On 23/07/2014 22:39, JimK wrote:
/With regard to the OP, I suspect that most of the power is needed to
power the screen, and would be the same regardless of what GPS app is
being used. /q

The OP was asking about data usage not battery usage......

Jim K


Quite right! If he just wants an app for the UK then Copilot which
stores the maps on the phone is free.


--
Michael Chare