Supports you in referee-ing a tennis or padel match. Features: • clearly displays the current score (allow showing it to the players through the glass) • shows what side a player is to be serving • has a simple undo button (we all make mistakes) • possibility of casting the score on to a TV using ChromeCast • possibility of mirroring the score on another android device using Bluetooth • support for referee-ing doubles matches • import/export functionality for previously reffed matches • trans