Age Calculator
Find exact age in years, months and days.
Dates
Free age calculator: exact age in years, months, days and seconds
About this tool
Enter a date of birth and this calculator tells you your exact age down to the second, plus when your next birthday falls and how many days are left. Want to know how old someone was on a particular day? Change the Age at date and the result updates. It handles leap years and month lengths for you, so there is no counting on your fingers.
Features
- Live age counter that ticks every second when you add a time of birth.
- Type or pick a date: write it as DD-MM-YYYY or open the calendar and jump straight to any year.
- Age at any date, in the past or the future.
- Compare two people to see the exact gap between their ages.
- Extra insights: the weekday you were born, zodiac sign, Chinese zodiac, generation and upcoming age milestones.
- Private and mobile friendly. Nothing you enter is stored.
When it comes in handy
Filling in a form that asks for your age on a certain date, checking school or job age limits, planning a birthday, or settling a friendly argument over who is older. Leap-day birthdays (29 February) are supported too.