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Picocrypt NGAttacheCase
Free

Free and open source under the GPL-3.0 licence.

 Freemium

Personal use is free with optional payment; commercial use requires a paid registration…

Linux, Android, Command line Windows, macOS
  • Small and simple to use
  • Command-line interface as well as a GUI
  • Encrypts both individual files and whole folders
  • Available for Windows and macOS
  • A fork with a different maintainer team from the original Picocrypt
  • Focused on files, not whole disks
  • Website and documentation are mainly in Japanese
  • macOS version is still in beta and cannot open AttacheCase 5 format files
Downloadable app Downloadable app
Open source Closed source
License: GPL-3.0 License not stated
No account needed No account needed
Works offline Works offline

Checked October 1, 2026

Checked October 2, 2026

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