Birthday Countdown Calculator
How many days until your birthday? See the live countdown, upcoming birthday dates and a little inspiration for celebrating.
Let the countdown begin
Enter a birthday and get your live results instantly.
Select a valid date of birth above. No calculate button needed.
Birthday wishes, ready to share
Happy birthday! Wishing you a year filled with laughter, great memories, and all the good things you deserve.
The timer counts down to midnight at the start of the next birthday using your device's local time zone. For February 29 birthdays, February 28 is used in non-leap years. This is a calendar convention; legal rules may differ.
Find out exactly when the celebration begins
Choose your birth date, then watch the timer update automatically. It counts down to midnight at the beginning of your next birthday, based on the time zone currently used by your device.
Select your date of birth. A name is optional.
Your next birthday, the age you will turn, and time remaining appear without submitting a form.
View the next five birthday dates or copy a countdown and greeting.
Frequently asked questions
How do I find out how many days until my birthday?+
Enter your birth date. The calculator automatically finds the next birthday and counts down in days, hours, minutes and seconds. There is no calculate button.
Does the birthday timer update automatically?+
Yes. It refreshes every second while the page is open and uses the time on your device.
What happens if today is my birthday?+
You will see a birthday greeting. The countdown switches to your following birthday so the timer continues to show the next upcoming date.
What happens if I was born on February 29?+
This tool treats February 28 as the birthday in non-leap years and February 29 in leap years. Other cultural and legal conventions exist.
Is my birth date stored?+
The birth date and optional name are handled in this page's browser code, without a form submission or a database. Avoid sharing copied results if you want to keep your date private.