FreeFileSync 6.4

FreeFileSync is a free and Open Source folder comparison and synchronization tool.

April 1, 2014
10.1 MB
3.7 / 5    (3 votes)

It is highly optimized for performance and usability without a needlessly complex user interface.


  • Detect moved and renamed files and folders
  • Copy locked files (Volume Shadow Copy Service)
  • Detect conflicts and propagate deletions
  • Binary comparison
  • Full support for Symbolic Links
  • Automate sync as a batch job
  • Multiple folder pairs
  • Copy NTFS extended attributes (compressed, encrypted, sparse)
  • Copy NTFS security permissions
  • Support long path names > 260 characters
  • Fail-safe file copy
  • Cross-platform: Windows/Linux
  • Expand environment variables like %USERPROFILE%
  • Access variable drive letters by volume name (USB sticks)
  • Native 32 and 64-bit builds
  • Keep versions of deleted/updated files
  • Optimal sync sequence prevents disc space bottlenecks
  • Full unicode support
  • Highly optimized performance
  • Include/exclude files via filter
  • Local and portable installation
  • Handle daylight saving time changes on FAT/FAT32
  • Use macros %time%, %date%, et al. for recurring backups
  • Case sensitive synchronization
  • Built-in locking serializes multiple jobs running against the same network share

What's New:

  • Combined comparison, filter and sync config dialogs
  • Support alternate GlobalSettings.xml file via command line
  • Toggle between config panels with F6, F7, F8
  • Show config status icons in notebook panel caption
  • Redesigned configuration dialog layouts
  • Fixed startup error after moving installation directory
  • Fixed retry on failure to resolve path by volume name
  • Resolved ERRORALREADYEXISTS when creating temporary recycle bin subdirectory
  • Added "save as gui job" button on main dialog
  • Added Bulgarian language