Calculate Your Age
How to Use the Age Calculator
Our free age calculator computes your exact age down to the second. Simply select your date of birth using the date picker. The calculator immediately shows your exact age in years, months, days, hours, and minutes, plus the total number of seconds you've been alive and when your next birthday is.
Example Calculations
- Born January 1, 1990: If today is July 23, 2026, you are 36 years, 6 months, 22 days old — approximately 1,153,728,000 seconds alive.
- Born March 15, 2000: You would be 26 years, 4 months, 8 days old with your next birthday 236 days away (on March 15, 2027).
- Born December 25, 1985: You are 40 years, 6 months, 28 days old. Your next birthday falls on December 25 — 155 days from today.
Frequently Asked Questions
How does the Age Calculator work?
Enter your date of birth and the calculator instantly computes your exact age in years, months, days, hours, minutes, and seconds by comparing your birth date to the current date and time.
How many days until my next birthday?
Enter your birth date and today's date, and our calculator shows the exact days, hours, and minutes remaining until your next birthday. It also tells you what day of the week your birthday falls on.
What is my age in months?
Your age in months is calculated by counting the total months from your birth date to today, accounting for the day of the month. For example, if you were born on January 15, you turn a new month old on the 15th of each month.
Can I calculate someone else's age?
Yes, simply enter any date of birth to calculate the age of any person or event. You can calculate the age of a celebrity, a historical figure, or the time since a specific date like a wedding or graduation.
Does it show days until my next birthday?
Yes, the calculator shows your next birthday date and how many days away it is. It even counts down to the day of the week, making it easy to plan celebrations.
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