🎂
Age Calculator
Find out exactly how old someone is — down to the day.
–
Enter a date of birth
–
Total days lived
–
Total weeks
–
Days to next birthday
About this tool
Enter a date of birth to get an exact age in years, months and days as of today — useful for forms, eligibility checks, or just curiosity about a precise age down to the day.
Does it calculate age as of today or a chosen date?
By default it uses today’s date; you can adjust the date being compared against.
Does it account for leap years?
Yes, the calculation is date-accurate, including leap years.
Can I calculate age in just years?
The result breaks age down into years, months and days together.