Hider 

Hider is a special steganography application used to encrypt and hide files within image, audio and video files. Files hidden with Hider are undetectable. Images and audio/video clips containing hidden files are fully functional.
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HideHelper - Hide windows and tray icons 

HideHelper can hide the application windows and the tray icons,even the parts of window.Moreover it can also disguise windows by changing the window's attributes.Therefore HideHelper can protect your privacy effectively.
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Anti Boss Key Light Edition - Hide windows quickly. Hide your screen! 

MindGems Inc. AntiBossKey - instantly hide windows (applications) in order to prevent uninvited persons from seeing them. Protect your privacy! Get a boss key.
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MySecretFolder 

MySecretFolder - You can hide or protect with a password your personal folder with private files and documents, on both the NTFS and FAT/FAT32 volumes. Very easy to use. Supports the stealth operation and hot key activation.
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CryptoForge 

This suite of tools enables you to safely encrypt, decrypt, and shred any type of file, entire folders and drives with ease. An included text editor allows you to create and encrypt secure documents that can be sent by any e-mail or messenger program
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History Cleaner- Free Version 

History Cleaner- Free Version is one of the most advanced internet eraser / cookie washer in its category. History Cleaner is an innovative solution for your online privacy issues. It also removes all traces of applications and internet history.
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