Download FreeFileSync 6.12

FreeFileSync is an open source program that can back up or synchronize content from two different locations. It’s available for Windows, Linux, and OS X, doesn’t rely on things like Java or a .Net Framework, and it’s easy to use. The Windows installer contains separate 32bit and 64bit versions, and also offers the possibility to install a portable version. Version 6.12 of FreeFileSync has been released and since version 6.9 the following changes and improvements have been made:

FreeFileSync 6.12

• New “Actions” menu bar entry with basic operations
• Fixed crash after comparison while needlessly copying traveral results
• Support auto-updater URL redirection (Linux, OS X)
• Merged installer translations into .lng files
• Fully translated FreeFileSync context menu options and file types in Windows Explorer
• More structured symlink handling options
• Scroll to active selection in config list box on startup
• Fixed delete key to remove items in config history panel (OS X)
• Fixed language file parser showing incorrect row on error
• Fixed crash during sync due to unsupported SSE instructions (Server 2003, XP 64-bit)
• Fixed startup error due to invalid handle type
• Always log folder pair paths even if there is nothing to sync
• Updated translation files

FreeFileSync 6.11

• Updated Recycle Bin access for Windows 10
• New command line option “-edit” to load configuration without executing
• Case-insensitive command line argument evaluation
• New Explorer context menu options for ffs_gui, ffs_batch files
• Added sync variant to folder pair info in log file
• Don’t process and log folder pair if nothing to do except writing DB file
• Fixed liblzma.5.dylib not found during startup (OS X 10.8)
• Added version info to application bundles (OS X)
• Fixed incorrect warning when configuration contains empty folder pairs
• Replaced misleading inotify error message “No space left on device” (Linux)
• Fixed FreeFileSync launcher blocking app folder move (OS X)
• Updated default main dialog layout
• Fixed async error evaluation when creating volume shadow copies
• Keep user interface responsive while creating a volume shadow copy
• Fixed error when starting asynchronously from a batch script
• Show progress of writing log files
• Fixed updated file being left deleted when copying permissions failed
• New Project website:

FreeFileSync 6.10

• Fixed crash when accessing recycle bin in compatibility mode (Windows 7, 8)
• Draw middle grid selection irrespective of focus column
• Don’t show parts of progress graph if nothing to sync
• Break on missing directories before evaluating warnings
• Ignore leading/trailing whitespace in search panel
• Disable search panel during comparison
• Disable shortcuts during comparison
• Log folder pair only if files are synced
• Fixed number separator formatting for english locale
• Copying locked files now inactive by default
• Show all affected folders when warning about a shared sub folder