As cell phones move into younger hands, various GPS locator services are being used by parents to follow those hands as children go from home to school, or to friends' houses or after-class programs.

AirLocation is an iOS app that sends GPS data from your iPhone to your Wi-Fi-only iPad. To use it, you activate the Personal Hotspot on the iPhone, connect the iPad to the hotspot and run the app ...

PhoneLocator is the latest entry in the Mobile Security App Shootout, coming to Android users from the developers at RVO. Another loss/theft-focused app, PhoneLocator has most of the normal ...