Originally Posted by
dtsm
I might be wrong. apologies.I got 3G signal recently in HK but that might have been the name of the network provider!
Fortunately, even at throttled speeds, Line, WhatsApp, FaceTime and Skype all have worked depending on location or roaming partner.
Any of those Apps using voice and/or video wouldn't work very well under 2g speeds. are you sure you were on free roaming when using them?