
Description: OpenKeychain is an open source app for Android that allows users to easily use encryption and manage their keys. It enables sending encrypted messages, files, and calls between users.
Type: Open Source Test Automation Framework
Founded: 2011
Primary Use: Mobile app testing automation
Supported Platforms: iOS, Android, Windows

Description: Ciphermail for Android is a free and open source email app focused on privacy and security. It supports end-to-end encryption using OpenPGP and aims to make encrypted email easy and accessible.
Type: Cloud-based Test Automation Platform
Founded: 2015
Primary Use: Web, mobile, and API testing
Supported Platforms: Web, iOS, Android, API