Calendar Plus - Agenda Planner is a free digital calendar app for Android developed by Fivestars Studio. It is an all-in-one tool that combines your personal and work calendars, helping you manage your tasks, schedule appointments, and set reminders. With its simple and effective interface, you can easily create events, customize your calendar view, and organize them logically according to your needs.

One of the best features of the app is its task management system. You can add attachments like photos, recordings, and drawings to your tasks, and manage them with different colors. The app also offers multiple theme colors to choose from and supports exporting all calendars (day, week, month) to PDF or print for easy management.

Moreover, the app comes with three types of widgets: Quick Calendar, Agenda Sticky, and Month Sticky, which you can easily create events and view to-do lists right on your home screen. You can also set reminders for important events and holidays and backup and restore all your tasks, photos, and recordings to your Google Drive.

In conclusion, if you are looking for a comprehensive calendar app for Android that can help you manage your work and life, Calendar Plus - Agenda Planner is worth installing and trying out.