No specific info about version 3.1. Please visit the main page of 1Piece on Mac Informer.
It allows you to transform your phone into a wireless mouse, keyboard, etc.
X-Assist will allow you to use the OS9 windowing functionality.
Application to automate various actions like launching application, starting Mac up, unmount volumes and so on.
Function Keys Mapper will quickly launch any application, open any file or any folder with the F1 to F19 function keys of your keyboard.
This application helps you configure your Ring Presenter device.