"Referi" is a multi-platform application to track the score in the following sports: Tennis, Padel, TableTennis(Ping pong), TouchTennis, TeqBall, PadBol, VolleyBall, Badminton and PickleBall. It's dedicated to amateurs and semi-professionals of sport. The application can be controlled remotely, using one or more BlueTooth buttons (to be purchased separately) worn by the players, effectively replacing an external referee. MAIN FEATURES: - pairing (connection) to BlueTooth buttons (ø30mm, 8 gr,