Abstract :
Tata Laksana Advanced Lab is an application based on client-server which can be implemented in LAN connection. With this application, assistant can notify to students about informations which connected with lab?s activities. This application has weakness, if the connection got disconnected then the function of Tata Laksana application can?t be used maximally and easy to hack on the client?s side. The research done by desgin and build Tata Laksana application on smartphone with android platform and used waterfall method as software development system. Application use web service technology which used as media liaison between database and application. Data about on students, assistants and lecturers are on Advanced Laboratory?s database server. In this application there is administrator button which can be used to login as asistant and lecturer. Asisstant can notify contract number, lessons, scores, report and theory to students. With this menu Kirim Rekap, asisstant could give datas to lecturer.