Birthday Calculator

How many days until my Birthday? Use our free online Birthday Calculator to easily find out! You can see the date of your next birthday, the age at next birthday, and also the time to your next birthday.

Date of Birth:


The use of the Birthday Calculator

How many days until my Birthday? » Birthday Calculator

The use of the Birthday Calculator is very straightforward. Simply enter your date of birth (month, day, year), then click on the “Calculate” button. After that we'll immediately show you the most important dates, times and other information about your birthday.

If you do not want to type, you can use the chart under the calculator to choose your date of birth with a simple click. This means that only three clicks (or three quick taps on a mobile device with touchscreen) are need to get the result.

How does the Birthday Calculator calculate?

The Birthday Calculator runs several calculations from your date of birth. Firstly, it tells you when your next birthday will be. This is a very simple calculation; we just check whether we have already had the given date this year. If yes, you will have your next birthday next year; if not, you will have it this year.

Moreover, the calculator also tells you how old you turn on your birthday. Here we calculate how many years have passed between your date of birth and your next birthday.

Finally, you will also see how much time is still left until your next birthday. Here we check how much time is left between today’s date and your next birthday. You will get the result in years, months, weeks, days, hours, minutes and even in seconds.

What else can you use the Birthday Calculator for?

  1. If you're wondering how many days are still left until your birthday.
  2. If you want to know how old you will be on your next birthday.