Age Calculator
Calculate your exact age in years, months, weeks, days, hours, minutes, and seconds. Perfect for birthdays, anniversaries, and milestone tracking.
How it works: The calculator uses precise calendar arithmetic to handle leap years, varying month lengths, and time zones accurately.
Results include both exact age breakdown and total time in each unit.
Enter your dates and click Calculate to see your exact age.
How Age is Calculated
Age calculation involves precise calendar arithmetic that accounts for leap years, varying month lengths, and the Western age system where age increases only after the birthday passes.
Key Features
- Handles leap years automatically
- Accounts for months with different day counts
- Provides both exact breakdown and total units
- Uses Western age counting system
Sample Calculation
Example:
Birth Date: January 1, 2000
Target Date: August 22, 2025
Result: 25 years, 7 months, 21 days
The calculator also provides the total time in weeks, days, hours, minutes, and seconds for comprehensive age analysis.