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Koofr VaultCryptomator
Freemium

Included in all Koofr plans, including the free plan.

 Freemium

The desktop apps are free and open source. The Android and iOS apps are paid, and…

Android, Web Windows, macOS, Linux, Android, iOS
  • Client-side, zero-knowledge encryption
  • Included with the free Koofr plan
  • Works with cloud storage you already have rather than replacing it
  • Encrypts file names as well as file contents with AES and a 256-bit key
  • Requires a Koofr account
  • Only works with Koofr storage
  • Mobile apps are separate paid purchases, unlike the free desktop apps
  • A vault behaves like a virtual drive, so some apps that assume local files behave oddly
Downloadable app, Web application Downloadable app
Open source Open source
License: MIT License: GPL-3.0
Account needed No account needed
Not stated if it works offline Works offline

Checked October 2, 2026

Checked September 20, 2026

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