I’m sure most of you will agree with me when we say that the default Disk Defragmenter that comes along with Windows is something that is best avoided. Having said that, we also give you a wonderful alternative to the default Windows Disk Defragmenter – UltraDefrag.
UltraDefrag is powerful Open Source defragmentation tool for Windows NT, Windows 2000, Windows XP, Windows Server 2003,Windows Vista and all of the 64-bit editions of Windows. UltraDefrag very fast as the defragmenting is done by kernel-mode driver. It has three types of interfaces – graphical, console and native.
What makes UltraDefrag stand out from the rest of the crowd is that it can defragment your system files at boot time. Also, UltraDefrag provides user with a Console application that can be run from the command prompt.

Ultra Defrag Features
Here are some features of Ultra Defrag that makes it a very good disk defragmenter.
- Very fast defragmentation, the work is done via a kernel mode driver which has an optimal defraging algorithm.
- Very small engine written in pure C.
- Nice graphical interface – compact and functional.
- Safety, because the file moving is accomplished with Microsoft’s own Defrag API.
- Simple to use.
- Ability to generate html reports of fragmentation status.
- Ability to include/exclude files based on simple filters.
- Native x64 support.
- Free: Distributed with full source code under the GNU General Public License.
Download UltraDefrag
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