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Google Messages vs QUIK: catalog facts
Google Messages	QUIK
Free Free to use; normal carrier charges for SMS may apply.	Free Free and open source under the GPL-3.0.
Android, Web	Android
Handles both SMS and RCS in one app Web client for texting from a computer	Scheduled and delayed messages Built-in message backup
Closed source and run by Google The web client depends on the phone app	Handles SMS and MMS only, which are not end-to-end encrypted Android only
Downloadable app, Web application	Downloadable app
Closed source	Open source
License not stated	License: GPL-3.0-only
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked October 2, 2026

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