Whatsapp

United States · Messaging & chat

The gold standard for encrypted messaging. Open-source and non-profit.

Switzerland · Team communication

Swiss end-to-end encrypted messaging and collaboration platform for enterprise and government use. Backed by Schwarz Group (Lidl/Kaufland), hosted in the EU, and used by security-conscious organisations across Europe.

United Kingdom · Team communication

European secure communications platform built on the open Matrix protocol. Used by NATO, the EU, French and German governments, and 47M+ users across 80,000+ deployments. Self-hostable with full end-to-end encryption.

France · Messaging & chat

French end-to-end encrypted messenger certified by ANSSI, the French national cybersecurity agency. Unlike Signal, requires no phone number or personal data to register. Used by the French government, recommended by French Prime Minister for ministerial communications.

Switzerland · Messaging & chat

Swiss encrypted messaging app requiring no phone number or email to register. End-to-end encrypted messages, calls, and groups. One-time purchase of CHF 4.99, with no subscription, no ads, and no data mining. Used by Swiss government and military.