Location Based Alarm System Using Android Development

Abstract: Location based alarm using GPS is an attempt to add an alarm facility for mobiles, based on the location of the device and to find the nearest places from the current location of the mobile device. The location based alarm will give you alert when you reach your desired destination. Location based alarm is a GPS based alarm, If you set an alarm, it will make a sound and notification once it's detected you are within the user defined range from the destination. The user needs to save the current location using longitude and latitude, the alarm will ring when the user is near to the location. This location based alarm is useful for the traveling sales persons and persons who are traveling in a train. The traveling sales person needs to do different kind of works in different places. It is difficult to remember all the places for him. So by using this application he can set an alarm to the places, where he need to go. The GPRS settings must be enabled on a mobile device to use this application.we are using a SHA1 signature to generate a key google map API key and google play service API for displaying the map in mobile device. The generation of SHA1 signature will be discussed in the methodology.