UDP is connection less protocol and it's One-Way communication, so this App contains the two parts:
1- Client : Send message to remote server
2- Server : Bind on specified IP:Port and display received messages

Also this App contain two modes of Tx/Rx Data:
1- Plaint-Text (Default)
2- Hex-String (Bytes Array), which will be helpful to communicate with smart devices like as PLCs, Micro-Controllers, RTUs, etc...

Note: User can use UDP-Client Only Or UDP-Server Only Or Both.