Secret Three Mobile SIM offers big data at a ludicrously low price but the deal ends soon

WANTS loads of data for your smartphone but don’t fancy facing a massively monthly bill. This secret SIM deal from Three Mobile could be exactly what you are looking for.

THree Mobile SIM deal

Three Mobile SIM deal offers big data on budget (Image: GETTY)

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Three Mobile is no stranger to shaking up the smartphone market with the UK network one of the first to offer unlimited data to its SIM-only customers. That all you can eat plan is still available today with Three even dropping the price for the first six months of the deal.

However, if you don’t spend hours streaming Netflix or bingeing on Disney+ then there is a secret SIM deal that offers some seriously good value for money. has discovered a hidden offer that includes a whopping 100GB of data for just £12 per month.

That’s a bit of a bargain especially as there’s also fully unlimited calls and texts thrown in as well.

Another bonus of this SIM is that you only need to sign up for a 12-month contract which means you can shop around in the 2023 January sales and maybe find something even cheaper when the year-long deal comes to an end.

If you happen to have a 5G-ready phone in your pocket, such as the iPhone 12 or Galaxy S21, then this SIM also features full access to this next-generation network which can download movies at speeds in excess of 300Mbps.

Three Mobile deals

Three Mobile has a swathe of deals right now (Image: THREE)

Sound good? Well, you won’t find this offer on Three’s main Store page but you can follow this link to find out full details and add it to your basket.

If you think this could suit your needs then you haven’t got long to take advantage with the network confirming that this £12 SIM deal will end tomorrow, Friday January 7.

This SIM isn’t the only blockbuster bargain available from Three with the firm offering discounts on Samsung’s Galaxy S21 and the option to get the iPhone 13 for half the usual price.

There’s also some mighty discounts on Three’s home broadband with things starting from as little as £11.50 per month. Those signing up will also get a FREE TV thrown in as part of the deal.

Three’s home broadband comes in two flavours with both 4G and faster 5G available to those who can access it. One advantage of these services is that there’s not tricky installation with Three simply sending out its router and customers plugging it in to get online.

You can find all the latest Three broadband deals below.

William Murphy

William Murphy

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