NaturCalendar - Version ST NaturCalendar is a desktop calendar and scheduler for your PC. The software allows you to keep track of birthdays, holidays, appointments and other events. It is also could be used as a diary. Version ST now runs in the system tray, so you will never miss your upcoming reminders, it includes 39 predefined world holidays, human voice sound for reminders, multiple event colors, USA and European date formats. This version is based on embedded database for true operation system independence, speed and reliability. The NaturCalendar is an extremely practical, intuitive and user-friendly application, ideal for the home or small business user.