Abstract: With advancement of technology things are becoming simpler and easier for us. Automatic systems are being preferred over manual system. This unit talks about the basic definitions needed to understand the Project better and further defines the technical criteria to be implemented as a part of this project several machine-controlled systems has been developed that informs the owner in an exceedingly remote location concerning any intrusion or commit to intrude within the house. 8051 has been extensively utilized in past comes. However, we have a tendency to area unit appearance into the event of AN golem application that interprets the message a mobile device receives on attainable intrusion and after a reply (Short Message Service) SMS that triggers an alarm/buzzer within the remote house creating others conscious of the attainable intrusion. Dominant home appliances remotely with mobile applications have started changing into quite common attributable to the exponential rise in use of mobile devices. Mobile handsets nowadays area unit primarily hand-held computers with integrated mobile radio communication capabilities. With increasing usage of GSM, network services area unit expanded on the far side spoken language to include several alternative custom applications, machine automation and machine to machine communication.
Keywords: Android Mobile App, (Short Message Service) SMS, GSM, AN golem application.