Vehicle Tracking System is the system that is used to track the lost vehicle by using a mobile phone. We have used the GSM Technology and GPS Technology. In this system we will provide a hardware kit and a mobile application. The Harware kit should be installed in the vehicle and the mobile application should be installed in the mobile phone. By this system we can switch off the ignition of the vehicle, make the public alert regarding the theft, Track the Lost vehicle using the mobile application. The mobile application will be more secured so that only the owner of the vehicle can use that mobile application. The mobile application is developed for three Operating Systems : Android, Java, IOS.