Ατζέντα - Ημερολόγιο, Ορθόδοξο Εορτολόγιο is a multifunctional application designed for Android users, combining a calendar, name day listings, and note-taking capabilities within a user-friendly interface. Key features include a simulation of a traditional calendar with sunrise and sunset times, moon phases, and an extensive list of name days and birthdays. Users can easily add names, search for celebrations by name or date, and manage reminders directly from their device's calendar.

Additionally, the app offers a monthly calendar view, a detailed list of Orthodox holidays, and tools for tracking birthdays from contacts. It includes various functionalities such as a Paschal calendar, Sunday readings, and a note management system. Users can receive notifications for name days and birthdays, customize themes, and utilize widgets for quick access to essential features. Overall, this app serves as a comprehensive tool for anyone looking to integrate Orthodox traditions with modern scheduling needs.