Calculate your international age and Korean age easily from birth date
Easy way to calculate your reference age from birth date
Select or enter your birth date.
Click the Calculate button to automatically compute your age.
Check your international age, Korean age, zodiac sign, and more.
A. If you were born in 1990, your international age is 34 if your birthday has passed, or 33 if it hasn't. Your Korean age is 35. (As of 2025)
A. Enter the birth date and the calculator will automatically show international age, Korean age, and year age. Those born in 2000 are 24-25 years old (international) and 26 (Korean age).
A. International age is calculated from your actual birth date, while Korean age starts at 1 when you're born and increases by 1 every January 1st. Korean age is typically 1-2 years older than international age.
A. Enter your birth date to automatically calculate your zodiac sign. Those born in 1985 are Ox. The zodiac cycle repeats every 12 years.
A. If you were born in 1995, your international age is 29 if your birthday has passed, or 28 if it hasn't. Enter your birth date for reference calculation.
Verify international age for official documents
Check zodiac sign by birth year
Compare Korean age and international age
Check days remaining until next birthday
Calculate total days lived since birth
Find reference age of friends or family