Age Calculator
Calculate age from birth date
Leave blank to calculate current age
What Is an Age Calculator?
An age calculator computes your exact age in years, months, and days from your date of birth to today. Whether you need to verify your age for a form, calculate someone's exact age for a birthday card, or determine age eligibility for a program, Tooliva's free online age calculator gives you precise results instantly.
Why Use Tooliva's Online Age Calculator?
Calculating age by hand requires counting leap years, accounting for different month lengths, and doing mental math. Tooliva does it instantly with exact precision. Enter your birth date and get your age in years, months, weeks, days, hours, and even minutes. It also shows your next birthday countdown. Everything runs in your browser for complete privacy.
How to Calculate Your Age Online
- Enter your date of birth using the date picker.
- Click Calculate and see your exact age in multiple formats.
- View additional details like days until next birthday and total days lived.
Key Features
- Exact age calculation — years, months, weeks, days, hours, and minutes
- Next birthday countdown — see exactly how many days until your next birthday
- Leap year handling — accurate calculations including February 29 birthdays
- Multiple date formats — supports MM/DD/YYYY and DD/MM/YYYY input
- Free and private — no sign-up, no uploads, browser-based
Common Use Cases
Parents calculate children's exact ages for school enrollment and vaccination schedules. HR departments verify employee ages for benefits eligibility. Legal professionals calculate exact ages for court documents. Event planners determine age requirements for activities and venues. Individuals calculate ages for milestone birthday celebrations.
Frequently Asked Questions
Q: Does it handle leap year birthdays?
Yes. The calculator correctly handles February 29 birthdays, showing March 1 as the birthday in non-leap years.
Q: Can I calculate someone else's age?
Yes. Enter any date of birth, not just your own. This is useful for calculating children's ages, family members' ages, or age eligibility.
Q: How accurate is the calculation?
The calculator provides exact age down to the day, accounting for different month lengths and leap years. It is more precise than simple year subtraction.
Q: Is my birth date stored?
No. All calculations happen in your browser. Your date of birth is never sent to any server.