Age Calculator
Use this free age calculator to work out your exact age today. Enter your date of birth to see your age in years, months and days with leap years handled automatically.
Enter your details and tap calculate to see your result.
What this page does
Use this free age calculator to work out your exact age today. Enter your date of birth to see your age in years, months and days with leap years handled automatically.
Tips
- Use a real date for the most accurate result.
- The result updates using the current date in your browser.
- Try the related calculators below for more age and date details.
Frequently asked questions
How do you calculate exact age?
Exact age is calculated by measuring the difference between the date of birth and today's date, then adjusting the remaining months and days correctly.
Does this age calculator account for leap years?
Yes. The calculation accounts for leap years and real calendar month lengths.
Can I use this to calculate age for someone else?
Yes. Enter any valid date of birth to calculate the exact age for a person, child or adult.
Related age calculators
About this tool
This age calculator gives you a simple way to work out your exact age from your date of birth. Instead of only showing an approximate number of years, it can break the answer down into years, months, and days so you get a fuller picture of how much time has passed.
People use an age calculator for everyday reasons such as filling out forms, checking age requirements, comparing ages with family members, or planning birthdays and anniversaries. It is also useful when you want a quick answer without having to count calendar months or leap years by hand.
To use the calculator, enter your date of birth and choose the date you want to measure against. Most visitors use today’s date, but you can also compare against another day in the future or the past. The result updates quickly and gives you a clean summary that is easy to read.