Koldao is a live map of your family, friends and colleagues. Within Koldao application, users can keep tracking their group members as long as they join tracking process which is made by their group owners. Furthermore, Koldao provides real live location of each user to the group owners as well. At the end of the tracking process, history reports will be provided to the group owners. We deeply convince that Koldao mobile application becomes a beneficial assistant to help users to facilitate the attendance management of the user efficiently.