Android is one of operating system that adopted on a smartphone. This operating system has an opensource characteristic that makes all of users can create an application based on their needs. Android operating system can be used for surveying activities, that is to make an application for calculating the result of terrestrial cadastral surveying. Using Smartphone for calculating the result of terrestrial cadastral surveying is considered more practical because smartphone is more mobile than a laptop and also able to do computerized calculating. The purposes of this researsch are to know how to make calculating application of terrestrial cadastral surveying based on Android operating system and how the ability of this application.
The method used in this research is a research and development method with a prototyping development technique. The steps of making application start with analysing of needs, designing, coding, and testing. Testing applied with a quisioning form by alpha betha testing method that make the result will be representing all of user need
This research produced Android application to calculate the result of terrestrial cadastral surveyeing. Based on accuracy testing and eligibility testing, this application has the counting result 100% accuracy and meet the users standart eligibility. The ability of this applicationt is able to calculate 18 types of terrestrial cadastral surveying.


Key words : Android, Application, Cadastral, Calculate, Survey.