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Auslogics Disk Defrag

Disk Defrag is a vital maintenance tool that will improve your PC's performance by defragmenting and re-arranging files on your disk.

But for even higher performance gain, try our optimization utility - Auslogics BoostSpeed. It will scan your system for free, giving you a complete report on problems that affect your PC's performance:

Disk Defrag BoostSpeed
Symptoms
Probable Causes
Solution
Disk Defrag
BoostSpeed
  • Lack of disk space
  • General system slowdown
System is bloated with junk files.
Cleans up your PC from over 70 different types of junk files.
 
 
  • Slow program start-ups
  • Poor responsiveness
Files and free space are fragmented.
Defragments and re-
arranges files to ensure the most efficient file placement.
 
 
  • System errors
  • Random program failures
Windows registry contains obsolete or corrupt records.
Cleans up obsolete records, fixes corrupt references and defragments the registry.
 
 
  • Windows takes too long to load
Various programs set themselves to start on boot automatically.
Allows you to disable programs from starting up when your PC boots.
 
 
  • Slow Internet browsing and download speed
Windows uses preset settings that are not optimized for your connection type.
Optimizes Windows settings specifically for the type of Internet connection you use.
 
 
Download Disk Defrag
Download BoostSpeed


Advanced Defragmentation Features by Auslogics

Defragment & Optimize Defragment & Optimize

Disk Defrag doesn't only defragment files - it can also optimize your hard drives' file system to gain even higher performance. The program's optimization algorithms allow you to defragment free space, move system files to the fastest part of the disk and clear the MFT Reserved Zone from regular files. In addition to that, Disk Defrag is supplied with a powerful engine that can easily defragment large multi-terabyte volumes.

Free space consolidation Free Space Consolidation

Simple defragmentation of data files leaves fragmented free space. This means that there are many free space "holes" all over the disk. Windows fills those "holes" with newly created or extended files. The more fragmented the free space is, the more fragmented new files will be. Disk Defrag merges free space into a large contiguous block during the optimization process. This technology effectively prevents file fragmentation.


System files smart placement System Files Smart Placement

System files are necessary for the operating system to perform its numerous functions. Commonly used by Windows, system files may be scattered all over the disk and intermixed with regular files. Disk Defrag defragments them and moves them to the fastest part of the disk. Such intelligent way of defragmentation minimizes the time needed to access system files and improves overall computer performance.

Clearing the MFT Reserved Zone Keeping the MFT Reserved Zone Clear

Normally, NTFS file system reserves about 12,5% of the disk space for the MFT records. However, when the rest of the disk space is getting low, the MFT Reserved Zone is used for storing regular files. This may lead to MFT fragmentation. To prevent MFT fragmentation, Disk Defrag moves regular data files from the MFT Reserved Zone, allowing NTFS to allocate contiguous space for the MFT records.


Single File Defragmentation Single File or Folder Defragmentation

Sometimes it makes more sense to defragment frequently used files only, instead of defragmenting the entire drive. Disk Defrag can save your time by defragmenting only the files you want. It allows you to defragment a single file, several files or an entire folder. This option is useful when certain files need to be defragmented to speed up an application and there is no need to defragment the entire hard drive.

List of Fragmented Files List of Fragmented Files

Disk Defrag lists all fragmented files after performing disk analysis. Selecting a file from the list will highlight its fragments' location on the cluster map. You can find the most fragmented files and their paths by sorting through the list. The list also lets you choose files to defragment and files to add to the ignore list. All you need to do is right-click on a file in the list and select the operation you want to perform.


Automatic Defragmentation Auto-Defragmentation

With its auto-defragmentation feature enabled, Disk Defrag acts in real time while your system is idle. Since the program is very compact and requires few system resources, it can easily defragment your hard drives in the background and you will not even notice its activity. Use a handy icon (in the bottom-left corner) to easily customize and control the auto-defrag mode. Just set Disk Defrag to run automatically and you'll forget about file fragmentation!

Customizing Defragmentation Settings Customizing Disk Defrag

Use many handy settings to customize your Disk Defrag. It can be integrated into the Windows Explorer context menu and minimized to system tray on close. The last option is especially convenient when using the auto-defragmentation mode. You can also set the program to shut down your computer after defragmentation is complete. And with its several fragmentation map colour themes you can change the way your Disk Defrag looks.


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