Cryptic Disk 2.5.4
Cryptic Disk 2.5 provides a simple and affordable way to protect disks and disk partitions by encrypting them. The encrypted data cannot be accessed without entering the password, even if a hacker gets access to a PC or the hard drive is stolen. The program uses the AES 256-bit encryption algorithm, the same encryption NASA, the FBI and the Department of Defense uses to protect their data. Encrypting/decrypting takes one click. Free download.

Dekart Private Disk 2.09
Powerful, reliable and flexible disk encryption program. Hide your programs and data, and exclusively restrict access to them. Private Disk shields files from viruses and malware even if your antivirus or antispyware program fails to protect the system. Your data are truly portable - you can encrypt your information on USB drives, CDs, DVDs and work with the protected files on any computer without having to install the software locally.

CryptoExpert Lite 7.8.3
Freeware, CryptoExpert system mounts a volume file to create a "virtual drive" that appears to applications and users like any other physical drive. Any data that the user attempts to write to this drive is intercepted by CryptoExpert, encrypted, and written to the volume file. Attempts to read from this volume are also intercepted, and the relevant data is read by CryptoExpert from the volume file, decrypted, and presented to the application.

Dekart Private Disk Light 1.22
Free fast AES 128-bit disk encryption program. Private Disk Light allows you to create a secure space for all your work, exchange encrypted data with others, and feel sure that your information is safe from external and internal manipulation. Private Disk Light creates one or more secure virtual disks on your hard drive. Information stored in this secure area is automatically encrypted and may only be decrypted by entering the password.

Digital Secure Disk 1.5
SafeIT Secure Disk is a user-friendly program that allows you to prevent unauthorized access to restricted documents. The program makes a part of your current hard disk a secure disk. All private and confidential information stored on this disk will be protected using strong encryption. Your secure disk is only accessible by entering the correct password. The user friendly interface makes securing a file as easy as copying it.

Hexprobe Disk Encryption Tool 3.02
A simple, easy-to-use disk encryption tool that encrypts and password protects your removable and external disk. It allows you choose a secure password and a gold lock or a silver lock to encrypt the logical drive on your various disks. And it uses 256-bit AES algorithm for maximum security and does not store the password on any media. Its powerful encryption ensures that only you can open an encrypted logical drive.

CryptDisk rscdisk 4.2
Cryptdisk encryption on the fly creates a virtual disk on your system (cryptdisk). Cryptdisk is turned off and on as you need it. Entry into the virtual disk is only achieved by use of a file (Keyfile) and a highly secure passphrase process. All files, data, and information written in the cryptdisk or parked in the cryptdisk is encrypted automatically. All files you move out of the virtual cryptdisk are decrypted automatically.

SecretDrive 1.3.6
SecretDrive is a small and reliable program that allows you to create up to 16 encrypted virtual disks. SecretDrive provides transparent on-the-fly data encryption by one of five modern encryption algorithms. Encrypted flash drive container support. Algorithms: AES (Rijndael), GOST 28174-89, Blowfish, Twofish, CAST 256.