Letro - Secure Communication

Name: Letro - Secure Communication
Author: Letro Tech GmbH

Android app by Letro Tech GmbH. Communication · Letro Tech GmbH

Store rating: Unknown
Store rating count: Unknown
Download price: Free to download
In-app purchases: Not listed in captured metadata
Version: 26.07.2
Listing last refreshed: 2026-09-13

Store description excerpt

Email is insecure. Chat isn't compliant. Letters are stuck in the past. Letro replaces all three. Letro is the next generation of secure formal communication — built for the way enterprises, governments, law firms, and financial institutions actually work. Like email, but end-to-end encrypted, spam-free, phishing-proof, and verified by blockchain. Every message you send leaves a permanent, tamper-proof record. **End-to-End Encryption Built for the Future** Every message, file, and document is encrypted on your device before it leaves the app. Built on the Matrix Protocol — combined with quantum-resistant encryption — Letro protects your communications today and shields them against tomorrow's quantum computing threats. Your private keys never leave your device. Only you hold the keys to your data. **Zero Spam. Zero Phishing. By Design.** Unlike legacy email, Letro makes spam and phishing attacks virtually impossible — not through filters, but through architectural design. No suspicious links. No credential theft. No inbox chaos. Just verified communication with people you trust. No user can create two account with the same identity and without KYC verification, one cannot create an account. **Enterprise-Grade. Government-Ready.** Letro is purpose-built for organizations with complex compliance requirements: • Role-based permissions and access controls • Automated approval chains and escalation paths • Full audit trails for regulated industries • End-to-end encryption that scales across organizational hierarchies Trusted by teams in finance, law, government, and high-security enterprise environments. **Decentralized & Federated — Your Server, Your Rules** Letro runs on a fully decentralized, federated architecture. Unlike centralized platforms where one company controls all your data, Letro federates across independent private servers. Organizations can purchase and deploy their own dedicated Letro server, giving your business complete sovereignty over your communication infrastructure. Your messages never touch a server you don't control. Thanks to the Matrix protocol, companies and client can communicate with each other externally even when they run Letro on their private server. ** Works Without the Internet** Subject to the private server solution, Letro functions even when connectivity fails. Perfect for field operations, high-security environments, and regions with unreliable infrastructure. Reliable communication, everywhere. **Who Uses Letro?** - Teams replacing Slack and email with encrypted internal messaging on their own server - Businesses dealing with highly sensitive documents and internal communications - Enterprises with multiple client communications - Law firms requiring certified, tamper-proof document exchange - Banks and financial institutions needing auditable, compliant messaging - Government agencies demanding sovereign, encrypted communication channels - Enterprises building secure internal and client-facing co

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