Eraser
Eraser is a Windows security utility that allows you to totally erase sensitive data from your hard disk by overwriting it with carefully picked patterns numerous times. Windows XP (with Service Pack 3), Windows Server 2003 (with Service Pack 2), Windows Vista, Windows Server 2008, Windows 7, 8, 10, and Windows Server 2012-2022 are all supported by Eraser.
Works with a highly customizable Scheduler to delete files, folders, and their previously deleted counterparts.