Birthday Calculator
Pick a birthday to see age details, countdowns, half-birthday dates, zodiac notes, milestone days, and other fun birthday facts in one place.
Select Your Birthday
What You'll Find Out
- How old you are in years, months, weeks, days, etc.
- The number of days until your birthday.
- Your half-birthday.
- Your birthstone and birth flower.
- Your Chinese zodiac animal and horoscope sign.
- How much time you've spent eating, sleeping, etc.
- Day of the week you were born.
- Your age if you were a dog, cat, etc.
- Your age on other planets.