Mobile guides
Mobile phone guides
Switching networks, refurbished phones, contract price rises, EU roaming, 5G coverage — every guide we have on getting the best out of your mobile contract, written in plain English.
Mobile guides
Latest mobile guides
eSIM vs Physical SIM: Which Should You Choose?
eSIMs let you switch network without waiting for a SIM in the post — but they are not right for everyone. Here is how eSIMs work, the pros and cons versus a physical SIM, and how to check if your phone supports one.
SIM-Only vs Contract 2026: Real Savings + How to Switch
Out of contract? You could save around £300 a year by going SIM-only. We do the 24-month maths, then walk you through PAC, STAC and eSIM switching in under an hour.
Mobile phone guides — questions
How do I switch mobile networks without losing my number?
Text PAC to 65075 from your current SIM. Your provider replies with a Porting Authorisation Code that is valid for 30 days. Hand that to your new network when you sign up and they will move your number across — usually within one working day.