SpaceObServer screenshots

SpaceObServer is a flexible hard disk space manager for Windows
SpaceObServer 5.2 : Scanning Window

Alternative downloads

Duplicate File Remover
Simple wizard-driven utility to locate and delete all kinds of duplicate files.
Directory Lister Pro
List and print contents of a selected folder in various formats.
Disk Space Fan
Disk Space Fan analyzes the disk usage of any of your hard drives.