Magoshare AweEraser allows you to permanently erase files/folders on the hard drive. It can also wipe the entire hard drive or only the unused disk space. In addition to data erasing, AweEraser offers few useful tools such as Powerful Program Uninstaller, Internet Cleaner, and Disk Tools.
When you are planning to sell your computer, you must erase the hard drive. Because a regular format is not enough & the data could be recovered with some data recovery tools.
How to Erase Windows Computer Hard Drive Before Selling?