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Age Calculator
Calculate exact age in years, months, and days from date of birth.
How to Use the Age Calculator
- Select your date of birth.
- Optionally select a target date (defaults to today).
- Click Calculate Age to see exact age in years, months, and days.
Formula & Method
Age is calculated by comparing the difference between the birth date and target date in years, then adjusting months and days based on calendar dates.
Examples
| Birth Date | Target | Age |
|---|---|---|
| 1990-06-15 | Today | ~35 years |
| 2000-01-01 | 2025-01-01 | 25 years |
Frequently Asked Questions
How accurate is the age calculator?
It calculates exact age down to the day based on calendar dates.
Can I calculate age in the future?
Yes, enter a future date as the target date.
Does it account for leap years?
Yes, leap years are automatically handled.
People Also Ask
How accurate is this calculator?
Our calculators use standard mathematical formulas and provide accurate results.
Can I use this on my phone?
Yes, all tools are fully responsive and work on any device.