Age Calculator
Calculate your exact age to the day
Your Age
In Months
In Days
Next Birthday
Day You Were Born

What is an age calculator?

An age calculator computes your exact age in years, months, and days from your date of birth. It also shows your next birthday countdown, the day you were born, and checks eligibility for age-based benefits.

Formula used

Age = Difference between Date of Birth and today (or any target date) Algorithm: 1. Subtract birth year from current year 2. If birthday hasn't occurred yet this year → subtract 1 3. Calculate remaining months and days separately

How to use this calculator

  1. Enter your date of birth
  2. The 'As of' date defaults to today — change to check age on any past or future date
  3. Click Calculate — see exact years, months, days, and next birthday countdown

Example

Example 1 — Exact age:
Born: 15 March 1990 | Today: 15 March 2025 → 35 years, 0 months, 0 days

Example 2 — Exam eligibility check:
Born: 20 August 1995 | Exam date: 1 January 2025
Age = 29 years, 4 months, 12 days → eligible for under-30 exams ✓

Age milestones in India:

AgeEligibility
18 yearsVoting, driving licence, adult contracts
60 yearsSenior citizen FD rates, tax benefits, IRCTC quota
75 yearsSuper senior citizen — enhanced income tax benefits

Frequently asked questions

If your birthday hasn't passed yet this year, you are still the previous age. Age in years = number of complete years lived.
Enter your DOB and the exam notification date as the 'as of' date. General category: 21–32 years. OBC: up to 35. SC/ST: up to 37.
Enter your DOB and today's date. The total days field in the results tells you exactly. At 25 years ≈ 9,131 days.