Talk in private.
End-to-end encrypted messages with post-quantum key exchange — and no phone number. Reach anyone on the Logos iOS app from right here in your browser.
Create your identity
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Your keys are generated here, in your browser, and never sent to any server. The relay only ever sees public keys and sealed, unreadable envelopes.
Already have an account on the iOS app? Cross-device restore is coming next — for now, create a fresh web identity.
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Your Logos identity
Identity key
Mailbox
Find someone
Look up anyone registered on Logos (including iOS users) and check their safety number.
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Conversations
Your identity is live on the relay — iOS users can already find you.
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Secure messaging is almost here
You’re registered and discoverable. Sending and receiving messages — the PQXDH handshake, Double Ratchet, and sealed-sender delivery — is the next piece landing in the browser. Everything runs locally; nothing decrypts on a server.