Install komparator by entering the following commands in the terminal:
sudo apt update sudo apt install komparator
Description:
directories comparator for KDE
Komparator is an application that searches and synchronizes two directories. It discovers duplicate, newer or missing files and empty folders. It works on local and network or kioslave protocol folders.
Homepage: http://kde-apps.org/content/show.php?content=116039
Version: 4:1.0-3
Section: universe/kde