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Calculate your exact age in years, months, and days — with next birthday countdown.
Select your date of birth using the date picker.
Defaults to today — change it to calculate age at a specific date.
See your exact age broken down by years, months, days, total days, and weeks.
Copy the age summary to your clipboard.
Precise calculation of years, months, and days.
See your total age in days and weeks lived.
Shows days until your next birthday and your birth day of the week.
Calculate age as of any date, not just today.
All calculations happen in your browser.
The calculator accounts for varying month lengths and leap years for precise results.
Yes, set both the date of birth and the reference date to any dates you want.
The reference date must be on or after the birth date.