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Chatty vs NeoChat: catalog facts
Chatty	NeoChat
Free Free and open source under the GPLv3.	Free Free and open source, developed by the KDE community.
Linux	Windows, Linux
SMS and MMS through the phone modem Matrix and XMPP in the same app	Fits into the KDE Plasma desktop Supports Spaces, polls, stickers and location sharing
Linux only XMPP support is optional and depends on libpurple	No voice or video calls No threads and incomplete end-to-end encryption support
Downloadable app	Downloadable app
Open source	Open source
License: GPL-3.0	License not stated
Not stated if an account is needed	Account needed
Needs internet	Needs internet
Official website Full listing and sources Checked October 1, 2026	Official website Full listing and sources Checked September 23, 2026

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