A method of tracking a lead mobile device entails receiving tracking data that includes a current location for both the lead mobile device and at least one other mobile device that is also tracking the lead device. The method also entails displaying the current locations of the lead device and of the at least one other mobile device that is also receiving the tracking data. A related method shares tracking data with other mobile devices by activating a communication application, communicating with a plurality of other mobile devices via the communication application, and receiving user input to cause the mobile device to transmit tracking data to the plurality of other mobile devices.