Free Online Age Calculator
Use this free age calculator to quickly work out your exact age from your date of birth. It shows your age in full years, months and days, making it useful for birthdays, forms, applications, school records, eligibility checks and general planning.
To use the tool, simply enter your date of birth and choose the date you want to calculate your age on. By default, the second date can be used as today’s date, so you can instantly see your current age. You can also change the target date to check how old someone was, or will be, on a specific day. No sign-up, no downloads, no nonsense.
How To Use This Age Calculator
Select your date of birth, then choose the date you want to calculate your age on. If you leave the second date as today, the calculator will show your current age.
What This Calculator Shows
This age calculator works out your age in full years, months and days. It can be used for birthdays, documents, eligibility checks, school forms, applications and general planning.
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Age Calculator FAQ
Can I calculate age on a future date?
Yes. Enter your date of birth, then choose any future date as the target date. The calculator will show how old you will be on that day.
Can I calculate someone’s age on a past date?
Yes. You can use a past target date to check how old someone was on a specific day, as long as the target date is after their date of birth.
Does this calculator store my date of birth?
No. The calculation runs in your browser and does not require you to submit or save any personal details.