Compare software

GpgFrontend vs KGpg: catalog facts
GpgFrontend	KGpg
Free Free and open source.	Free Free and open source under the GPL.
Windows, macOS, Linux	Linux
Choice of GnuPG or Rust rPGP engine Encrypts files, text and email from one app	Simple interface over GnuPG Shows signatures, trust and expiry at a glance
Users still need to understand OpenPGP key exchange	Linux only Fewer features than Kleopatra, with no S/MIME support
Downloadable app	Downloadable app
Open source	Open source
License not stated	License: GPL-2.0-or-later
No account needed	No account needed
Works offline	Works offline
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked September 24, 2026

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