This project is called fire alarm detector with GSM call. This project has been designed to send information via SMS system to the user when an accident of fire using GSM module. This project uses temperature sensor lm35 to detect high heat. In addition, the buzzer will give signal to the place was on fire. These projects also provide LCD to display temperature of the heat. The significant of this fire alarm detector with GSM call is designed to alert the distant property-owner efficiently and quickly by SMS via GSM network. The main advantages of fire alarms using modern communication technology is it can handle emergency situations.