Link: https://play.google.com/store/apps/details?id=org.imergex.emergencypanicbutton Website http://www.panicbutton.imergex.com PB is designed to assist in alerting somebody in distress or in an emergency situation where a threat to persons or property exists. A one-to-many mode of communication, developed for a mobile phone that provides assistance and to inform authorities, relatives and/or close persons and friends, on the emergency / disaster their facing. However, it is dependent on various factors that may need your attention: 1. The Call and Text messages are charged as per usual network rates. It is important to have a load for emergencies 2. The Text message. Depending on network traffic a slight delay may occur during transmission. 3. The GPS co-ordinates received and internet connections are Telco dependent. 4. The recipient of the text message will require a web browser enabled phone to receive the locations on Google maps. With phones without a web browser, only coordinates will be shown. 5. Panic button can be use without Internet connection. Only GPS is on.