Offline Communication with Berty Messenger (iOS/Android)

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Table of Contents

What is Berty?

Berty is an encrypted and offline peer-to-peer messenger with NO central server. Connect with or without an internet connection, message for free.

– Apple App Store

Use Cases:

In today’s interconnected world, the need for reliable communication methods that transcend traditional limitations is more crucial than ever. Whether you find yourself cruising at 35,000 feet, shredding snow-capped mountains, or navigating the challenges of a power outage, staying connected remains a priority. Berty Messenger, a groundbreaking privacy-first messaging app, emerges as a beacon of hope in these scenarios, promising an unstoppable communication channel that defies conventional barriers. Here’s how Berty becomes indispensable across diverse use cases like airplanes, snowboarding, and power outages.


Air travel often means disconnecting from the digital world, especially on flights without Wi-Fi or when roaming charges loom large. Berty Messenger redefines in-flight communication, allowing passengers to send messages and share important information directly with each other using Bluetooth Low Energy (BLE) technology. Imagine seamlessly coordinating with fellow travelers or sharing taxi arrangements upon landing, all without needing internet access. Berty’s encryption ensures your conversations remain private, offering peace of mind as you fly across the skies.


The thrill of snowboarding is unmatched, but the remote locations and challenging conditions can often leave adventurers isolated. Berty Messenger thrives in such environments, facilitating communication between snowboarders and their groups even in the absence of cellular service. Whether it’s coordinating meet-up points, ensuring everyone’s safety, or sharing the excitement of a fresh powder find, Berty’s decentralized, server-less system keeps you connected. The app’s ability to operate without traditional networks means that even the most secluded slopes remain within reach of robust communication.

Power Outage

Power outages, whether caused by natural disasters or routine maintenance, can plunge households into uncertainty and isolation. Berty Messenger shines as a critical tool during these times, enabling neighbors to communicate and share updates or resources without needing a functioning internet or cellular network. By leveraging BLE technology and peer-to-peer connections, communities can organize support, relay important information, and maintain a semblance of normalcy even when the lights go out.

Festivals and Large Events

In the heart of a crowded festival, where cellular networks are overwhelmed by the sheer volume of users, Berty provides an alternative. Festival-goers can communicate with friends, locate lost group members, and even receive updates from event organizers, all without needing a direct internet connection.

Adventurers and explorers venturing into remote areas, where cellular coverage is a myth, can rely on Berty for critical communication. Whether it’s coordinating with a base camp, sharing geographical data, or sending emergency alerts, Berty facilitates a lifeline that’s independent of traditional networks.



Berty is a comprehensive instant messaging application. It enables you to form groups, communicate securely, and exchange multimedia with your friends, family, and workmates.


Set up multiple accounts to separate your messaging personas for work, school, family, or any other way you wish to organize your conversations.


Instant messaging without the need for servers or cloud storage, your data remains exclusively on the device where Berty is installed and utilized.

Bluetooth Low Energy (BLE)

Leveraging Bluetooth Low Energy (BLE), messaging with Berty doesn’t depend on a network connection or cellular service.


Every chat is safeguarded by end-to-end encryption within a completely distributed network, ensuring your conversations remain private and secure.

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