Best Secure Communication Apps

Mode - Secure Communication

Workplace Communication Secure

Free

This app provides a secure, encrypted platform for workplace communication, including messaging, video calls, and file sharing. It features advanced security measures like end-to-end and post-quantum encryption, with administrative controls for data lifespan and content policies.

Crait - Secure Communication

Protect the privacy of chat

Free

This app offers a secure platform for workgroups to communicate and collaborate. It features end-to-end encryption, self-destructing messages, and secure file sharing. Protect your business's digital assets with enhanced communication security.

Letro - Secure Communication

Chat & Enterprise Letters

Free

This secure communication platform offers end-to-end encrypted messaging, file sharing, and document exchange for enterprises. It provides a tamper-proof, blockchain-verified record of all communications, designed to replace email and chat with enhanced security and compliance features.

QTel Secure

Secure messaging, video calls.

Free

This app offers a highly secure platform for voice, messaging, and video calls with end-to-end encryption. It ensures total privacy using quantum-resistant encryption and operates seamlessly across various devices for teams and organizations.

SalaX Secure Messaging

by SSH Communications Security Oyj

Free

This secure messaging app offers end-to-end encrypted communication for teams, including video conferencing, file sharing, and voice calls. Built on the decentralized Matrix framework, it prioritizes user data control and privacy with self-hosting options.

Crypty - Secure communications

Secure texting and calling

Free

This app offers secure messaging, voice calls, and file sharing with end-to-end encryption. It features timed message destruction, confidential live streaming, and remote app wiping for enhanced privacy.