Compare software

ZapZap vs Karere: catalog facts
ZapZap	Karere
Free Free and open source under the GPL-3.0-or-later licence.	Free Free and open source under the GPL version 3 or later.
Linux	Linux
Multiple WhatsApp accounts in one app Native desktop notifications	Several WhatsApp accounts in isolated sessions Native GTK4 window instead of a browser tab
Unofficial client that depends on WhatsApp's web service Requires a WhatsApp account on a phone	Unofficial client that depends on WhatsApp Web Requires a WhatsApp account
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0-or-later	License: GPL-3.0-or-later
Account needed	Account needed
Needs internet	Needs internet
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.