How it works
Enter a date of birth and, if you need it, a second date. The result is the completed years, months, and days between them, plus the total number of days. The default second date is today on your device.
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- 1 Pick the date of birth.
- 2 Leave the “as of” date empty to use today, or set another date.
- 3 Read the completed age and the total days.
Frequently asked questions
Does this count the birthday itself?
The age is the time completed by the “as of” date. On a birthday, the year count increases and the month and day counts are zero.
Which calendar is used?
The Gregorian calendar, using your device’s local dates.