Age Calculator
Find your exact age, next birthday countdown, and fun facts about when you were born.
Total Months
Total Weeks
Total Days
Total Hours
Total Minutes
Total Seconds
Day of Week Born
Next Birthday
Days Until Birthday
Which Birthday
Fun Facts About Your Birth Year
How to use
- Enter your date of birth using the date picker.
- The "Calculate age as of" field defaults to today — change it to calculate age at any specific date.
- Click Calculate Age to see your exact age in years, months, and days.
- Scroll down to see your total age in months, weeks, days, hours, minutes, and seconds.
- Find out what day of the week you were born and when your next birthday is.
- Use Share Result to copy a summary of your age to the clipboard.
About this Age Calculator
Use this free age calculator to find an exact age in years, months, and days, plus helpful birthday details. It is useful for forms, records, birthdays, age checks, and date-based planning. No signup is required, and the tool works on phones, tablets, and desktop browsers.