My Data Manager
My Data Manager is probably one of the better known data management apps. A few main features including tracking mobile, Wi-Fi, and roaming usage, setting up alerts for when you get too close to your limit, tracking all members you might share a plan with, or tracking usage on single or multiple devices. It's free and available for both iOS and Android.
Erin Carson has nothing to disclose. She doesn't hold investments in the technology companies she covers.
Erin Carson is a Staff Reporter for CNET and a former Multimedia Editor for TechRepublic.