What is My Age?
This chronological age calculator helps you calculate your exact age in years, months, and days. Simply input your date of birth and today's date (or any target date) to find your current age. You can also use this calculator to determine how many days remain until your next birthday or any important event date.
Whether you need to know your exact age for official documents, celebrate milestones, or track time since a special event, our age calculator provides instant and accurate results.
Calculating Children's Age with Precision
Parents of newborns, infants, and young children often need to track age in precise months and days. This is especially important for medical appointments, developmental milestones, and communicating with healthcare providers.
To find your child's exact age, input their date of birth and click Calculate. The calculator displays their age in years, months, and days. You can also enter a future date to see how old your child will be on that date, which is helpful for planning birthdays and special events.
How Age is Calculated
Our age calculator uses precise date arithmetic to determine your chronological age. The calculation accounts for:
- Variable month lengths: Different months have 28, 29, 30, or 31 days
- Leap years: February has 29 days in leap years instead of 28
- Exact day counts: Precise calculation of days between your birth date and the target date
The calculator works by subtracting your date of birth from the target date (or today's date). It handles month and year boundaries correctly, ensuring accurate results even when crossing month or year boundaries.
All calculations are performed in your browser in real-time. Your date of birth and personal information never leave your device, ensuring complete privacy and security.
How to Use Our Age Calculator
- Enter your date of birth using the month, day, and year dropdowns
- Optionally, enter a specific date in the "Age on a specific date" field (defaults to today)
- Click the "Calculate Age" button
- View your exact age displayed in years, months, and days
- The calculator also shows the day of the week you were born on
The calculator works instantly and updates in real-time. You can change dates at any time and recalculate without refreshing the page.
Frequently Asked Questions
What is an age calculator?
An age calculator is a tool that calculates your chronological age in years, months, and days based on your date of birth. You can also calculate age on any specific date, not just today.
How do I calculate my age?
Enter your date of birth (month, day, and year) in the calculator. Optionally, enter a specific date to find your age on that date. Click "Calculate Age" to see your exact age in years, months, and days.
What is chronological age?
Chronological age is your actual age measured from the date of your birth to a specific date, typically expressed in years, months, and days.
Can I calculate age on a specific date?
Yes! Enter your date of birth and then enter a different date in the "Age on a specific date" field. The calculator will show you how old you were or will be on that exact date.
How old is my child?
Enter your child's date of birth to see their exact age in years, months, and days. This is especially useful for newborns and infants where precise age tracking is important.
Can I find out how many days until my next birthday?
Yes, the calculator can show you the exact number of days remaining until your next birthday when you enter today's date as the "Age on" date.
How is age calculated?
Age is calculated by finding the difference between your date of birth and the target date. The calculator accounts for different month lengths and leap years to provide accurate results.
Does the calculator account for leap years?
Yes, the age calculator correctly handles leap years and accounts for the extra day in February during leap years (366 days instead of 365).
What day of the week was I born on?
After calculating your age, the calculator displays the day of the week on which you were born.
Is the age calculator free to use?
Yes, our age calculator is completely free to use. No registration or payment is required.
Can I calculate age in different units?
The calculator displays your age in years, months, and days. This format is the most commonly used and accurate representation of chronological age.
How accurate is the age calculation?
The calculator is highly accurate and accounts for varying month lengths (28-31 days) and leap years to provide precise age calculations.
Can I use this to calculate age difference between two dates?
Yes, by entering different dates in the "Date of Birth" and "Age on a specific date" fields, you can calculate the age difference or time span between any two dates.