Compare the Best SIM Only Deals – Cheapest 4GB to Unlimited Data Plans
Best SIM Only Deals
Make huge savings by slipping one of the cheapest SIM Only deals in your phone and easily keep your number.
Choose from as little as 4G of monthly data at the lowest price of just £6 a month or enjoy unlimited monthly data from just £16!
All of the cheapest SIM Only offers include unlimited calls and text as well as 5G capability, roaming in 71 countries, hotspot tethering and WiFi on the London Underground.
SIM Only Cheapest Offers
4G data now just £6 a month
12GB data now just £8 a month
30GB data now just £10 a month
Unlimited data now just £16 a month