How to Use Age Calculator
Pick your date of birth.
There are various ways age can be calculated for different cultures. This calculator is based on the most common age system where age increases at the birthday. Therefore if you've lived for 6 years and 11 months your age is 3 and you will turn 4 on your birthday. The majority of western countries use this system.
In Korea for example you may be considered 1 or two years older, in Korea a baby is considered 1 years old at birth and gain a year on the 1st of January not on their birthday. This system is refered to as East Asian age reckoning