How to Use Our Age Calculator

Calculating your age is simple! Follow these steps to get a detailed breakdown of your age and other interesting life statistics.

1. Date of Birth: Enter your birthday in the "Date of Birth" field. This is the only required field.
2. Time of Birth (Optional): For a more precise calculation down to the hour, minute, and second, enter your time of birth.
3. Calculate Age To: By default, this is set to today's date. You can change it to calculate your age on a specific past or future date.
4. Advanced Options: Click "Show Advanced Options" to compare your age with another person's or to specify a timezone for the calculation.
5. Calculate: Click the "Calculate My Age" button to see your results instantly!

Understanding Your Results

Our tool provides more than just your age in years. Here's what the different results mean:

• Exact Age: This shows your age in the common format of years, months, and days. It's how we typically describe our age, accounting for the varied length of months and leap years.
• Total Days/Weeks/Months: These cards show your age converted entirely into a single unit. It's a fun way to see how long you've been alive! For example, seeing you've lived over 10,000 days can be a powerful realization.
• Zodiac Sign: Based on your date of birth, we determine your Western astrological sign, which is a fun way to explore personality traits associated with your birth time.
• Next Birthday Countdown: Find out exactly how many months and days are left until your next celebration, complete with the day of the week it will fall on.
• Age Milestones: Discover the last major life milestone you passed, from living 1,000 days to reaching the "Golden Jubilee" of 50 years.

Did You Know? Fun Facts About Age

• A person born on February 29th (a leap day) technically only has a birthday every four years! Our calculator still correctly computes their age for non-leap years.
• The concept of a "year" isn't the same everywhere. On Mars, a year is 687 Earth days long, so a 40-year-old on Earth would only be about 21 in Martian years!
• The oldest verified person ever was Jeanne Calment from France, who lived to be 122 years and 164 days old. You can use our calculator to see that this is over 44,700 days!