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Hidden Three offers: better prices on SIM only and phone deals

Three logo and secret spy iconVisit

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. Last updated: 27th March 2023.

What are these secret deals?

Hidden deals you’ll still buy from Three’s website

Screenshot of Three's online checkout

Take your SIM from Three directly

We’ve listed all the hidden deals that Three shared with us further down the page. You won’t find these advertised on Three’s website, but when you click the link you’ll be taken to their checkout at

Three give these hidden deals to comparison websites like us to share with our readers. They're typically much better priced than their regular plans, and there are sometimes some unique data amounts too.

Mobile providers do this to provide potential customers looking for the best possible deal a reason to join them without giving away their best discounts to regular customers.

New hidden deals come out and replace the old ones fairly often. Or sometimes there are none at all. We update this change to show what has changed as soon as it does.

Choose a product: SIM only plans | Phone contracts

Hidden SIM only deals

Three currently have a good amount of hidden deals going

Three SIM cards

Better value on a range of plansSee full range

(opens in new window)

By clicking a hidden offer link you’ll be taken to the checkout at Three’s website. The red numbers on the deals below show what they offer with their regular plans vs what you get with the hidden deal in black:

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

Hidden phone contract deals

Three's phone range

We've included hidden offers in our comparison of Three's contract phones below

Phone options


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realme logo
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OS box
Features box


Upfront: (Any upfront cost)

Monthly: (Any monthly cost)


Length: (6 - 36 months only)

Data: (Any)



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Sort arrows Sort by lowest: Monthly cost | Upfront costTotal contract cost

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