Does my data get stored anywhere?

No. All calculations happen directly in your web browser using JavaScript. Your date of birth is never transmitted to our servers, and nothing is saved. You can even disconnect from the internet after the page loads and the tool will still work perfectly.

Can I calculate my age on a future or past date?

Yes. Use the optional "Calculate Age As On" field to enter any date you want — past, present, or future. This is useful for planning events, checking historical records, or figuring out how old you will be on your next birthday.

What if I was born on a leap day (February 29)?

Our calculator handles this correctly. In non-leap years, your age will be calculated based on February 28 or March 1, following the standard international convention. The exact behavior matches what most government systems do.

Why is my age different from another calculator's result?

Some calculators use a "365 days per year" approximation, which can be off by a day or two after accounting for leap years. Our calculator uses the proper calendar method, so the result is more precise.

Can I use this tool for official purposes?

The calculator is accurate enough for most purposes, but for official documents (passport applications, government forms), always rely on your actual birth certificate and the issuing authority's guidelines. Think of this tool as a helpful reference.

Does the calculator work on mobile devices?

Absolutely. The tool is fully responsive and works smoothly on smartphones, tablets, and desktops. The date picker adapts to your device's native interface, making it easy to select dates on any screen size.

How do I calculate the age difference between two people?

Simply enter the older person's date of birth in the first field, and the younger person's date of birth in the "Calculate Age As On" field. The result will show the exact difference between the two dates, broken down into years, months, and days.

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Age Calculator

Q: How accurate is this age calculator?

Our age calculator is as accurate as the standard calendar system allows. It correctly handles leap years, months with different numbers of days, and edge cases like people born on February 29. The result matches what you would find on official documents.

Calculate your exact age

About Our Age Calculator

Our age calculator is a simple tool which will tell you how old you are in years, months, days, hours and even minutes. You can quickly and easily find out your exact age.

Most people will know how old they are in years, however there is something really interesting about calculating your age in days and hours. Whether it is to see how many days you have been alive for (over 10,000 days!), or how many months until your next birthday, this calculator will give you the information in an easy-to-understand format.

How To Use The Age Calculator

Using this tool will take less than 10 seconds and you can follow the steps below:

Type in your date of birth into the first box. You can manually type this into the box, or click into the box and a date selector will appear.
Optionally type in a date into the second box. If you leave this blank, it will automatically use today's date.
Click "Calculate Age" to receive your results.
View your results. The age can be measured by years, months, days, hours, and minutes. The number of days lived by one can also be determined, as well as the number of days before their next birthday.

Why Use Our Age Calculator?

There are many age calculators available online, but here are some reasons why you should use ours:

Super Accurate. The calculation is done using the standard calendar method. This accounts for leap years and varying month lengths. This means your result will be accurate to the day.
Secure. All data is processed in your browser. Your date of birth will never be sent to a server or stored.
Fast & Free. Nothing to sign up for; no advertisements to skip; nothing to download. Simply go to the website, enter your information, and get your answer.
More Detailed Results. You won't just get an answer of "You are 25" you will see how old you are in months, days, hours, minutes, days you have been alive and how many days until your next birthday.

How Age Is Calculated

Age calculations may sound simple but there are some rules to follow. We use the standard method used in most countries.

We start by calculating how many whole years have passed between your date of birth and the reference date. Then how many whole months have passed since your last birthday. Finally how many days have passed. As months vary in length (between 28-31 days) we take this into account and adjust the calculation accordingly. We also take leap years into consideration, as February has 29 days.

For hours and minutes we calculate how many hours have passed since midnight on your date of birth and break this down.

Why Would People Use An Age Calculator?

People will use an age calculator for various reasons. Here are some of the most common:

To complete a form for a job or government document where you need to know your exact age.
To check if you are eligible to take an exam, competition or sport.
To calculate how old you were on a certain date in the past or future.
Just out of interest to see how many days you have been alive for.
To plan a birthday party.
For finding out the age difference between two individuals.

Question and Answers

How accurate is this age calculator?

This age calculator will give you the most accurate result using the standard calendar method. We take into account leap years, months with differing numbers of days and people born on February 29th. This will give you the same result as on official documents.

Is any of my data stored?

No. This age calculator uses JavaScript to calculate your age in your browser. Your date of birth will never be sent to our servers. Your data will not be stored. You can even turn your internet off after the page loads and it will still work perfectly.

Can I calculate my age on a past/future date?

Yes! You can use the optional "Calculate Age As On" box to type in any date. For example if you want to know how old you will be on your next birthday just type that in.

I was born on a leap day (February 29th). How does this affect me?

This will be calculated correctly. In non-leap years your age will be calculated using February 28th or March 1st. This follows the standard international convention.

Why is my age different to another calculator?

Some calculators use a 365 days per year method. This can give a result which is a day or two off when taking leap years into account. This calculator uses the correct calendar method and will give you a much more accurate result. If you notice the result is different between calculators then this will be the most accurate.

Can I use this for official purposes?

This calculator will provide you with good results in most cases. But in case you are filling out some legal document like a passport application form or something like that, then always refer to your birth certificate. This is just for reference.

Will this work on my mobile?

Yes! This age calculator is fully responsive and can be used on smartphones, tablets and desktops. The date selector will adapt to your device.

How do I compute the years gap between two people?

Just input the birthdate of the elder person in the first space. Then type in the younger person's date of birth into the "Calculate Age As On" box. This will give you the exact age difference between the two people.

Other Tools You May Find Useful

If you have found this age calculator useful you may also like our date calculator to to calculate the difference between two dates, BMI calculator to track your health or percentage calculator.