Age Calculator
Calculate exact age in years, months, and days. Find out the weekday of birth and days until the next birthday.
Enter a valid date of birth.
More Time & Date
About the author
Written and maintained by the Tool4SaaS team. Every tool runs locally in your browser and is tested in-house for accuracy. Last updated: .
Frequently asked questions
It calculates exact years, months and days between two dates.
Yes. It shows the weekday you were born and your next birthday.
Yes, it is free, works offline in your browser, and your data never leaves your device.
How to use Age Calculator
- Enter birth date: Enter your date of birth.
- Optional compare date: Optionally enter a second date to compare.
- See result: See your exact age and next birthday.