Age Calculator
Calculator ToolsExact age in years, months, days & next birthday
Embed this tool on your websiteFree
- Choose how tall the frame should be.
- Press Copy code.
- Paste it into your page, blog, WordPress or Notion HTML block.
The tool runs inside your visitor's browser, nothing is uploaded, and a small "Powered by ToolCloak" line stays under it. The second line (script) is optional: it makes the frame fit the tool's height.
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History
All history →Age Calculator — at a glance
Find your exact age down to the day, plus how long until your next birthday.
How to use it — step by step
Your date of birth. Optionally pick another date to see your age on that day.
Enter your numbers
Fill in the fields — sensible example values are already filled in.
Pick your options
Choose any dropdowns or switches that apply to your case.
Calculate Age
Press the button. The result is created instantly on your device.
Read the answer
The main answer is shown big at the top, with details below it.
Pro tips
Small things that make the result better.
Quick facts
Frequently Asked Questions
How is age calculated?+
It counts full years, then leftover full months and days between the birth date and the chosen date.
Can I find age on a past or future date?+
Yes. Fill “Age at date” with any date after your birth date.
Is my birth date saved?+
No. Everything is calculated in your browser.
Is this tool really free?+
Yes — completely free, no signup, no watermark and no usage limit.