Detection of moved and renamed files
Copy locked files using Windows Volume Shadow Copy Service. (Windows only)
Support for multiple folder pairs with distinct configuration
Compare files (bytewise or by date) and synchronize them.
Create Batch Jobs for automated synchronization with or without GUI.
Optimized performance, coded in C++ completely.
Native 32 and 64 bit builds
Transactional file copy
Synchronization database for propagation of deleted files and conflict detection
Full support for Windows/Linux Symbolic Links and Windows Junction Points.
Full unicode support.
Full network support.
Built-in support for very long filenames (more than MAX_PATH = 260 characters).
Copy NTFS alternate data streams, compressed and encrypted file attributes
Lean & easily accessible UI: only useful functionality, no feature bloat.
Support for filesizes larger than 4 GB.
Option to move files to Recycle Bin instead of deleting/overwriting them.
Ignore directories "\RECYCLER" and "\System Volume Information" with default filter. (Windows only)
Delete before copy: Avoid disc space shortages for large sync-jobs.
Filter functionality to include/exclude files from synchronization.
Automatically handle daylight saving time changes on FAT/FAT32 volumes.
Portable version available (selectable via installer).
Opt-in for automatic online update.
Localized versions are available for many languages.
Create recurring backups with macros %time%, %date% within directory names
Copy file create/modification times when synchronizing.
Advanced locking strategy to allow multiple synchronization processes (e.g. multiple writers, same network share).
Case-sensitive synchronization of file, directory and symlink names
Install freefilesync in ubuntu 11.10
Open the terminal and run the following commands
sudo add-apt-repository ppa:freefilesync/ffs
sudo apt-get update
sudo apt-get install freefilesync