i.Disk is a user-friendly program that enables you to view used disk space for each folder and file as a graph and numerical values. All features are present in a classic window design of i.Disk. The program scans your system and all connected storage devices to create a neat list with info related to size. The scanning task starts on launch automatically. You can hit the Stop button manually if it is taking longer time. However, you can browse through the tree view of folders during the scanning. One panel present in the primary window can display all connected storage devices, and you can choose one to view its content in the next panel. You can manage both folders and files displayed as a list. It shows memory usage in numerical values as well as a simple line graph. The application facilitates you to see individual folders and files, open location and remove large items. Overall, it is a small program having some basic tools for scanning.