Three Mobile has a string of SIM-only packages on offer
Three Mobile has rolled out a string of SIM-only plans with priced from £22 for unlimited data. The network’s low-cost deals rival SIM-only deals from the likes of EE, O2 and Sky.
Three Mobile’s ‘Unlimited 24-month Lite’ includes extras such as 5G-ready at no extra cost, unlimited calls and texts and Three+ rewards. It costs £22 monthly, increasing to £23.50 from April 2026, and to £25 in April 2027.
Phone owners who are willing to pay a little extra can opt for the £24 a month package. It includes all the extras listed above, as well as roaming data and Paramount+ (prices increase to £25.50 from April 2026, £27 from April 2027).
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In comparison, Sky Mobile’s unlimited SIM-only plan is £29 monthly. Consumers can also opt to go for an e-SIM, which means they can activate thier plan immediately, without having to wait for a physical SIM to arrive.
Over at EE, the Unlimited Essential SIM-only plan is on offer for £22, down from £35. It includes unlimited minutes, texts and data, gift data to family and friends, and max speeds of 100Mbps.
Three Mobile SIM-only deals
£22
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Three Mobile SIM-only unlimited data deal
For an upgraded package, shoppers can pick the Unlimited Full Works for iPhone SIM-only contract (£31 a month, was £48). This includes no-charge roaming in the EU and further, unlimited data for a watch, and priority coverage in busy areas.
Uncapped speeds and inclusive extras, like Apple One or TNT Sports, are also included. Meanwhile, O2’s 24-month Unlimited Data SIM-only contract also begins at £22, per month.
Consumers who opt for this can enjoy roaming freely in the EU (up to 25GB), choose three months of Disney+ Standard, Amazon Prime, or more. They also have an option to upgrade to a new phone and plan after three months.
Consumers can find general reviews and ratings of Three Mobile’s service and reliability on Trustpilot. One person left a review of their in-store experience, saying: “I needed to replace a lost iPhone quickly – Lisa in the Wigan store was really helpful and sorted me out very efficiently.
“This store staff has always delivered excellent service.” Another network user said: “Their network is okay, but then you can’t even send any Whatsapp messages when you’re in Glasgow city centre.
“Please work on your internet connectivity in city centre.” Another user noted the broadband, writing: “Great service and cheap.
“Very easy to plug in the Broadband modem and use. Internet is quick. Also, Sonu was great at problem solving when I needed to call customer service.”