This is a GPS tracking app to locate tracker on iPhone, it can Display current location / Playback history tracking / Real time tracking etc, the user name and password is same with PC website login, it is easy to locate tracker on mobile phone. This app need work with GPS tracking platform www.responsegps.com, it can be used for tracking single or fleet cars, trucks, buses, motors, taxi, rent vehicles etc, also it can be used for tracking kids children pets workers old peoples or criminals etc. This app need visit internet, if no Wifi can be used, it will cost mobile phone data charge.