Diskdeleter - Diskdeleter is data removal software that helps protect your privacy by securely deleting data from your hard drive.
CCleaner - CCleaner cleans, speeds up and frees up space on business endpoints.
Blancco Drive Eraser - Hard Drive Erasure Software
CleanMyMac X - Clean, protect and speed up your Mac
WinZip System Utilities Suite - Top-rated PC utility software to clean, update, maintain and protect your PC for good. Free Download for Windows and Mac.
WipeDrive - Download WipeDrive Home for free using discount code: HOMEFREE