Need to know your exact age down to the day for competitive exams, passport verification, insurance policies, or retirement planning? The 99tools Age Calculator calculates your precise chronological age from your date of birth, total days lived, and countdown to your next birthday.
\\n\\n\\n\\n🎯 Common Use Cases
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- Government & Exam Eligibility: Determining if you meet strict age limits as of a specific cut-off date. \\n
- Milestone Celebrations: Calculating exact days or hours lived. \\n
- Policy & Legal Verification: Calculating eligibility for employment, driving licenses, and banking accounts. \\n
Quick Guide
How to Use Age Calculator: Calculate Exact Age in Years, Months, Days & Next Birthday in 3-4 Simple Steps
1
Select Date of Birth
Pick your date of birth using the calendar picker.
2
Click Calculate
Get an instant breakdown of your age in years, months, days, and total hours.
3
View Birthday Countdown
See how many months and days remain until your next birthday milestone.
Need Help?
Frequently Asked Questions
Everything you need to know about this tool, accuracy, formulas, and privacy.
How does this age calculator account for leap years?
The calculator uses calendar day differences rather than fixed 365-day approximations, ensuring 100% precision across leap years.
