Free Online Age Calculator
Calculate your exact age in years, months, days, hours, and minutes. Find out how many days until your next birthday.
Age Calculator
Calculate your exact age and countdown to your next birthday
Your Age
How to Use Our Age Calculator
- Enter your date of birth in the date field. This is required to calculate your age.
- Optionally enter your time of birth for more precise calculations including hours and minutes.
- Click the "Calculate Age" button to see your exact age and countdown to your next birthday.
- Review the results which show your age in years, months, days, hours, and minutes.
- Check the countdown to see how many days are left until your next birthday celebration.
Why Use Our Age Calculator?
Precise Calculations
Get your exact age down to the minute with our accurate calculator.
Birthday Countdown
See exactly how many days are left until your next birthday.
Completely Free
No hidden costs, registration, or usage limits.
Privacy Guaranteed
Your birth date is processed locally and never stored.
When to Use an Age Calculator
Personal Milestones
Track your exact age for personal milestones, anniversaries, or special occasions.
Parenting
Calculate your child's exact age for developmental tracking, vaccination schedules, or school enrollment.
Legal and Administrative
Determine exact age for legal documents, retirement planning, or eligibility for benefits.
Health and Fitness
Calculate age for medical assessments, fitness goals, or health tracking.
Event Planning
Plan birthday celebrations by knowing exactly how many days are left until the next birthday.
Frequently Asked Questions
Our age calculator is extremely accurate, calculating your age down to the minute if you provide your time of birth. Without the time, it calculates based on the start of the day.
No, the time of birth is optional. If you don't enter it, the calculation will assume your birth time was 00:00 (midnight).
No, the calculator only works for dates in the past. Future dates will show an error message.
No, all calculations happen locally in your browser. Your birth date is never sent to our servers or stored anywhere.
The countdown calculates the number of days from today until your next birthday. If your birthday has already passed this year, it counts to your birthday next year.
Yes, you can use this calculator to determine anyone's age by entering their date of birth.