Age Calculator
Calculate your exact age in years, months and days. Find your next birthday, calculate your total days lived, and explore other useful date-based results directly in your browser.
Calculate Your Age
Enter your date of birth and the date you want to calculate your age on.
Your exact age
Years
0
Months
0
Days
0
Additional Results
Total Months
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Total Weeks
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Total Days
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Total Hours
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Next Birthday
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Days Until Birthday
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How to Use the Age Calculator
Enter your date of birth in the first field. Then select the date on which you want to calculate your age.
Select Calculate Age to see your completed years, months and days.
The calculator also provides additional date information, including approximate total months, weeks, days and hours, as well as your next birthday.
What Can You Use an Age Calculator For?
Birthday Planning
Find your current age and determine how many days remain until your next birthday.
Date Calculations
Calculate age at a particular date rather than only calculating your age today.
Planning & Scheduling
Compare dates for personal, educational, business or project planning purposes.
General Reference
Quickly calculate elapsed time between a birth date and another selected date.
Important Note
This calculator is intended for general informational and date calculation purposes. Results should not be treated as an official determination of age for legal, government, immigration, medical, educational, financial or other regulated purposes. Where an official age determination is required, use the applicable official records and requirements.
Privacy-Friendly Age Calculator
Your date selections are processed directly in your browser by this calculator. The tool does not require an account and does not need a server-side database to calculate the results.
Frequently Asked Questions
How does the age calculator work?
The calculator compares your date of birth with the selected calculation date and determines the number of completed years, months and days.
Can I calculate my age on a future date?
Yes. You can select a future date in the calculation field to determine how old you will be on that date.
Can I calculate my age on a past date?
Yes. The calculation date can be a past date, provided it is not earlier than the date of birth.
Does the calculator account for leap years?
Yes. The calculation uses calendar dates and accounts for leap-year date differences.
Is the age calculator free?
Yes. The Lamtas Age Calculator is available as a free browser-based tool.
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