Originally Posted by
mad_rich
Thanks for the help. Yes, it's SIM-unlocked, not jailbroken.
I've just had a look in
Settings > General > Network > Cellular data
Presumably if switch that off, I can't eat into the 50mb bundle, right? I would just turn it on as & when needed (pretty much what I currently do with 'Enable Data Roaming' when abroad with my UK SIM).
Yes, now that you mention it, I think that will work.
http://support.apple.com/kb/ht4203
I think we used to fake the APN settings out to do something similar before they had that setting.
-David