How is exact age calculated?

Your date of birth is subtracted from today's date, accounting for leap years, to give years, months and days — plus totals in weeks, hours, minutes and seconds.

Does it show my zodiac sign?

Yes — both your Western zodiac sign and Chinese zodiac animal are shown based on your date of birth.

Age Calculator

Q: What is the school admission age cutoff in India?

CBSE/ICSE schools generally use March 31 as the cutoff date and require a child to be at least 5 years 6 months old on that date for Class 1 eligibility. The calculator checks this automatically from a date of birth.

Q: Can I calculate working days between two dates?

Yes — the date difference mode can exclude weekends, and optionally exclude Indian public holidays, to give a working-day count between two dates.

Toolsda's Age Calculator works out your exact age in years, months and days, accounting for leap years, plus your next birthday countdown, working days between two dates, and India's March 31 school-admission cutoff. Everything runs in your browser — no date of birth is ever sent to a server.

Calculate Your Exact Age

Enter your date of birth to calculate your exact age

Date of Birth

Or type manually (DD-MM-YYYY)

How to Calculate Exact Age?

Our age calculator provides the most accurate age calculation by considering leap years, varying month lengths, and precise date arithmetic. Unlike simple calculators that just subtract years, our tool calculates the exact age in years, months, and days.

School Admission Age Calculator (India)

In India, school admission age is determined as of March 31 of the academic year. According to CBSE and ICSE guidelines, a child must be at least 5 years and 6 months(5.5 years) old as on March 31 to be eligible for Class 1 admission.

Our calculator automatically shows your child's age as per the March 31 cutoff and indicates eligibility for different classes:

Pre-Nursery: 2.5 years as on March 31
Nursery/LKG: 3.5 years as on March 31
Class 1: 5.5 years (5 years 6 months) as on March 31

Date Difference Calculator

Calculate the exact difference between any two dates with options to exclude weekends and Indian public holidays. Perfect for:

Project duration calculation
Relationship anniversaries
Working days between dates
Days until important events

Birthday Countdown Timer

Get a live countdown to your next birthday showing days, hours, minutes, and seconds. Features include:

Real-time countdown that updates every second
Confetti celebration animation on your birthday
Half birthday calculator
Download .ics file to add birthday to Google Calendar, Apple Calendar, or Outlook
Check if your next birthday falls on the same weekday as your birth

FAQ

How accurate is this age calculator?

Our age calculator is 100% accurate and handles all edge cases including leap years, February 29 birthdays, and varying month lengths. It uses the date-fns library which is battle-tested and used by millions of developers worldwide.

What is the school admission age cutoff in India?

The school admission age cutoff in India is March 31. A child must be 5 years and 6 months old as on March 31 to be eligible for Class 1 admission as per CBSE and ICSE guidelines.

How many days until my birthday?

Use our Birthday Countdown tab to see exactly how many days, hours, minutes, and seconds until your next birthday. The countdown updates in real-time!

Can I calculate working days between two dates?

Yes! In the Date Difference tab, check the "Exclude weekends" and "Exclude Indian public holidays" options to get the exact number of working days between any two dates.