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Molly vs WhatsApp: catalog facts
Molly	WhatsApp
Free Free and open source; donations via Open Collective	Free Free to use for personal messaging and calls.
Android	Windows, macOS, Android, iOS, Web
Encrypts the local app database with a user passphrase Supports UnifiedPush notifications without Google services	End-to-end encrypted messages and calls Available on phones, desktop and the web
Android only Registration uses a phone number able to receive SMS or calls, or linking as a Signal linked device	Proprietary and tied to a phone number account Relies on a central service run by the developer
Downloadable app	Downloadable app, Web application
Open source	Closed source
License: AGPL-3.0-only	License not stated
Account needed	Account needed
Needs internet	Needs internet
Official website Full listing and sources Checked September 20, 2026	Official website Full listing and sources Checked September 24, 2026

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