Compare software

hat.shAES Crypt
Free

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

 Paid

30-day free trial, then a one-time perpetual license with future updates included.

Web Windows, macOS, Linux, Android, Command line
  • Encryption and decryption happen locally in the browser
  • Nothing to install
  • Simple password-based encryption of single files
  • Available on several desktop systems plus a command-line version
  • Research gives little detail on algorithms or file size limits
  • Depends on a modern browser
  • Paid after the 30-day trial
  • Encrypts individual files rather than whole disks or volumes
Web application Downloadable app
Open source Closed source
License not stated License not stated
Not stated if an account is needed Not stated if an account is needed
Not stated if it works offline Works offline

Checked September 24, 2026

Checked September 23, 2026

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