Keybase

Keybase is a mobile app for Android that allows you to securely exchange messages and files with other users.

What it can do

• secure communication with twitter, reddit, facebook, github and hacker news users;
• no email or phone number required;
• all messages are secured with end-to-end encryption;
• viewing user profiles;
• subscribing to user accounts on the platform;
• synchronization between a smartphone and a computer.

This application is part of the open source platform. It is distributed completely free of charge and without any advertising.