It automatically analyzes, synchronizes, and backs up your emails, precious family photos, contacts, MP3s, financial documents, and other important files locally between desktops, laptops, servers, external drives, and Windows Mobile devices, as well as remotely through FTP, SFTP, WebDAV, and more.


Easy to Use Windows Interface

  • Do routine multiple folder synchronizations with one click.
  • Automatic, on-screen, context sensitive hints.
  • Minimal questions asked before file sync starts.
  • Multilingual user interface with localized file names support.

Performs real all-way file and folder synchronization

  • File modifications and deletions are stored in a database.
  • The innovative algorithm does not rely on file system precision or accuracy.
  • Actual folder (directory) synchronization.
  • Virtually any file system is supported.

Can be used in various scenarios

  • Sync data between your desktop PC and laptop (notebook).
  • Update and backup files over a local network or the Internet.
  • Synchronize more than 2 directories.
  • Do data replication and backup between home and work computers.
  • Synchronize a removable (USB key, flash drive, CDRW) device with a local drive. You will combine the performance of local file devices with the absolute mobility of a removable drive. And don't be so afraid of losing your USB key or even of your hard drive crashing: be at ease, knowing you have kept a copy of your most important data.

What's New

  • S3: Do not use parallel upload/download of large file chunks on non-Amazon S3 hosts.
  • S3: Fixed bug that prevented files > 2 Gb from downloading.
  • S3: Pass Port and SSL flag to Parallel Part Uploader and Downloader.
  • Azure Files + Explorer: Allow creation of Shares in Azure Files file system.
  • GUI Analyze: Replaced Analyze animations with per-side analyze progress display.
  • GUI Analyze: Progress is shown with 'Running Pipe' when State File is not present.
  • GUI: Switch job side buttons, job direction button and job direction drop-down to SVG icons.
  • gs-server: Testing Forwarders: Test forwarder with TLS/SSL mode On.
  • Sib-TLS/SSL: Fixed memory leaks related to new OpenSSL 1.1.x.