1)   QuickWiper 7.6.3
QuickWiper is a disk and file wipe utility. With QuickWiper you can wipe free disk space and wipe sensitive files from you hard disk. QuickWiper provides quick and secure file wiping. You can use system cleaner to clear cache with one-click.

 2)   Wash n Sweep 2.2
Wash n Sweep a full set of powerful tools allows you to perform system cleanup, irretrievably delete files, folders, keep your computer privacy and much more.You will get 365 days Technical Support via eMail.

 3)   Duplicate File Finder .NET 1.0.0.1
Duplicate File Finder .NET (1dff.NET) is a utility that allows you to find all similar and duplicate files. It also eliminates clone files that are cluttering up your hard drive.

 4)   Shred Agent 1.1
Shred Agent protects your privacy by securely wiping sensitive files in background mode. For example, you can configure the filters to wipe temporary files created by office programs. Other file shredders do not allow this.