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Keet vs Tox: catalog facts
Keet	Tox
Free Free to download and use.	Free Free and open source under GPL-3.0, with no ads or paid features.
Windows, macOS, Linux, Android, iOS	Self-hosted
No phone number or email needed to sign up Messages, calls and files go directly between peers with end-to-end encryption	No central servers that can be shut down or asked to hand over data Encrypted text, voice, video, screen sharing and file transfers
Losing the 24-word seed phrase can mean losing access to your identity Peer-to-peer design depends on participants' devices rather than a server	Core library has not been independently audited for cryptography Security model is not yet fully specified
Downloadable app	Downloadable app, Self-hosted
Closed source	Open source
License not stated	License: GPL-3.0
No account 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.