JkDefrag Portable is an easy to use disk defragmenter and optimizer packaged as a portable app so you can defragment and optimize your hard drives on the go. It has all the same great features of JkDefrag and it includes a custom, easy-to-use interface to give you more control while still keeping everything simple.

You can place it on your USB flash drive, iPod, portable hard drive or a CD and use it on any computer, without leaving any personal information behind.

Features:

• Fast operation
• Lightweight
• 64-bit support
• Can defragment very full harddisks
• Can defragment very large files
• Custom made GUI for ease of use
• Allows the selection of any combination of drives
• Displays fragmentation percentage after analyzing
• Disabled flash media by default to discourage users
• Ability to run from a user account by prompting for an admin username and password