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

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