iSunshare UbitKey is a software tool designed to help users reset or remove Windows administrator passwords, as well as unlock BitLocker encrypted drives. It's a popular utility among Windows users who need to regain access to their locked computers or drives.

You're looking for information on whether iSunshare UbitKey registration code free works. Here's what I found:

A registration code, also known as a license key or activation code, is a unique string of characters required to activate and use a software product. It verifies that the user has purchased or obtained a legitimate copy of the software.