Matrix is described as 'Open protocol for decentralized, end-to-end encrypted communication supporting instant messaging, VoIP, IoT, data persistence, and silos bridging over federated servers' and is a very popular instant messenger in the social & communications category. There are more than 100 alternatives to Matrix for a variety of platforms, including Android, Web-based, Linux, Windows and Mac apps. The best Matrix alternative is Signal, which is both free and Open Source. Other great apps like Matrix are Telegram, Element, Discord and Pidgin.
Self-hosted group chat, voice and video with native mobile apps for iOS and Android, end-to-end encrypted notifications, quick Docker setup, full data ownership, zero tracking, built-in encrypted channels, low-latency media, and protection for private discussions.
Canada
Redesigned team chat with built-in Deep Work Mode, notification batching, focus status, and transparent public-first channels. Includes AI thread summaries for fast catch-up, thread inbox, real-time messaging with threads, and mobile apps. Setup in minutes.
Australia
Experience global connectivity like never before with Mobimi! Our app offers secure, high-quality international calling to any phone or landline worldwide, even if they don’t have the Mobimi app. Purchase and top-up our Mobimi Data Roaming eSIMs directly in-app to enjoy seamless...
Spain
EU
Radar discovers people and things around you, lets you chat securely, share media, and stay safe — even when the internet is gone. No phone number. No email address. No data collected. Ever. No advertising. Ever.
United Kingdom
Treebal is a French eco-friendly communication platform providing secure messaging, voice and video with end-to-end encryption and a decentralized design.
FranceEU
CyberCord is a self-hosted room platform that runs in a single container from a single self-contained binary. docker run it, open the URL, claim it — that's the whole setup. It serves its own interface to desktop and mobile browsers, offers optional native desktop clients...
United States
Qaxa is an end-to-end encrypted workspace for teams. Chat in real time, assign tasks, write notes, and share files — all encrypted on your device. Your encryption keys stay with you, so Qaxa can’t read your content. No trackers. No logs. No AI training.
SlovakiaEU
Shape helps busy teams reach consensus and ship faster with focused spaces designed for discussion and delivery.
United States
City of Hats is a secure messaging platform introducing a new concept called location-controlled messaging.
Canada
ETHOS is a secure web app for one-to-one chat, group chat, and file transfer. It uses hybrid quantum-safe key exchange, direct WebRTC when possible, and encrypted relay fallback when networks get in the way.
Canada
Cloud-based platform for business chat, messaging, and task management, delivering structured communication, instant access control, integration with business tools, and business-grade security while supporting flexible workflows, clear roles, and team alignment.
Israel
Germany
