JkDefrag 3.36.0.2 was available to download from the developer's website when we last checked. We cannot confirm if there is a free download of this software available. JkDefrag is compatible with Windows XP/XP Professional/Vista/7/8/10/11 environment, 32 and 64-bit versions.
The program's installer is commonly called JkDefrag.exe, Defrag.exe, JkDefrag ALL.exe, JkDefrag64.exe or JkDefragGUI.exe etc. JkDefrag lies within System Utilities, more precisely File Managers. This free software was originally created by Jeroen Kessels.
The following versions: 4.3, 3.7 and 3.6 are the most frequently downloaded ones by the program users. The tool is sometimes distributed under different names, such as "JkDefrag Fr", "JKDefrag Goff Ed". We cannot guarantee that the program is safe to download as it will be downloaded from the developer's website. Before launching the program, check it with any free antivirus software.
From the developer:
MyDefrag is a disk defragmenter and optimizer (a maintenance utility to make your harddisk faster) for Windows 2000, 2003, XP, Vista, 2008, Win7, and for X64. It is freeware, no time limit, fully functional, no advertisements. Fast, low overhead, with many optimization strategies, can handle floppies, USB disks, memory sticks, and anything else that looks like a disk to Windows.
You may want to check out more software, such as TreeCopy, Odyssey or xplorer² lite, which might be similar to JkDefrag.