Staistics Window: You can watch during a scan as the number of changed files and folders is updated.
Results Window: After a scan, you can review each individual file or folder and find out whether it has changed (and in what way).
Main Window: From here you can start a new scan, review the results/statistics for previous scans, and create or edit scan profiles.
Scan Profile Editor: This window lets you determine which folders and which kinds of files should be scanned.
(click on any of the images for a larger view)