
Description: HDShredder is a free data destruction software for Windows that securely deletes files and folders from hard drives. It uses multiple shredding methods like DoD 5220.22-M and Peter Gutmann's 35-pass algorithm to permanently erase data.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: CCleaner is a popular free system cleaning and optimization tool for Windows. It removes unnecessary files to free up hard disk space, cleans the registry to improve system performance, and has other useful utilities like securely deleting files.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API