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SimpleX Chat

SimpleX Chat

Open sourceFree

Messaging without user identifiers

Overview

The only messenger with no user IDs — not even random numbers. Uses temporary anonymous pairwise addresses for each contact. No phone number or email required. Peer-to-peer by design.

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Referenced in

Practices using SimpleX Chat

Encrypted Messaging

No user identifiers — no phone, no username, no account. Maximum anonymity.

Messaging Metadata

No identifiers at all. Connections are pairwise — no central graph.

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