Yet according to Ofcom, EE don't come on top for customer satisfaction.
Mobile phone guide
Commentary on the latest mobile phone news
New SIM-only deal provides 6GB of data and unlimited calls and texts.
The wholesale price cap may not be high enough for some operators to recoup their roaming costs.
What's behind O2's high customer satisfaction scores? We take a look at their coverage and deals.
EE are the UK's biggest single mobile network - but how good are their deals and customer service?
Find what you need to know about mobile phones
Before you buy a new policy, be sure to check you don't already have cover with your home insurance or bank.
Learn how to stay safe using a mobile phone with this in-depth guide covering privacy and theft, malware and scams, parental controls and protection for kids.