Age Calculator
Calculate your exact age in years, months and days, with next birthday and total days lived.
Visual breakdown
Detailed breakdown
Export & share
What is the Age Calculator?
The age calculator finds the exact time between a date of birth and any other date. It also shows total months, weeks, days and hours lived, the weekday you were born and the days left to your next birthday.
How to use this calculator
- Enter your values in the input fields. Use the sliders where available for quick changes.
- Choose the options that fit your case - currency, number format and decimals can be changed in the Options bar.
- The result updates instantly as you type. Press Calculate to refresh.
- Review the summary, the chart and the detailed table (when shown).
- Use Export & share to download a snapshot image (PNG or JPG), copy the result, print, save a CSV, or copy a link that reopens your inputs.
Formula and method
Worked example
Loading example...
Options you get
- Currency symbol and Indian or international digit grouping
- Decimal places control
- Instant results with charts and tables (where relevant)
- Snapshot image export (PNG / JPG), copy image, CSV, print and share link
- Light and dark themes - works on mobile, tablet and desktop
Frequently asked questions
How is age calculated for 29 February births?
In non-leap years the birthday is counted from 28 February to 1 March; this tool counts months and days exactly.
Can I calculate age on a future date?
Yes. Set the "age as on" date to any date after birth.
Is this calculator free to use?
Yes. All MCSBiz calculators are free, work in your browser and need no sign-up.
Is my data stored or sent to a server?
No. Calculations run on your own device. Your inputs are not uploaded, and nothing is saved unless you choose to share a link or export an image.
Can I save or share my result?
Yes. Use "Download PNG" or "Download JPG" to export a snapshot image, copy the result, print it, download a CSV, or copy a link that reopens the calculator with your inputs.
Important note
Date calculations use the Gregorian calendar. Public holidays vary by region; add your own holidays where the tool allows it.