🎂 Free Calculator
Age Calculator
Calculate your exact age in years, months, days, hours, and minutes. Find out how many days until your next birthday.
—Years
—Months
—Days
—Hours
—Minutes
—Total Weeks
—Total Days
What This Calculator Tells You
Exact Age
Get your precise age broken down into years, months, and remaining days — not just the rough year.
Total Days & Weeks
See the total number of days and weeks you've been alive — great for milestone celebrations.
Hours & Minutes
For the curious: see the approximate number of hours and minutes since your birth date.
Next Birthday
Find out exactly how many days remain until your next birthday.
Frequently Asked Questions
Age is calculated by finding the difference between your birth date and today. The result accounts for leap years and varying month lengths to give your precise age in years, months, and days.
Yes. Change the "Calculate To" date to any date you need. This is useful for calculating someone's age at a specific historical event or for future planning.
Yes. The calculation uses JavaScript's native Date object which correctly handles all leap years, timezone differences, and varying month lengths.
Small differences can occur due to timezone handling. This calculator works in your local timezone based on your device's clock. For most use cases, any one-day variation is negligible.
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⚠️ Disclaimer: This calculator is for general reference only. Results depend on the dates you enter and may not reflect the legal age definition applicable in your jurisdiction for voting, driving, contracts, or other regulated activities.