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Age Calculator
Calculate your exact age.
Find out exactly how many years, months, and days old you are — plus your total time lived in weeks and days.
Instant Results
Get your exact age the moment you click calculate — no waiting, no reloads beyond the click.
Full Breakdown
See your age in years, months, and days, plus total weeks and days lived.
Free & Unlimited
No signup, no watermarks, no limits. Use it as many times as you like.
What is the Age Calculator?
The Age Calculator is a free online tool that instantly works out your exact age from your date of birth. It shows a precise breakdown in years, months, and days, plus totals for how long you've been alive in months, weeks, and days.
How to calculate your age online
- Enter your date of birth in the field above.
- Click Calculate Age.
- Your exact age and total duration lived are displayed instantly.
Why use an age calculator?
Manually working out age across leap years and varying month lengths is error-prone. This tool handles the date math for you — useful for forms, eligibility checks, birthdays, and general curiosity.
Frequently Asked Questions
Your exact age is calculated by comparing your date of birth to today's date, accounting for years, months, and days — including leap years.
Total Duration shows your entire lifespan so far expressed in different units — total years, total months, total weeks, and total days lived.
Yes. 100% free — no account required, no watermarks, no usage limits.