1)   SecurityPlus 4.33
SecurityPlus is a powerful file encryption and file decryption utility, it will encrypt files and encrypt folders. An encrypting files software that comes with a file viewer, thumbnails, slideshow and program selector, runs in the tray.

 2)   Chaos Mash 1.0.001
Encrypt any sort of file on your computer. If you need it to be confidential simply "mash" it. Chaos Mash will output any file of your choosing into encrypted data.

 3)   Emsa EZ Encryption Tool 1.0.46
EMSA EZ Encryption Tool is a simple encryption program for Windows which uses the Blowfish algorithm to encrypt files or text chunks. This algorithm is a strong encryption algorithm using a private key, therefore keeping your data safe. Freeware.