Age Calculator
Calculate your exact age in years, months, and days. Find out how many days until your next birthday, or how old you'll be on any future date.
Files processed in your browser — never uploaded to our serversFrequently Asked Questions
Your exact age is the difference between your date of birth and today, broken down into years, months, and days. This calculator uses precise date arithmetic to account for leap years and months of different lengths.
Enter your date of birth and the calculator will automatically show how many days remain until your next birthday. If today is your birthday, a special message will appear.
Use the 'How old will I be on...' section. Enter any future date and the calculator will tell you exactly how old you will be on that date, in years.
Yes — this calculator uses precise date arithmetic that correctly handles leap years, February 29 birthdays, and months with different numbers of days.
If you were born in 1990, you are currently 35–36 years old depending on your exact birth month and today's date. Enter your full birth date above for a precise result.