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GNOME Contacts vs Cardhop: catalog facts
GNOME Contacts	Cardhop
Free Free and open source under the GPL-2.0-or-later licence.	Freemium Free to start, with paid features from Flexibits.
Linux	macOS, iOS
Combines contacts from several sources in one view Links entries for the same person automatically	Natural language input for adding and editing contacts Quick access from the menu bar
Linux only Built around GNOME and its online accounts	Apple platforms only Full features require payment
Downloadable app	Downloadable app
Open source	Closed source
License: GPL-2.0-or-later	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 October 1, 2026	Official website Full listing and sources Checked October 1, 2026

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