Age Calculator – How Old Am I
Free online age calculator. Enter your date of birth to instantly see your exact age in years, months, and days, plus total months, weeks, days, hours, minutes, and seconds you have been alive. Discover your next birthday countdown, upcoming milestones like retirement and 100-day days, your zodiac sign, Chinese zodiac, birthstone, and the day of the week you were born. Calculate age as of any date — perfect for birthday surprises, retirement planning, and fun facts.
Find your exact age in years, months, and days — plus days until your next birthday.
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Common Use Cases:
- •Checking your exact age for applications and forms
- •Calculating age as of a specific date or event
- •Planning birthday celebrations and countdowns
- •Estimating retirement age and life milestones
- •Finding zodiac signs and fun birthday facts
Features
- Exact age in years, months & days
- Age as of any date (defaults to today)
- Total time alive: months, weeks, days, hours, minutes, seconds
- Next birthday countdown with progress bar
- Milestones: 10,000 days, retirement (67), 100th birthday
- Zodiac sign, Chinese zodiac, birthstone & birth day of week
- Leap-day baby detection
- Free to use, no sign-up required
How to Use
- 1Enter your date of birth
- 2Enter the reference date (today by default)
- 3See your precise age breakdown
Age Calculator – Frequently Asked Questions
Can I calculate age at a specific date?
Yes, choose any reference date, not just today.
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