Instant Age Calculator

Find your exact age in years, months, days, and more - instantly and privately.

Use the calculatorHow it works

Age Calculator

Quickly calculate age with timezone and optional birth time.

Result

25 years, 11 months, 12 days
Total days: 9,478 • Total hours: 227,478
As of 12/13/2025, 6:31:15 AM in UTC

Next birthday

1/1/2026, 12:00:00 AM
Age on next birthday: 26 years
18d 17h 28m 44s
Target time (UTC): 1/1/2026, 12:00:00 AM

Why use this tool

Fast & Private

All calculations happen locally in your browser. No server calls.

Timezone Aware

Choose your timezone for accurate local results.

Mobile Friendly

Designed to work well on phones, tablets, and desktops.

How it works

  1. Enter your date of birth (and time if known).
  2. Choose your timezone (detected automatically).
  3. Read instant results: years, months, days, and totals.

FAQ

Does this tool save my data?

No - everything stays in your browser by default. You can optionally copy/share results.

Is the calculation accurate?

Yes - age is calculated using standard calendar arithmetic and timezone-aware conversion via the browser.

Can I use it on mobile?

Yes - the page is responsive and optimized for phones and tablets.