i have 21474k on my bill frequently, sometime when i sleep my data is unsed like this and i cant find where it come from. is it an app? is it ios6? is there a way to know how our data is used?
Welcome to the Support Communities!
The article below may be able to help you with this:
iOS: About cellular data usage
Sorry, that is not helpfull at all. I want to know how is eating my data. I need a list of what is using my data.
Is there an app doing that? Apple seem not wiling to let us know that information.
If you do a search for "Data Usage" in the App Store, you'll see a number of apps. Whether they're any good or not, I can't say. You'll need to carefully exam the specs and the reviews.
Retrieving data ...