Go plans, their team is always ready to help you out.
Past Three Vouchers & Deals
| Deal Amount | Title of Deal | Deal Type | |
| 10% Off | Three student discount for 10% off | Offer | Expired |
| 15% Off | Three NHS discount for 15% off | Offer | Expired |
| 25% Off | Three Friends and Family discount for 25% off | Offer | Expired |
FAQs with Three
Does Three have a student discount?
Believing that you don't have to sacrifice good cellular service while sticking to a tight budget, students can enjoy an exclusive Three deal right on their website. You can save on smartphones, SIM, free gifts with purchase, and broadband with a valid academic ID. Otherwise, you can always look here for a Three voucher code or Three discount code to save!
How do you get free delivery from Three?
When you join their service and order any device online, you'll receive free express shipping within the UK. Plus, when you order by 4pm, you'll get your phone the next working day! Just make sure you take along a Three voucher code during checkout for maximum savings.
How do you get a discount at Three?
To receive the latest deals and discount offers straight to your device, just download their free app for Android and iOS! They love to surprise their customers with special offers, so download it today to save. Otherwise, you can always browse here for the latest coupons and affordable Three UK bundles all in one convenient place.
Popular Expired Three Discount Codes
£6
Limited Time Offer: Get this Three SIM only deal with 1GB of data for £6
Take advantage of this Three offer to get 1GB of data plus unlimited talk and text for only £6 a month. Hurry before it's gone!
Expired
1 year ago
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£55
Grab the new iPhone 11 with unlimited data for £55 a month at Three
Treat yourself and get the new iPhone 11 for only £55 a month AND unlimited data!
Expired
10 months ago
Terms:
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70%OFF
Score 10-70% off tablets with Three deals for existing customers
Check out these Three sales to get all tablets without any upfront cost and at least 10% off the monthly bill-- that's up to 70% off just for you! Not a customer? Join for free today!
Expired
10 months ago
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50%OFF
Enjoy this Three SIM only plan for 5G ready, unlimited data at half price for 6 months
Grab this 12 month Advance plan with 5G ready, unlimited data, and unlimited texts and minutes for £11 for 6 months instead of £22 with this SIM only Three deal!
Expired
1 year ago
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£168OFF
Take £168 off the Apple iPhone Xs with unlimited data at Three
Check out this Three mobile deal on the iPhone Xs with unlimited data, Go Binge and Go Roam for £168 less on a 24 month plan!
Expired
1 year ago
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FREEGIFT
Receive a free Huawei Mini Speaker with a Huawei P Smart 2019 purchase at Three
Take advantage of this Huawei deal on the Smart 2019 for as low as £16 per month and get a free mini speaker!
Expired
1 year ago
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£480OFF
Shop Black Friday deals at Three for £96-480 off iPhones, Samsungs, and Huaweis
Find your next smartphone at Three, where you can shop their Black Friday deals and receive £96-480 off select phones such as the Apple iPhone 11, the Huawei P30, and the Samsung Galaxy S10 Plus.
Expired
1 year ago
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FREEGIFT
Three Deal: Get a free gaming bundle or a book cover with a Samsung Galaxy Tab S7 purchase
Choose your gift and score massive Three discounts when you pre-order the new Samsung Galaxy Tab S7 today. Hurry before this offer ends!
Expired
11 months ago
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£10OFF
Get £10 off Tech21 phone cases at Three
Keep your phones secure with one of these great cases all for £10 off! Shop a wide selection of designs and styles for iPhone, Samsung and more!
Expired
1 year ago
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FREEDATA
Grab an extra 70GB of free data with select Three mobile contracts
Find select Three phone plans that include 100GB for the price of 30GB. Choose from the iPhone 11, Galaxy A52, OnePlus 9 Pro and others.
Expired
1 month ago
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