Unseen Messenger is a free Android app developed by Unseen ehf. that provides state-of-the-art and easy-to-use private and secure communications for consumers and businesses. This app utilizes a proprietary and very strong xAES encryption combined with NTRU for public key exchange, which is believed to be resistant to even quantum computing attacks. Unseen Messenger offers its users secure messaging, Audio/Video calling using webRTC, and encrypted email services. Moreover, it features one-to-one and group chat, secure file transfer, and is hosted in Iceland, ensuring the ultimate privacy protection.

Unseen Messenger is an excellent choice for those who value their privacy and security. It offers a comprehensive suite of communication tools that are both easy to use and highly secure. With its advanced encryption technology, users can rest assured that their messages and files are protected from prying eyes, and the app's user-friendly interface makes it accessible to everyone.