Calculate exact age between two dates — years, months, days, hours, minutes, and seconds.
Age is the difference between two dates: years, then remaining months, then remaining days. Leap years and varying month lengths are handled correctly. The tool also computes total days, weeks, hours, minutes, and seconds elapsed.
It takes your birth date and time and the current date/time, then computes the elapsed duration — accounting for leap years — down to years, months, days, hours, minutes, and seconds.
No, it uses the standard Gregorian calendar, which covers the vast majority of use cases.
Yes — enter any target date instead of leaving it on today's date to see age as of that point in time.
Want more detail? Read How to Use Age Calculator: Practical Guide and Best Practices.