Futsal : Futsal Referee Signal play online

This application is a learning resource application that carries futsal refereeing material, this application provides a learning management system that can be used according to user needs.
The features contained in this application include:
1 History and Understanding of Futsal
2 Rules
3 Referee Signals
4 Developer Profile
5 About Applications
In the development of this application there are several concepts, namely making the application a new learning resource, supporting the learning process, not knowing the place and time to use this application even though it does not use a data package or Wifi