FWIW, I use an app called Spare Parts on my Android phone. One of the things it tells me is how much bandwidth I've used on a per application basis since last t

FWIW, I use an app called Spare Parts on my Android phone. One of the things it tells me is how much bandwidth I've used on a per application basis since last time it was unplugged from the charger, last time it was booted, and since installation.