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Quicall vs Session: catalog facts
Quicall	Session
Free Free to download, with source published under the AGPL.	Free Free and open source under the GPL 3.0, run by the Session Technology Foundation.
Windows, macOS, Linux, Android, iOS	Windows, macOS, Linux, Android, iOS
Chat, voice and video calls in one app Clients for mobile and desktop platforms	No phone number or email needed; the account is a random ID Onion routing hides your address from recipients and from the network
Branding is inconsistent across the website, app and repository Small project with little public documentation	Losing your recovery phrase means losing the account with no reset Delivery can be slower than a centralised messenger
Downloadable app	Downloadable app
Open source	Open source
License: AGPL-3.0-or-later	License: GPL-3.0
Not stated if an account is needed	No account needed
Needs internet	Works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked September 21, 2026

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