Enter your date of birth to calculate international age, Korean age, and calendar age. You can see days until your next birthday and total days lived. Zodiac signs and life statistics are also provided.
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Not officially used since June 28, 2023-
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Based on average life expectancy of 80 years
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Starts at 0 years at birth and increases by 1 year on each birthday. This is the most widely used standard method globally for legal documents and medical records.
Starts at 1 year at birth, and everyone adds 1 year on January 1st each year. Not officially used since June 28, 2023, but still used in daily life.
Calculated by subtracting the birth year from the current year without considering the birthday. Used in some laws to set age criteria.