CBRTX is a CB radio (Citizens band radio) inspired messenger with optional end-to-end encryption on your iPhone.
* switch between 40 channels
* filter by distance from 200 m to 20.000 km
* end-to-end encryption, only parties with the same keyword in their keychain receives your message.
Requirements: iOS 7.0 or later. Compatible with iPhone, iPad, and iPod touch. This app is optimized for iPhone 5.