MB Free Personal Day Number Software is friendly and easy to use software which reveals that particular day, when your powers are heightened, and you have the potential to achieve a lot. The Personal Day Number is calculated by summing up the calendar month, with the day and personal year. The Personal Day tells us about the trends of that particular day for us. Just as there is a nine-year cycle in our life, similarly we have a nine-day cycle. You can calculate your personal day, by adding the digits representing your Birth Day, Birth Month, Current Day, Current Month and Current Year.