A free backup software helping you to compare and synchronize files and folders

FreeFileSync is a free backup software that helps you to compare and synchronize files and folders on Windows, Linux and macOS. It is designed to save your time setting up and running backup jobs while having nice visual feedback along the way.

Features:
- Synchronize folders on network shares and local drives
- Synchronize mobile devices via MTP (Android, iPhone, tablet, digital camera)
- Synchronize with Google Drive cloud storage
- Free FTP client: synchronize via FTP (File Transfer Protocol) and FTPS (SSL/TLS)
- Access files online using SFTP (SSH File Transfer Protocol)
- Detect moved and renamed files and folders
- Manage versions and keep a history of deleted/updated files
- Compare and synchronize multiple files in parallel
- Show drive space usage for a directory tree
- Copy locked files (Volume Shadow Copy Service)
- Detect conflicts and propagate deletions
- Compare files by content
- Configure handling of Symbolic Links
- Automate sync as a batch job
- Comprehensive and detailed error reporting
- Copy NTFS extended attributes (compressed, encrypted, sparse)
- Copy NTFS security permissions
- Copy NTFS Alternate Data Streams
- Copy HFS+ extended attributes and ACLs
- Support long file paths with more than 260 characters
- Fail-safe file copy prevents data corruption
- Cross-platform: Runs on Windows, Linux, macOS
- Use macros %time%, %date%, et al. for recurring backups
- Expand environment variables like %UserProfile%
- Access variable-drive-letters by volume name (USB sticks)
- Prevent disc space bottlenecks via optimal sync sequence
- Highly optimized run time performance
- Include and exclude files via filter
- FreeFileSync portable and local installation available
- Handle daylight saving time changes on FAT/FAT32
- Case-sensitive synchronization
- Serialize multiple users accessing the same (network) folder via folder locking
- Fully localized user interface (30+ languages)
- download and use for FREE!

Requirements:
No special requirements

What's new in this release:
Fixed Shared Drive synchronization with Google Drive
Directly open exported file list (.CSV) as temporary file
Avoid EIO error for F_PREALLOCATE (macOS)
Watch socket using "poll" instead of "select" (Linux, macOS)
Fixed user-specific time/date format (Windows)
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