Compare software

Tarsnap vs Plakar: catalog facts
Tarsnap	Plakar
Paid Prepaid usage billing at $0.25 per GB-month stored and $0.25 per GB transferred, with no…	Free Free and open source.
macOS, Linux, Command line	Linux, Self-hosted, Command line
Client-side encryption with keys only you hold Deduplication uploads only changed data	Encrypted, deduplicated snapshots Web interface for browsing and restoring backups
Command line only, with no graphical interface No native Windows client, only Cygwin or WSL	Command-line oriented setup Younger project than established tools like restic or Borg
Downloadable app, Hosted service	Downloadable app
Closed source	Open source
License not stated	License not stated
Account needed	Not stated if an account is needed
Needs internet	Works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

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