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Auslogics Disk Defrag Free

Compact and fast defragmenter with over 11,000,000
fans worldwide. It will improve your PC's performance by defragmenting and re-arranging files on your disk.

  • Defragments files and free space
  • Can work silently in the background
  • Moves system files to the fastest part of the disk
  • Can defrag a single file or folder
  • Absolutely free for home and commercial use



File System Optimization

Places system files to the faster part of the disk, minimizing the time needed for the hard drive to access them.

File System Optimization

Free Space Consolidation

Merges scattered pieces of free space into a contiguous block, preventing fragmentation of newly created files.

Free Space Consolidation

Single File Defragmentation

Can save your time by defragmenting only the files you want instead of defragmenting the entire hard drive.

Single File Defragmentation

Auto-Defragmentation

Can be set to start defragmentation automatically when computer has been idle for 15 minutes.

Auto-Defragmentation

File Clusters Viewer

Shows you the list of all fragmented files and their clusters location on the disk after performing disk analysis.

File Clusters Viewer

VSS Compatible Mode

Minimizes growth of the VSS storage area and reduces the chance of overwriting previous VSS snapshots.

VSS Compatible Mode