How do you track your WiFi usage? Is there an app?
I have an iPad and I tethered it to my iPhone's hotspot via WiFi. I like to know how much data does my iPad use during such time. Also when I am roaming overseas on a limited WiFi data plan.
I know that there's an app DataMan that can track cellular data usage very well but it's alerts are built for cellular data, not WiFi data.
Any ideas?