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Kopiarsnapshot
Free

Free and open source, with no paid edition.

 Free

Free and open source under the GPL.

Windows, macOS, Linux, Command line macOS, Linux, Command line
  • A desktop app and a command line tool that share the same repository format
  • End-to-end encryption with keys you control, plus compression and deduplication
  • Every snapshot is a browsable directory, so restoring is just copying a file
  • Hard links make dozens of retained snapshots cheap in disk space
  • Backs up the files and folders you choose; it is not a whole-disk imaging tool
  • Still pre-1.0, so repository format changes between versions are possible
  • No encryption or compression of its own
  • Hard links mean the backup destination must be a filesystem that supports them
Downloadable app Downloadable app
Open source Open source
License: Apache-2.0 License: GPL-2.0
No account needed Not stated if an account is needed
Works offline Not stated if it works offline

Checked September 20, 2026

Checked September 22, 2026

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