Files can be recovered from your computer. Protect your privacy with this easy to use hard drive cleaner and file shredder that will secure delete data so it can’t be recovered. Whether you want to erase a hard drive before disposal or wipe a file, ShredIt for Mac OS 8 and Mac OS 9 is the Mac privacy software for the job. It will shred a file, clean disk free space, a hard drive and even a floppy disk. It comes with step-by-step instructions, built in safety features, and DOD, NSA standards compliance.