Calculate exact age from date of birth in years, months, days, hours, and minutes.
Use the date picker to select your date of birth. You can pick any date from the past.
Press the Calculate Age button to instantly compute your age in years, months, and days.
The tool displays your exact age in years, months, and days, plus total days lived and your next birthday date.
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Age Calculator is a free online tool that helps you calculate exact age from date of birth in years, months, days, hours, and minutes. With Precise Age: calculate exact age down to the minute, accounting for leap years. Upcoming Birthday: shows days remaining until the next birthday with a countdown, the tool makes date tasks straightforward and efficient. Every operation runs locally in your browser — your data stays private and never leaves your device.
Age Calculator processes everything on your device, eliminating the need for server uploads or software installation. This approach is particularly useful for calculating precise age for forms, registrations, and verification counting down to birthdays and special anniversaries. Whether you need precise age or more advanced date operations, Age Calculator delivers reliable results without compromising on security or performance.
Your age is calculated by subtracting your date of birth from the current date, accounting for leap years and varying month lengths to give a precise result in years, months, and days.
Yes. The age calculator automatically accounts for leap years (February 29) when calculating the difference between dates.
Yes, you can select any past date to calculate age at the current date. The tool supports dates from 1900 onward.
No. All calculations happen locally in your browser. Your date of birth is never sent to any server.
Calculate exact age down to the minute, accounting for leap years.
Shows days remaining until the next birthday with a countdown.
Displays the zodiac sign and birthstone for any date of birth.
Total age expressed in days, hours, minutes, and seconds.
Age Calculator is useful in a variety of scenarios across different workflows:
Calculating precise age for forms, registrations, and verification
Counting down to birthdays and special anniversaries
Computing age in total days for medical and statistical purposes
The tool automatically handles leap years (February 29) when calculating age. This ensures precise results even for people born on leap day.
The tool also displays your zodiac sign and birthstone based on your date of birth. This is determined by the month and day, not the year.
Explore more date & time tools to enhance your workflow:
Date Difference
Calculate the exact difference between two dates in years, months, days, and more.
Unix Timestamp Converter
Convert between Unix timestamps and human-readable dates instantly.
Cron Expression Generator
Generate and explain cron schedules with a visual builder.
Percentage Calculator
Calculate percentages easily with three common modes.
Deepen your knowledge with these date & time guides and tutorials: