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FolderSyncFreeFileSync
Freemium

The Android app is free; the desktop app has a 14-day trial.

 Free

Free to download and use; the project runs on advertising and donations. A paid Donation…

Windows, macOS, Linux, Android Windows, macOS, Linux
  • Supports more than 20 cloud providers
  • Also syncs with SMB and SFTP targets
  • Transfers only the differences between source and target instead of copying everything
  • Saved jobs run unattended in batch mode, suitable for scheduled backups
  • Desktop version is paid after a 14-day trial
  • Proprietary software
  • The installer and the website carry advertising, and the download page pushes donations hard
  • Some conveniences, including parallel file copying, are reserved for the paid Donation Edition
Downloadable app Downloadable app
Closed source Open source
License not stated License not stated
Not stated if an account is needed No account needed
Not stated if it works offline Works offline

Checked September 23, 2026

Checked September 20, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.