French messenger with no server-side directory at all, certified by the national cyber agency.
Alternatives
Alternatives to WhatsApp
2 tools2 tools in this directory are filed as a practical replacement for WhatsApp. Every entry names what it costs where that has been checked, and the country its operator is based in.
spanningMessaging & Meetings
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Swiss messenger that needs no phone number and keeps no contact graph to hand over.
Replacing more than WhatsApp?
The same tools also replace these.