Calculate your exact age in years, months, days, hours, and minutes.
Calculate your exact age down to the minute. See your age broken down in years, months, days, weeks, hours, and minutes. Find out what day of the week you were born, your zodiac sign, and how many days until your next birthday.
The age difference mode lets you compare two dates of birth. Everything runs in your browser — no data is stored.
Age is calculated from your date of birth to the reference date (today by default). It accounts for varying month lengths and leap years to give you an exact breakdown in years, months, and days.
Switch to 'Age Difference' mode to enter two dates of birth. The tool calculates the exact gap between them in years, months, days, and total days.
Enter your date of birth and look at the 'Total Days' stat. This counts every day from your birth to today, including leap days.
Yes. The calculator uses precise date arithmetic that accounts for leap years, varying month lengths, and time zones. Results are accurate to the current minute.
Enter your date of birth and the calculator shows your precise age in years, months, days, hours, and minutes. It also displays your zodiac sign (Western and Chinese) and a countdown to your next birthday, showing exactly how many days remain.
Knowing your exact age down to the day is useful in many situations. Legal age thresholds, insurance calculations, retirement planning, and government benefit eligibility often depend on precise dates, not just birth years. This calculator handles leap years and variable month lengths correctly for accurate results.