Three to offer 4G at no extra cost

Pledge from Three could signal a price war and the arrival of affordable 4G for smartphone users.

Three has promised that new and existing users will not have to pay a premium to access 4G when the service is added to its Ultrafast network later this year.

The mobile carrier has pledged that the next generation of mobile broadband will come as 'standard' on its smartphone price plans.%VIRTUAL-SkimlinksPromo%