Date & Time
Exact Age Calculator
Years, months and days since your date of birth.
Years
36
Months
3
Days
21
Total days
13,260
Next birthday in
254 days
How it works
Enter your date of birth and see your exact age in years, months and days in real time, plus total days lived and a countdown to your next birthday.
Practical examples
Born 1990-03-15, on 2026-04-22
36 years, 1 month, 7 days · 13,187 total days · next birthday in 327 days.
Frequently asked questions
Why don't the totals match years × 365?
Leap years — we use a 365.25-day average for approximate totals.