No specific info about version 2.2. Please visit the main page of RMPrepUSB on Software Informer.
Try Easy2Boot version 1 on the RMPrepUSB site. This makes a bootable USB pendrive which you can just copy all your ISOs onto and boot from any of them.
Free hard disk partition manager with multiple functions.
Restores Windows OS, passwords and files in case of a boot failure.
Manage disk and partitions from multiple computers.
It is a free program that can reduce the boot-up time of a computer device.
This app allows you to add a USB drive into a virtual machine and boot from it.
Free RAW Partition Recovery allows you to recover RAW partitions.
Try Easy2Boot version 1 on the RMPrepUSB site. This makes a bootable USB pendrive which you can just copy all your ISOs onto and boot from any of them.