Phone Tracker is a very small application to track phones' locations. After installing and setting in a phone, you can log into http://m.513gs.com from any PC, mobile phone or tablet to track this phone, and also you can track multiple phones and review their historical routes in Google map. Purpose: 1. install in phones of family elders and children for care . 2. install in phones owned by a company for management. 3. others. Tips: The app uses a special algorithm to get very low electricity consumption and very low network traffic.