Age Calculator
Calculate your exact age and interesting facts
Pick your date of birth to see your exact age.
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Free Online Age Calculator
Find out your exact age in years, months and days, not just the round number you turn each year. Enter your birth date (and, if you like, a reference date other than today) to calculate your zodiac sign, the day of the week you were born, exactly how many days you've been alive, and how long until your next birthday.
Why use Age Calculator
- Calculates your exact age in years, months and days, not just years
- Works out your zodiac sign automatically from your birth date
- Shows the exact day of the week you were born
- Tells you how many days are left until your next birthday
- Lets you calculate age on any date, not just today
How to use it in 3 steps
- 1
Enter your birth date
Select the day, month and year you were born.
- 2
Choose a reference date (optional)
Today's date is used by default; change it if you need your age on a different date.
- 3
Check the result
You'll see your exact age in years, months and days, your zodiac sign, and how long until your next birthday.
Questions about Age Calculator
How does this tool calculate exact age?
It subtracts your birth date from a reference date (today by default) and adjusts the result into years, months and days, accounting for the real length of each month and leap years.
Can I calculate my age on a date other than today?
Yes, besides your birth date you can set a different reference date (for example, the date of a paperwork deadline) and the calculator uses that date instead of today's.
What is the zodiac sign shown in the result?
It's your Western zodiac sign, calculated automatically from the month and day of your birth date.
Can I use the result for legal or official purposes?
The calculation is mathematically exact, but this is an informational tool. For legal or official documents, always verify with the relevant source or authority.
Is Age Calculator free?
Yes, Age Calculator from WebHerramientas is 100% free. No registration or subscription required. You can use it as many times as you need at no cost.
Is it safe to use Age Calculator online?
Yes, all information is processed directly in your browser. We do not store or send your data to any external server.
Does Age Calculator work on mobile?
Yes, the tool is fully responsive and works on any device: phone, tablet or computer with a modern browser.