A free app for Android, by Sdui.
The OSS Messenger is a secure, online-based communication system that allows teachers, students, and parents to share updates, progress reports, and other such concerns in real-time via the Internet. It is intended for use in schools and educational settings and provides a safe, secure, and confidential means of communication.
The OSS Messenger is based on a modular architecture that can be used to create a customized system that meets the specific needs of your school. It can be used by teachers, students, parents, and other school staff. The OSS Messenger allows teachers to communicate with students and parents in real-time and also supports the management of large groups of teachers and students.
