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Hidden Three offers: SIM only deals and phone contracts at better prices

Three logo and secret spy icon

The retailers featured on this page may compensate us when our readers follow links to their websites and make a purchase. More

We uncover loads of hidden deals on Three that aren't advertised on the main part of their website but you still buy direct from them. SIM Sherpa is your trusty guide. Last updated: 23rd May 2019.

What are these secret deals?

Hidden offers you still buy directly from Three

Screenshot of Three's online checkout

Buy directly from

On this page, we've put together a list of the current special offers you can get from Three that aren't advertised on the main part of their website. Each deal links you directly to Three's checkout instead.

Three send these "secret deals" to comparison websites like us to promote only to our readers. They're usually either better pricing for the same products. Or wholly unique plans.

They do this so they can appeal to the types of customers who are savvy deal finders, without giving away cheaper prices to everyone and reducing their profits. It's a little cynical but mobile networks are businesses.

The hidden offers vary all the time. Sometimes there may be none running at all. We update this page as and when we find out offers change but we can't guarantee availabilty. If we know an offer end date, we'll tell you.

Choose a product: SIM only plans | Phone contracts

Hidden SIM only deals

There are currently 3x hidden SIM only deals on Three

Three SIM cards

More regular deals on Three's websiteSee full range

(opens in new window)

With Three's regular 12-month SIM only plans now starting at 4GB data for £12, this 2GB hidden deal is useful for anyone who wants a cheap plan for moderate usage:

This next secret deal gets you more data for a lower price than its nearest regular plan:

Or if you're after a huge amount of data but don't need unlimited, this hidden 100GB deal isn't available on the regular part of But you can get via the link below to Three's checkout:

Useful link: Three's full range of regular SIM only deals

Hidden phone contract deals

iPhone: hidden cheaper pricing on selected plans

Apple logo

Secret iPhone deals on Three

iPhone 7 - save £10 up front and £9 a month over the course of a 24-month contract with this secret deal that knocks £226 off the full price charged at

iPhone XS - save £50 in upfront costs and £10 a month against the full price with Three's hidden deal here that's £290 cheaper than advertised to most customers on Three's website:

iPhone XS Max - use the hidden offers below to save £50 on the upfront cost of the phone and £4 a month too, working out £146 cheaper than what's advertised normally:

Useful link: Compare with Three's regular iPhone deals

Samsung Galaxy: better value hidden 100GB plans

Samsung logo

Hidden Samsung Galaxy offers on Three

Google Pixel 3: cheaper prices and more data for your money

Google Pixel logo

Google Pixel offers on Three

Three's hidden 2GB plan on the Pixel 3 is cheaper than any of the regular plans with this phone so saves you potentially stretching to a deal with more data than you actually need:

Or there's a secret 8GB plan that gives you twice as much data as the nearest 4GB tariff and still saves you a modest £1 a month against regular pricing, which adds up to £24 over the course of your entire contract:

It's a similar story with a hidden 100GB tariff on this phone too, which comes in £2 a month cheaper than its nearest regular 30GB deal, totalling £48 over the course of your contract:

Useful link: Compare against Three's regular Google Pixel prices

Google Pixel 3 XL: same types of deals as the regular Pixel 3

Google Pixel logo

Secret deals on the larger version too

Use the links below to access a hidden 2GB offer on the larger Google Pixel 3 XL, which comes in £2 a month cheaper than the smallest 4GB plan advertised directly at

This hidden 8GB plan comes in at a modest £1 a month cheaper than the nearest regular deal, which would normally only come with 4GB. More data for less money:

Or lastly, this 100GB isn't advertised to everybody on Three's website, and saves you £2 against the smaller 30GB plan and gets you 70GB extra data at the same time:

Useful link: Compare against regular prices at

SIM Sherpa can help you find your next SIM only deal

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