Rash driving is most dangerous for people. Risky driving primarily includes heavy driving under the power of alcohol, is the major grounds of traffic accidents throughout the world. They provide an early detection to alert the dangerous vehicle maneuvers related to rash driving. There are lots of sensors used in various techniques to detect the rash driving. For this entire detection of rash driving, we require only a smartphone. We are going to use accelerometer sensor on the smartphone. After installing a program on the mobile phone, it will compute acceleration based on sensor readings and compare them with typical unsafe driving patterns extracted from real driving tests. The application allows the owner to track their cars. This application sends a notification to owner mobile regarding the car rash driving if any. It also sends the location of the car to the owner after every ten minutes. We can change this time interval.