Birthday Countdown
See exactly how many days are left until your next birthday.
Birthday Countdown Calculator
How many days until my birthday? Enter your date of birth to see your next birthday date and the number of days remaining. InfoJano also supports February 29 birthdays and a device-based reminder.
Open Free Age CalculatorHow long until my next birthday?
A birthday countdown finds the next occurrence of your birth month and day, then counts the calendar days remaining. Common searches include “days until my birthday”, “when is my next birthday”, “birthday in how many days” and “countdown to my birthday”.
Next birthday date and age turning
The Age Calculator shows the upcoming birthday date and the days remaining, along with the age you will reach. The countdown updates from the date on your device.
Birthday reminder and notifications
You can save a birthday reminder on this device. If you allow browser notifications, the page can show a notification when it is open on your birthday. Background delivery while the browser or page is closed is not guaranteed.
Frequently Asked Questions
How many days until my birthday?
Enter your date of birth in the Age Calculator. The next-birthday panel shows the upcoming date and days remaining.
What is a birthday countdown?
It is the number of calendar days between today and your next birthday.
What if I was born on February 29?
Choose whether a February 29 birthday should be observed on February 28 or March 1 in non-leap years.
Will my birthday reminder work when the browser is closed?
No background delivery is guaranteed. The reminder is stored on your device and checked while the Age Calculator page is open.
Can I see what age I will turn next birthday?
Yes. The Age Calculator’s next-birthday information shows the next birthday date and the age you will reach.