Calendar Notes is an Android application developed by FlyJam.one that allows you to turn your device into a personal agenda. With this app, you can record your daily tasks, reminders, notes, messages, and make lists. The app is simple and fast, and it automatically saves your notes without the need to press any buttons.

Using Calendar Notes is very easy and intuitive. You just need to select the date on which you want to enter a note and start typing. You can continue to make annotations on other dates or exit the app, and when you return, your notes will be available for you to visualize, amend or delete them.

One of the best features of this app is that it automatically saves your notes, which means that you don't have to worry about losing your data. Additionally, turning your device into a personal agenda allows you to keep track of your tasks and organize your time more efficiently.

Overall, Calendar Notes is a great app for those who want to keep track of their daily tasks and stay organized. Its intuitive interface and automatic saving feature make it a must-have for anyone looking for a simple and effective personal agenda app.