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Kleopatra vs GPG Suite: catalog facts
Kleopatra	GPG Suite
Free Free and open source.	Freemium Downloads are free; the GPG Mail extension needs a paid yearly support plan after a 30-day…
Linux	macOS
Handles both OpenPGP and S/MIME certificates Key lookup through key servers, LDAP and WKD	Encrypt, sign and verify files and messages on a Mac GPG Keychain app for managing OpenPGP keys
Certificate concepts can be daunting for newcomers	macOS only GPG Mail requires a paid subscription
Downloadable app	Downloadable app
Open source	Closed source
License not stated	License not stated
No account needed	Not stated if an account is needed
Works offline	Not stated if it works offline
Official website Full listing and sources Checked September 24, 2026	Official website Full listing and sources Checked September 23, 2026

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