The methods used to determine an individual's age vary among civilizations. The findings of this calculator are calculated using a standard age system. According to this method, an individual's age rises with their birthday. A person is three years and eleven months old, and on their next birthday, which is in a month, they will be four. The majority of western nations utilize this age system. Some civilizations do not count years, while others use it to denote age, either by including or excluding the present year. For instance, 20-year-olds are equal to 21-year-olds.

According to Chinese tradition, people are born at age one and get older on the Traditional Chinese New Year rather than on their birthdays. For instance, a newborn born two days prior to the Chinese New Year will be two years old even if they are only two days old. The Free Age Calculator on Xoom The months and days that this age calculator produces could be confusing if the start date is at the end of a month.

For instance, everyone considers February 20 to March 20 to be a single month. There are two methods to calculate the age between February 28, 2015, and March 31, 2015. The answer is one month and three days since February 28 to March 28 equals one month. If both February 28 and March 31 are taken into account, they are regarded as the month's conclusion. Both of the computations' results seem to be reliable. Additionally impacted are dates like April 30 to May 31 and June 30 to July 30. The cause is the irregularity in the number of days in different months. We considered the following factors in our estimates.