Age Calculator Tool — Responsive

Age Calculator Tool — Free (Copy & paste into your blog)

Enter your birth date (and optional time) — tool shows multiple age units + an "AR - AR" decade range

Date of birth Time of birth (optional)

Tip: If you don't enter a time, midnight (00:00) is used. Calculations use the user's device time zone.

Results

1 - YOUR AGE IS

—

2 - YOUR AGE IN MONTHS IS

—

3 - YOUR AGE IN WEEKS IS

—

4 - YOUR AGE IN DAYS IS

—

5 - YOUR AGE IN HOURS IS

—

6 - YOUR AGE IN MINUTES IS

—

7 - YOUR AGE IN SECONDS IS

—

8 - AR - AR (Age range / decade range)

—

How it works

This tool calculates your exact age using your date & optional time of birth and your device clock. It reports total years, months, weeks (rounded down), days, hours, minutes and seconds. "AR - AR" shows the decade bracket (for example 30 - 39).

SEO / Blog notes

Copy this single-file HTML into an HTML block or a standalone page.
Replace the ad placeholder with your ad code (AdSense, Adsterra etc.).
It's responsive and works on mobile and desktop.

Quick examples

Born: 1990-08-09 → Age will appear as 35 (if today is 2025-08-09) — months, days and smaller units shown too.

Born: 2000-02-29 (leap-day) — handled correctly.