Agenda is a free program that will help you better organize your daily activities. For this he offers two tools that will help you find a memo tool and a virtual calendar. The first can be glued to the screen of your computer and customized according to your preferences by changing the size, color or transparency. As for the latter it is possible to enter as many events as you like for a particular date and assign an alarm.
Now, with this software, you can easily remember your birthdays, your appointments, tasks important to do so.