Age calculator
Enter your numbers — the results update instantly.
Age (years)36
Plus months5
Plus days25
Total days13,327
Worked example
Given: Date of birth = 1990-05-15; Age on = 2026-11-09
Result: Age (years) = 36; Plus months = 5; Plus days = 25; Total days = 13,327
How it is calculated
1. Enter the values you know. 2. The calculator converts them to base units and applies the formula. 3. The result is shown in the unit you choose.
Frequently asked questions
How do I calculate it?
Given: Date of birth = 1990-05-15; Age on = 2026-11-09. Result: Age (years) = 36; Plus months = 5; Plus days = 25; Total days = 13,327.
Is the calculator free and private?
Yes. It is free, needs no sign-up and runs in your browser — the numbers you type stay on your device.