Ultra Privacy is an Android application developed by ABXZ Inc. that provides users with a secure and private messaging experience. It is a free app that falls under the Social & Communication category. With this app, users can read messages without notifying the sender, hide messages from specific contacts, and switch notifications which they want to hide.

One of the key features of Ultra Privacy is the ability to save all messages to read at a later time. Users can also set up a passcode to prevent unauthorized access to their messages. Additionally, the app allows users to change the icon for added privacy. It is compatible with popular messenger apps like WhatsApp, WeChat, Telegram, KakaoTalk, and Line.