JkDefrag (Windows X64)

Used JkDefrag (Windows X64) for Windows?

Editors’ Review

Download.com staffFebruary 26, 2026

JkDefrag is a free, automatic disk defragmenter and optimizer for Windows. It's fast, easy to use, and offers multiple optimization strategies.

Top Recommended Alternative

VLSub

Free

Pros
- Completely automatic and easy to use
- Fast and low overhead performance
- Includes multiple optimization strategies
- Supports floppies and USB disks
- Offers Windows, commandline, and DLL versions
Cons
No Cons available

JkDefrag (Windows X64)

Used JkDefrag (Windows X64) for Windows?

Explore More

Full Specifications

GENERAL

Release: February 4, 2009

Latest update: February 26, 2026

Version: 3.36

OPERATING SYSTEMS

Platform: Windows

Operating System

Windows 10
Windows XP
Windows Vista

Additional Requirements: None

POPULARITY

Total Downloads: 13,572

Downloads Last Week: 13

Report Software

Program available in other languages

Descargar JkDefrag (Windows X64)

Last Updated

User Reviews

4/5

1 User Votes

Better than MS.
teeessayjayteeDecember 2, 2009
Pros
Does the job well
Cons
Takes quite a long time to do it. Mind you, I hadn't defragged for some time, as vista does it automatially
Summary

Developer’s Description

By Jeroen Kessels

Optimize your disk space making defragmentation.