Wish it has app uninstaller inside of this program

It is all-in-one disk management tool, #6 says clean junk files from the startup disk and selectively remove unwanted files from partitions or volumes to boost Mac performance. Why not add App Uninstaller, too for All-In-One Disk Management's sake.
From #5 Disk clone: New Laptop nowadays lack CD-ROM, DVD Drive, it is better to have a bootable USB, Flash Drive