Theft of automobiles has been on the increase in recent time. The purpose of this research work is to develop an Android-based anti-theft and tracking system for automobiles in real-time, it includes feature necessary for securing automobiles against threat. The system will be relying on the Android operating system; an open source mobile platform. This is because Android provides a rich set of services for mobile developers which will be invaluable for this project, chiefly among them is the location-based service and short messaging service functionality. Software development life cycle methodology is used with object-oriented approach for the development of the system.