The DiskSorter main GUI application provides the user with the ability to classify one or more disks or directories, analyze, categorize and/or filter file classification results, export file classification reports to the HTML, text or Excel CSV formats, copy, move or delete specific file classes, class groups or individual files and much more.

DiskSorter provides a large number of file classification plugins allowing one to classify and categorize files by the file type, extension, creation, last modification or last access dates, etc. Advanced users are provided with the ability to implement custom file classification plugins using an easy, XML-based format.

DiskSorter is capable of categorizing and filtering file classification results by the file type, size, user name, extensions, etc. The bottom part of the main GUI application shows the available file categories and allows one to apply one or more file categories as file filters limiting the currently displayed results to the selected file categories.

The pie charts dialog is capable of showing the amount of used disk space and the number of files per class, category, extension, user name, last access, modification and creation times, etc. In addition, the user is provided with the ability to copy the chart image to the clipboard allowing one to easily integrate DiskSorter charts into presentations and documents.

DiskSorter provides the user with the ability to analyze file classification results showing where files related to a specific file class or class group are located on the disk.

Users are provided with the ability to classify files in all network shares in one or more servers and/or NAS storage devices through the network.

The report database dialog, which is available in DiskSorter Ultimate, displays reports that were submitted to the database and allows one to search reports by the report title, host name, date or directories that were processed. In order to open a report, just click on the report item in the report database dialog.

DiskSorter Ultimate is capable of analyzing file classification reports submitted from multiple servers and desktop computers and displaying various types of charts showing file categories and disk space usage per host.

DiskSorter Ultimate allows one to analyze file classification reports from multiple servers or desktop computers and display charts showing the number of files and the amount of used disk space per user for one or more file categories.

The history charts dialog shows how the disk space usage or the number of files for a selected file category is changing over time in one or more servers or desktop computers.

The file classification plugins dialog allows one to manage built-in file classification plugins and/or install custom file classification plugins designed according to the FlexTk XML file classification plugins specification.

The profile dialog's 'Options' tab provides the ability to set the default report title, the speed of the file classification process, the number of processing threads, the file scanning mode and the file filter used to scan files and directories.

The profile dialog's 'Rules' tab allows one to limit the file classification process to specific types of files using one or more file matching rules.

The profile dialog's 'Exclude' tab provides the ability to exclude one or more subdirectories from the file classification process.

The profile dialog's 'Advanced' tab allows one to physically reorganize files on the disk according to the selected file classification plugin and file organizing mode.

When executed in the file organizing mode, DiskSorter creates a hierarchy of directories according to the selected file classification plugin and populates the directory hierarchy according to the selected file organizing mode.