Compare software

hat.shPicocrypt
Free

Free to use in the browser; the project is open source.

 Free

Free and open source, no longer developed.

Web Windows, macOS, Linux
  • Encryption and decryption happen locally in the browser
  • Nothing to install
  • XChaCha20 and Argon2id, with a design deliberately small enough to audit
  • Standalone portable executable on Windows, with no installation
  • Research gives little detail on algorithms or file size limits
  • Depends on a modern browser
  • Permanently archived and read-only since September 2025; there will be no more releases
  • Encrypts individual files, not partitions, drives or cloud folders
Web application Downloadable app
Open source Open source
License not stated License: GPL-3.0
Not stated if an account is needed No account needed
Not stated if it works offline Works offline

Checked September 24, 2026

Checked September 20, 2026

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