If you absolutely cannot pay for the activation code, the safest alternative is to delete duplicates manually. Here is how to do it without third-party software:
AllDup is a powerful, completely free tool for Windows that searches for and removes file duplicates. activation code for duplicate sweeper free
There is no such thing as a safe, legal, and free activation code for Duplicate Sweeper online. Protect your computer from malware by avoiding crack sites. Instead, use the free version of Duplicate Sweeper to map your duplicate files, buy a genuine key to support the developers, or switch to an entirely free alternative like DupeGuru or CCleaner. If you absolutely cannot pay for the activation
View categorized results detailing exactly how many duplicate files exist, where they are located, and how much disk space they occupy. Protect your computer from malware by avoiding crack sites
DupeGuru is a completely free, open-source duplicate file finder. It is highly customizable and features a special algorithm that can find files that are similar but not perfectly identical. It works excellently for music and pictures.