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GnuPG vs GpgFrontend: catalog facts
GnuPG	GpgFrontend
Free Free and open source under the GPL.	Free Free and open source.
Windows, macOS, Linux, Command line	Windows, macOS, Linux
The reference free OpenPGP implementation, present everywhere Smartcard and hardware token support through its agent	Choice of GnuPG or Rust rPGP engine Encrypts files, text and email from one app
Key management and the command line are famously unforgiving Defaults and trust models confuse newcomers into unsafe practice	Users still need to understand OpenPGP key exchange
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License not stated
Not stated if an account is needed	No account needed
Not stated if it works offline	Works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked October 1, 2026

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