Age Check Online

Check age from date of birth. Get exact age in years, months, days, and total days and weeks.

Date of birth

As of date (optional)

Leave empty for today

Age check online

Use this tool to check someone’s age from their date of birth. You get the exact age in years, months, and days, plus total days and weeks. Optionally enter an “as of” date to see age on a specific day.

Related calculators

Age Calculator →Age Difference Calculator →Date Difference Calculator →

Cite This Calculator

Reference this calculator on your website or in your work using the citation below:

HTML Citation Code:

<p>Calculator: <a href="https://onlinecalculator.co.uk/time/age-check" target="_blank">Age Check Online</a> - OnlineCalculator.co.uk</p>

APA Style Citation:

OnlineCalculator.co.uk. (2025). Age Check Online. Retrieved from https://onlinecalculator.co.uk/time/age-check

Note: This calculator is free to use and reference. No permission required for educational or commercial citation.