Age Calculator
Calculate your exact age in years, months, and days
Leave blank to calculate age as of today
Your Age
How to Use the Age Calculator
Basic Age Calculation
- Enter your birth date in the "Date of Birth" field
- Leave the "Target Date" field as today's date (default)
- Click the "Calculate Age" button
- View your exact age in years, months, and days
Future Age Projection
- Enter your birth date in the "Date of Birth" field
- Enter a future date in the "Target Date" field
- Click the "Calculate Age" button
- See how old you'll be on that future date
Age Between Two Dates
- Enter any start date in the "Date of Birth" field
- Enter any end date in the "Target Date" field
- Click the "Calculate Age" button
- See the exact duration between the two dates
Key Features
Precise Calculations
- Accurately calculates age in years, months, and days
- Handles leap years and month-end transitions correctly
- Shows total days lived for additional perspective
Special Features
- Milestone recognition (1st birthday, 18th birthday, etc.)
- Newborn detection with special welcome message
- Future age projection capability
- Date validation to prevent impossible dates
User Experience
- Clean, intuitive interface that works on all devices
- Responsive design optimized for mobile and desktop
- Clear results with highlighted important numbers
- Helpful error messages for invalid inputs
Practical Examples
Basic Age Calculation
Calculate how old you are today:
Birth Date: 1990-05-15
Target Date: (leave blank for today)
Result: 33 years, 4 months, 12 days (example)
Target Date: (leave blank for today)
Result: 33 years, 4 months, 12 days (example)
Future Birthday
See how old you'll be on your next birthday:
Birth Date: 1990-05-15
Target Date: 2024-05-15
Result: 34 years, 0 months, 0 days
Target Date: 2024-05-15
Result: 34 years, 0 months, 0 days
Baby's Age
Calculate a baby's age in months and days:
Birth Date: 2023-06-01
Target Date: (leave blank for today)
Result: 0 years, 2 months, 15 days (example)
Target Date: (leave blank for today)
Result: 0 years, 2 months, 15 days (example)