Calendar 2023 is a user-friendly, offline monthly calendar app for Android that enables users to manage their schedules with ease. Developed by Invisible Foste, this app is highly customizable and free to download. It supports syncing events via Google Calendar or other calendars supporting CalDAV protocol.

The app offers a range of features, including daily to-do lists, appointment scheduler, family organizer, and customizable event reminders. The widget has an incredible variety of customization options, including notification appearance, tiny calendar reminders widget, and overall appearance. Users can even view everything as a simple list of events rather than in a monthly view.

One of the standout features of Calendar 2023 is its ability to include a category to your tiny calendar entry such as birthday, anniversary, gym, workout, out of office, friends, or customize your own tags. The app also offers simple notes, team meeting scheduling, and appointment reminders that can be set as one-time or recurring. Users can even choose how regularly they recur.

Overall, Calendar 2023 is a great option for anyone looking for a simple, customizable, and offline monthly calendar app for Android.